VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

VizieR

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II/341/vphasp VPHAS+ DR2 survey (Drew+, 2016)
VPHAS+ catalogue of 319,126,837 sources. Detailed description and explanations are available in the public pages of the VPHAS+ catalogues. Please acknowledge the usage of VPHAS+ survey. (original column names in green) (319126837 rows)
  -c=267.81638 -30.69955, eq=J2000, rs=2
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ColumnValue  Explain   (UCD)
_r0.00 arcsec Distance from center (267.81638-30.69955)[FK5/J2000] (pos.angDistance)
_RAJ200017 51 15.9312 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-30 41 58.380 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195017 48 02.5250 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-30 41 13.139 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon359.1206564 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-01.9585151 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

sourceID0854b-12-16324  (i) Unique VPHAS source identifier in the format field-extension-number (sourceID) (meta.id)
RAJ2000267.81638 deg (i) Right Ascension in decimal degrees (J2000) (RAJ2000) (pos.eq.ra;meta.main)
DEJ2000-30.69955 deg (i) Declination in decimal degrees (J2000) (DEJ2000) (pos.eq.dec;meta.main)
nameVPHASDR2 J175115.9-304158.4  Position-based source name. Not a unique identifier (VPHASDR2 JHHMMSS.s+DDMMSS.s) (name) (meta.id;meta.main)
primaryID0854b-12-16324  SourceID of the preferred catalogue entry for this source (primaryID) (meta.id)
Primary_source1   [0/1] Flag =1 if the entry is the preferred observation of a unique source (Primary_source) (meta.code)
nObs1   [1-6] Number of observations of this source in the survey (nObs) (meta.number)
clean1   [0/1] =1 if cleang, cleanr2, cleanha, cleanr and cleani are true (clean) (meta.code)
u_g  mag (u-g) colour index, formed by subtracting columns u and g (u_g) (phot.color;em.opt.U;em.opt.B)
g_r2 3.51 mag (g-r2) colour index, formed by subtracting columns g and r2 (g_r2) (phot.color;em.opt.B;em.opt.R)
r_i 1.87 mag (r-i) colour index, formed by subtracting columns r and i (r_i) (phot.color;em.opt.R;em.opt.I)
r_ha 0.67 mag (r-Halpha) colour index, formed by subtracting columns r and ha (r_ha) (phot.color;em.opt.R;em.line.Halpha)
clean_u0   [0/1] =1 if the u-band detection is significant and the PSF fit good (clean_u) (meta.code)
u  mag (i) Default u-band VEGA magnitude obtained using PSF fitting (u) (phot.mag;em.opt.U)
u_AB  mag Default u-band AB magnitude obtained using PSF fitting (u_AB) (phot.mag;em.opt.U)
err_u  mag Statistical uncertainty for u, not including systematics (err_u) (stat.error;phot.mag;em.opt.U)
chi_u 1.1   Goodness of the PSF fit in u, as determined by DAOPHOT ALLSTAR (chi_u) (stat.fit.goodness;instr.det.psf)
warning_uToo_faint  Flags problems encountered while fitting the PSF, if any (warning_u) (Note 1)   (meta.code)
aperMag_u  mag u-band VEGA magnitude obtained using aperture photometry (aperMag_u) (phot.mag;em.opt.U)
aperMag_u_AB  mag u-band AB magnitude obtained using aperture photometry (aperMag_u_AB) (phot.mag;em.opt.U)
aperMagErr_u  mag Statistical uncertainty for umagap, not including systematics (aperMagErr_u) (stat.error;pos.cartesian.x)
snr_u 1.3   Ratio of the signal in the aperture relative to the background (snr_u) (stat.snr)
magLim_u21.7 mag The Vega magnitude a SNR=3 source would have at this position (magLim_u) (phot.mag)
psffwhm_u 0.97 arcsec Typical PSF FWHM in the CCD frame (psffwhm_u) (phys.angSize)
mjd_u56446.24 d Modified Julian Date at the start of the u-band exposure (mjd_u) (time.epoch)
detectionID_u20130602-00066-12-16324  Detection identifier: night-#exposure-#extension-#number (detectionID_u) (meta.id)
clean_g1   [0/1] =1 if the g-band detection is significant and the PSF fit good (clean_g) (meta.code)
g21.35 mag (i) Default g-band VEGA magnitude obtained using PSF fitting (g) (phot.mag;em.opt.B)
g_AB21.22 mag Default g-band AB magnitude obtained using PSF fitting (g_AB) (phot.mag;em.opt.B)
err_g 0.08 mag Statistical uncertainty for g, not including systematics (err_g) (stat.error;phot.mag;em.opt.B)
chi_g 1.3   Goodness of the PSF fit in g, as determined by DAOPHOT ALLSTAR (chi_g) (stat.fit.goodness;instr.det.psf)
warning_gNo_error  Flags problems encountered while fitting the PSF, if any (warning_g) (Note 1)   (meta.code)
aperMag_g21.23 mag g-band VEGA magnitude obtained using aperture photometry (aperMag_g) (phot.mag;em.opt.B)
aperMag_g_AB21.11 mag g-band AB magnitude obtained using aperture photometry (aperMag_g_AB) (phot.mag;em.opt.B)
aperMagErr_g 0.07 mag Statistical uncertainty for gmagap, not including systematics (aperMagErr_g) (stat.error)
snr_g 14.2   Ratio of the signal in the aperture relative to the background (snr_g) (stat.snr)
magLim_g23.0 mag The Vega magnitude a SNR=3 source would have at this position (magLim_g) (phot.mag)
psffwhm_g 0.75 arcsec Typical PSF FWHM in the CCD frame (psffwhm_g) (phys.angSize)
mjd_g56446.25 d Modified Julian Date at the start of the g-band exposure (mjd_g) (time.epoch)
detectionID_g20130602-00070-12-16324  Detection identifier: night-#exposure-#extension-#number (detectionID_g) (meta.id)
clean_r21   [0/1] =1 if the r2-band detection is significant and the PSF fit good (clean_r2) (meta.code)
r217.84 mag Second r-band VEGA magnitude obtained using PSF fitting (r2) (phot.mag;em.opt.R)
r2_AB17.98 mag Second r-band AB magnitude obtained using PSF fitting (r2_AB) (phot.mag;em.opt.R)
err_r2 0.01 mag Statistical uncertainty for r2, not including systematics (err_r2) (stat.error;phot.mag)
chi_r2 0.9   Goodness of the PSF fit in r2, as determined by DAOPHOT ALLSTAR (chi_r2) (stat.fit.goodness;instr.det.psf)
warning_r2No_error  Flags problems encountered while fitting the PSF, if any (warning_r2) (Note 1)   (meta.code)
aperMag_r217.79 mag r2-band VEGA magnitude obtained using aperture photometry (aperMag_r2) (phot.mag;em.opt.R)
aperMag_r2_AB17.93 mag r2-band AB magnitude obtained using aperture photometry (aperMag_r2_AB) (phot.mag;em.opt.R)
aperMagErr_r2 0.01 mag Statistical uncertainty for r2magap, not including systematics (aperMagErr_r2) (stat.error)
snr_r2 86.8   Ratio of the signal in the aperture relative to the background (snr_r2) (stat.snr)
magLim_r221.8 mag The Vega magnitude a SNR=3 source would have at this position (magLim_r2) (phot.mag)
psffwhm_r2 0.71 arcsec Typical PSF FWHM in the CCD frame (psffwhm_r2) (phys.angSize)
mjd_r256446.26 d Modified Julian Date at the start of the r2-band exposure (mjd_r2) (time.epoch)
detectionID_r220130602-00074-12-16324  Detection identifier: night-#exposure-#extension-#number (detectionID_r2) (meta.id)
clean_ha1   [0/1] =1 if the H-alpha detection is significant and the PSF fit good (clean_ha) (meta.code)
ha17.19 mag Default H-alpha VEGA magnitude obtained using PSF fitting (ha) (phot.flux;em.line.Halpha)
err_ha 0.03 mag Statistical uncertainty for ha, not including systematics (err_ha) (stat.error;phot.mag;em.IR.H)
chi_ha 1.4   Goodness of the PSF fit in H-alpha, as determined by DAOPHOT (chi_ha) (stat.fit.goodness;instr.det.psf)
warning_haNo_error  Flags problems encountered while fitting the PSF, if any (warning_ha) (Note 1)   (meta.code)
aperMag_ha17.03 mag H-alpha VEGA magnitude obtained using aperture photometry (aperMag_ha) (phot.flux;em.line.Halpha)
aperMagErr_ha 0.02 mag Statistical uncertainty for Hamagap, not including systematics (aperMagErr_ha) (stat.error)
snr_ha 54.8   Ratio of the signal in the aperture relative to the background (snr_ha) (stat.snr)
magLim_ha20.4 mag The Vega magnitude a SNR=3 source would have at this position (magLim_ha) (phot.mag)
psffwhm_ha 0.93 arcsec Typical PSF FWHM in the CCD frame (psffwhm_ha) (phys.angSize)
mjd_ha56443.37 d Modified Julian Date at the start of the H-alpha exposure (mjd_ha) (time.epoch)
detectionID_ha20130530-00127-12-16324  Detection identifier: night-#exposure-#extension-#number (detectionID_ha) (meta.id)
clean_r1   [0/1] =1 if the r-band detection is significant and the PSF fit good (clean_r) (meta.code)
r17.87 mag (i) Default r-band VEGA magnitude obtained using PSF fitting (r) (phot.mag;em.opt.R)
r_AB18.00 mag Default r-band AB magnitude obtained using PSF fitting (r_AB) (phot.mag;em.opt.R)
err_r 0.01 mag Statistical uncertainty for r, not including systematics (err_r) (stat.error;phot.mag;em.opt.R)
chi_r 1.0   Goodness of the PSF fit in r, as determined by DAOPHOT ALLSTAR (chi_r) (stat.fit.goodness;instr.det.psf)
warning_rNo_error  Flags problems encountered while fitting the PSF, if any (warning_r) (Note 1)   (meta.code)
aperMag_r17.72 mag r-band VEGA magnitude obtained using aperture photometry (aperMag_r) (phot.mag;em.opt.R)
aperMag_r_AB17.85 mag r-band AB magnitude obtained using aperture photometry (aperMag_r_AB) (phot.mag;em.opt.R)
aperMagErr_r 0.01 mag Statistical uncertainty for rmagap, not including systematics (aperMagErr_r) (stat.error)
snr_r 77.8   Ratio of the signal in the aperture relative to the background (snr_r) (stat.snr)
magLim_r21.5 mag The Vega magnitude a SNR=3 source would have at this position (magLim_r) (phot.mag)
psffwhm_r 0.83 arcsec Typical PSF FWHM in the CCD frame (psffwhm_r) (phys.angSize)
mjd_r56443.38 d Modified Julian Date at the start of the r-band exposure (mjd_r) (time.epoch)
detectionID_r20130530-00131-12-16324  Detection identifier: night-#exposure-#extension-#number (detectionID_r) (meta.id)
clean_i1   [0/1] =1 if the i-band detection is significant and the PSF fit good (clean_i) (meta.code)
i16.00 mag (i) Default i-band VEGA magnitude obtained using PSF fitting (i) (phot.mag;em.opt.I)
i_AB16.37 mag Default i-band AB magnitude obtained using PSF fitting (i_AB) (phot.mag;em.opt.I)
err_i 0.01 mag Statistical uncertainty for i, not including systematics (err_i) (stat.error;phot.mag;em.opt.I)
chi_i 1.1   Goodness of the PSF fit in i, as determined by DAOPHOT ALLSTAR (chi_i) (stat.fit.goodness;instr.det.psf)
warning_iNo_error  Flags problems encountered while fitting the PSF, if any (warning_i) (Note 1)   (meta.code)
aperMag_i15.69 mag i-band VEGA magnitude obtained using aperture photometry (aperMag_i) (phot.mag;em.opt.I)
aperMag_i_AB16.07 mag i-band AB magnitude obtained using aperture photometry (aperMag_i_AB) (phot.mag;em.opt.I)
aperMagErr_i 0.01 mag Statistical uncertainty for imagap, not including systematics (aperMagErr_i) (stat.error)
snr_i 127.4   Ratio of the signal in the aperture relative to the background (snr_i) (stat.snr)
magLim_i20.0 mag The Vega magnitude a SNR=3 source would have at this position (magLim_i) (phot.mag)
psffwhm_i 1.21 arcsec Typical PSF FWHM in the CCD frame (psffwhm_i) (phys.angSize)
mjd_i56443.38 d Modified Julian Date at the start of the i-band exposure (mjd_i) (time.epoch)
detectionID_i20130530-00135-12-16324  Detection identifier: night-#exposure-#extension-#number (detectionID_i) (meta.id)
field0854b  Survey-specific identifier of the telescope pointing (field) (meta.id;instr.tel)
ext12   [1/32] OmegaCAM CCD extension used (ext) (phys.angSize;instr.plate)
nbDist 1.0 arcsec Distance to the nearest neighbour detected in (pos.angDistance)
ColumnValue  Explain   (UCD)
_r0.97 arcsec Distance from center (267.81638-30.69955)[FK5/J2000] (pos.angDistance)
_RAJ200017 51 15.9744 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-30 41 57.588 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195017 48 02.5685 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-30 41 12.351 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon359.1209248 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-01.9585359 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

sourceID0854a-15-18548  (i) Unique VPHAS source identifier in the format field-extension-number (sourceID) (meta.id)
RAJ2000267.81656 deg (i) Right Ascension in decimal degrees (J2000) (RAJ2000) (pos.eq.ra;meta.main)
DEJ2000-30.69933 deg (i) Declination in decimal degrees (J2000) (DEJ2000) (pos.eq.dec;meta.main)
nameVPHASDR2 J175116.0-304157.6  Position-based source name. Not a unique identifier (VPHASDR2 JHHMMSS.s+DDMMSS.s) (name) (meta.id;meta.main)
primaryID0854b-12-16329  SourceID of the preferred catalogue entry for this source (primaryID) (meta.id)
Primary_source0   [0/1] Flag =1 if the entry is the preferred observation of a unique source (Primary_source) (meta.code)
nObs2   [1-6] Number of observations of this source in the survey (nObs) (meta.number)
clean0   [0/1] =1 if cleang, cleanr2, cleanha, cleanr and cleani are true (clean) (meta.code)
u_g  mag (u-g) colour index, formed by subtracting columns u and g (u_g) (phot.color;em.opt.U;em.opt.B)
g_r2  mag (g-r2) colour index, formed by subtracting columns g and r2 (g_r2) (phot.color;em.opt.B;em.opt.R)
r_i  mag (r-i) colour index, formed by subtracting columns r and i (r_i) (phot.color;em.opt.R;em.opt.I)
r_ha  mag (r-Halpha) colour index, formed by subtracting columns r and ha (r_ha) (phot.color;em.opt.R;em.line.Halpha)
clean_u0   [0/1] =1 if the u-band detection is significant and the PSF fit good (clean_u) (meta.code)
u  mag (i) Default u-band VEGA magnitude obtained using PSF fitting (u) (phot.mag;em.opt.U)
u_AB  mag Default u-band AB magnitude obtained using PSF fitting (u_AB) (phot.mag;em.opt.U)
err_u  mag Statistical uncertainty for u, not including systematics (err_u) (stat.error;phot.mag;em.opt.U)
chi_u    Goodness of the PSF fit in u, as determined by DAOPHOT ALLSTAR (chi_u) (stat.fit.goodness;instr.det.psf)
warning_uToo_faint  Flags problems encountered while fitting the PSF, if any (warning_u) (Note 1)   (meta.code)
aperMag_u  mag u-band VEGA magnitude obtained using aperture photometry (aperMag_u) (phot.mag;em.opt.U)
aperMag_u_AB  mag u-band AB magnitude obtained using aperture photometry (aperMag_u_AB) (phot.mag;em.opt.U)
aperMagErr_u  mag Statistical uncertainty for umagap, not including systematics (aperMagErr_u) (stat.error;pos.cartesian.x)
snr_u    Ratio of the signal in the aperture relative to the background (snr_u) (stat.snr)
magLim_u  mag The Vega magnitude a SNR=3 source would have at this position (magLim_u) (phot.mag)
psffwhm_u 1.06 arcsec Typical PSF FWHM in the CCD frame (psffwhm_u) (phys.angSize)
mjd_u56446.24 d Modified Julian Date at the start of the u-band exposure (mjd_u) (time.epoch)
detectionID_u20130602-00065-15-18548  Detection identifier: night-#exposure-#extension-#number (detectionID_u) (meta.id)
clean_g0   [0/1] =1 if the g-band detection is significant and the PSF fit good (clean_g) (meta.code)
g  mag (i) Default g-band VEGA magnitude obtained using PSF fitting (g) (phot.mag;em.opt.B)
g_AB  mag Default g-band AB magnitude obtained using PSF fitting (g_AB) (phot.mag;em.opt.B)
err_g  mag Statistical uncertainty for g, not including systematics (err_g) (stat.error;phot.mag;em.opt.B)
chi_g    Goodness of the PSF fit in g, as determined by DAOPHOT ALLSTAR (chi_g) (stat.fit.goodness;instr.det.psf)
warning_gBad_fit  Flags problems encountered while fitting the PSF, if any (warning_g) (Note 1)   (meta.code)
aperMag_g  mag g-band VEGA magnitude obtained using aperture photometry (aperMag_g) (phot.mag;em.opt.B)
aperMag_g_AB  mag g-band AB magnitude obtained using aperture photometry (aperMag_g_AB) (phot.mag;em.opt.B)
aperMagErr_g  mag Statistical uncertainty for gmagap, not including systematics (aperMagErr_g) (stat.error)
snr_g    Ratio of the signal in the aperture relative to the background (snr_g) (stat.snr)
magLim_g  mag The Vega magnitude a SNR=3 source would have at this position (magLim_g) (phot.mag)
psffwhm_g 1.13 arcsec Typical PSF FWHM in the CCD frame (psffwhm_g) (phys.angSize)
mjd_g56446.25 d Modified Julian Date at the start of the g-band exposure (mjd_g) (time.epoch)
detectionID_g20130602-00069-15-18548  Detection identifier: night-#exposure-#extension-#number (detectionID_g) (meta.id)
clean_r20   [0/1] =1 if the r2-band detection is significant and the PSF fit good (clean_r2) (meta.code)
r2  mag Second r-band VEGA magnitude obtained using PSF fitting (r2) (phot.mag;em.opt.R)
r2_AB  mag Second r-band AB magnitude obtained using PSF fitting (r2_AB) (phot.mag;em.opt.R)
err_r2  mag Statistical uncertainty for r2, not including systematics (err_r2) (stat.error;phot.mag)
chi_r2 3.5   Goodness of the PSF fit in r2, as determined by DAOPHOT ALLSTAR (chi_r2) (stat.fit.goodness;instr.det.psf)
warning_r2Bad_fit  Flags problems encountered while fitting the PSF, if any (warning_r2) (Note 1)   (meta.code)
aperMag_r218.18 mag r2-band VEGA magnitude obtained using aperture photometry (aperMag_r2) (phot.mag;em.opt.R)
aperMag_r2_AB18.32 mag r2-band AB magnitude obtained using aperture photometry (aperMag_r2_AB) (phot.mag;em.opt.R)
aperMagErr_r2 0.01 mag Statistical uncertainty for r2magap, not including systematics (aperMagErr_r2) (stat.error)
snr_r2 69.9   Ratio of the signal in the aperture relative to the background (snr_r2) (stat.snr)
magLim_r221.9 mag The Vega magnitude a SNR=3 source would have at this position (magLim_r2) (phot.mag)
psffwhm_r2 0.74 arcsec Typical PSF FWHM in the CCD frame (psffwhm_r2) (phys.angSize)
mjd_r256446.26 d Modified Julian Date at the start of the r2-band exposure (mjd_r2) (time.epoch)
detectionID_r220130602-00073-15-18548  Detection identifier: night-#exposure-#extension-#number (detectionID_r2) (meta.id)
clean_ha0   [0/1] =1 if the H-alpha detection is significant and the PSF fit good (clean_ha) (meta.code)
ha  mag Default H-alpha VEGA magnitude obtained using PSF fitting (ha) (phot.flux;em.line.Halpha)
err_ha  mag Statistical uncertainty for ha, not including systematics (err_ha) (stat.error;phot.mag;em.IR.H)
chi_ha    Goodness of the PSF fit in H-alpha, as determined by DAOPHOT (chi_ha) (stat.fit.goodness;instr.det.psf)
warning_haBad_fit  Flags problems encountered while fitting the PSF, if any (warning_ha) (Note 1)   (meta.code)
aperMag_ha  mag H-alpha VEGA magnitude obtained using aperture photometry (aperMag_ha) (phot.flux;em.line.Halpha)
aperMagErr_ha  mag Statistical uncertainty for Hamagap, not including systematics (aperMagErr_ha) (stat.error)
snr_ha    Ratio of the signal in the aperture relative to the background (snr_ha) (stat.snr)
magLim_ha  mag The Vega magnitude a SNR=3 source would have at this position (magLim_ha) (phot.mag)
psffwhm_ha 1.01 arcsec Typical PSF FWHM in the CCD frame (psffwhm_ha) (phys.angSize)
mjd_ha56443.37 d Modified Julian Date at the start of the H-alpha exposure (mjd_ha) (time.epoch)
detectionID_ha20130530-00125-15-18548  Detection identifier: night-#exposure-#extension-#number (detectionID_ha) (meta.id)
clean_r0   [0/1] =1 if the r-band detection is significant and the PSF fit good (clean_r) (meta.code)
r  mag (i) Default r-band VEGA magnitude obtained using PSF fitting (r) (phot.mag;em.opt.R)
r_AB  mag Default r-band AB magnitude obtained using PSF fitting (r_AB) (phot.mag;em.opt.R)
err_r  mag Statistical uncertainty for r, not including systematics (err_r) (stat.error;phot.mag;em.opt.R)
chi_r    Goodness of the PSF fit in r, as determined by DAOPHOT ALLSTAR (chi_r) (stat.fit.goodness;instr.det.psf)
warning_rBad_fit  Flags problems encountered while fitting the PSF, if any (warning_r) (Note 1)   (meta.code)
aperMag_r  mag r-band VEGA magnitude obtained using aperture photometry (aperMag_r) (phot.mag;em.opt.R)
aperMag_r_AB  mag r-band AB magnitude obtained using aperture photometry (aperMag_r_AB) (phot.mag;em.opt.R)
aperMagErr_r  mag Statistical uncertainty for rmagap, not including systematics (aperMagErr_r) (stat.error)
snr_r    Ratio of the signal in the aperture relative to the background (snr_r) (stat.snr)
magLim_r  mag The Vega magnitude a SNR=3 source would have at this position (magLim_r) (phot.mag)
psffwhm_r 1.05 arcsec Typical PSF FWHM in the CCD frame (psffwhm_r) (phys.angSize)
mjd_r56443.38 d Modified Julian Date at the start of the r-band exposure (mjd_r) (time.epoch)
detectionID_r20130530-00130-15-18548  Detection identifier: night-#exposure-#extension-#number (detectionID_r) (meta.id)
clean_i0   [0/1] =1 if the i-band detection is significant and the PSF fit good (clean_i) (meta.code)
i  mag (i) Default i-band VEGA magnitude obtained using PSF fitting (i) (phot.mag;em.opt.I)
i_AB  mag Default i-band AB magnitude obtained using PSF fitting (i_AB) (phot.mag;em.opt.I)
err_i  mag Statistical uncertainty for i, not including systematics (err_i) (stat.error;phot.mag;em.opt.I)
chi_i    Goodness of the PSF fit in i, as determined by DAOPHOT ALLSTAR (chi_i) (stat.fit.goodness;instr.det.psf)
warning_iBad_fit  Flags problems encountered while fitting the PSF, if any (warning_i) (Note 1)   (meta.code)
aperMag_i  mag i-band VEGA magnitude obtained using aperture photometry (aperMag_i) (phot.mag;em.opt.I)
aperMag_i_AB  mag i-band AB magnitude obtained using aperture photometry (aperMag_i_AB) (phot.mag;em.opt.I)
aperMagErr_i  mag Statistical uncertainty for imagap, not including systematics (aperMagErr_i) (stat.error)
snr_i    Ratio of the signal in the aperture relative to the background (snr_i) (stat.snr)
magLim_i  mag The Vega magnitude a SNR=3 source would have at this position (magLim_i) (phot.mag)
psffwhm_i 1.02 arcsec Typical PSF FWHM in the CCD frame (psffwhm_i) (phys.angSize)
mjd_i56443.38 d Modified Julian Date at the start of the i-band exposure (mjd_i) (time.epoch)
detectionID_i20130530-00134-15-18548  Detection identifier: night-#exposure-#extension-#number (detectionID_i) (meta.id)
field0854a  Survey-specific identifier of the telescope pointing (field) (meta.id;instr.tel)
ext15   [1/32] OmegaCAM CCD extension used (ext) (phys.angSize;instr.plate)
nbDist 3.0 arcsec Distance to the nearest neighbour detected in (pos.angDistance)
ColumnValue  Explain   (UCD)
_r0.98 arcsec Distance from center (267.81638-30.69955)[FK5/J2000] (pos.angDistance)
_RAJ200017 51 15.9720 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-30 41 57.552 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195017 48 02.5661 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-30 41 12.314 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon359.1209290 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-01.9585234 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)

sourceID0854b-12-16329  (i) Unique VPHAS source identifier in the format field-extension-number (sourceID) (meta.id)
RAJ2000267.81655 deg (i) Right Ascension in decimal degrees (J2000) (RAJ2000) (pos.eq.ra;meta.main)
DEJ2000-30.69932 deg (i) Declination in decimal degrees (J2000) (DEJ2000) (pos.eq.dec;meta.main)
nameVPHASDR2 J175116.0-304157.6  Position-based source name. Not a unique identifier (VPHASDR2 JHHMMSS.s+DDMMSS.s) (name) (meta.id;meta.main)
primaryID0854b-12-16329  SourceID of the preferred catalogue entry for this source (primaryID) (meta.id)
Primary_source1   [0/1] Flag =1 if the entry is the preferred observation of a unique source (Primary_source) (meta.code)
nObs2   [1-6] Number of observations of this source in the survey (nObs) (meta.number)
clean1   [0/1] =1 if cleang, cleanr2, cleanha, cleanr and cleani are true (clean) (meta.code)
u_g  mag (u-g) colour index, formed by subtracting columns u and g (u_g) (phot.color;em.opt.U;em.opt.B)
g_r2 3.08 mag (g-r2) colour index, formed by subtracting columns g and r2 (g_r2) (phot.color;em.opt.B;em.opt.R)
r_i 1.65 mag (r-i) colour index, formed by subtracting columns r and i (r_i) (phot.color;em.opt.R;em.opt.I)
r_ha 0.56 mag (r-Halpha) colour index, formed by subtracting columns r and ha (r_ha) (phot.color;em.opt.R;em.line.Halpha)
clean_u0   [0/1] =1 if the u-band detection is significant and the PSF fit good (clean_u) (meta.code)
u  mag (i) Default u-band VEGA magnitude obtained using PSF fitting (u) (phot.mag;em.opt.U)
u_AB  mag Default u-band AB magnitude obtained using PSF fitting (u_AB) (phot.mag;em.opt.U)
err_u  mag Statistical uncertainty for u, not including systematics (err_u) (stat.error;phot.mag;em.opt.U)
chi_u    Goodness of the PSF fit in u, as determined by DAOPHOT ALLSTAR (chi_u) (stat.fit.goodness;instr.det.psf)
warning_uToo_faint  Flags problems encountered while fitting the PSF, if any (warning_u) (Note 1)   (meta.code)
aperMag_u  mag u-band VEGA magnitude obtained using aperture photometry (aperMag_u) (phot.mag;em.opt.U)
aperMag_u_AB  mag u-band AB magnitude obtained using aperture photometry (aperMag_u_AB) (phot.mag;em.opt.U)
aperMagErr_u  mag Statistical uncertainty for umagap, not including systematics (aperMagErr_u) (stat.error;pos.cartesian.x)
snr_u    Ratio of the signal in the aperture relative to the background (snr_u) (stat.snr)
magLim_u  mag The Vega magnitude a SNR=3 source would have at this position (magLim_u) (phot.mag)
psffwhm_u 0.97 arcsec Typical PSF FWHM in the CCD frame (psffwhm_u) (phys.angSize)
mjd_u56446.24 d Modified Julian Date at the start of the u-band exposure (mjd_u) (time.epoch)
detectionID_u20130602-00066-12-16329  Detection identifier: night-#exposure-#extension-#number (detectionID_u) (meta.id)
clean_g1   [0/1] =1 if the g-band detection is significant and the PSF fit good (clean_g) (meta.code)
g21.54 mag (i) Default g-band VEGA magnitude obtained using PSF fitting (g) (phot.mag;em.opt.B)
g_AB21.42 mag Default g-band AB magnitude obtained using PSF fitting (g_AB) (phot.mag;em.opt.B)
err_g 0.08 mag Statistical uncertainty for g, not including systematics (err_g) (stat.error;phot.mag;em.opt.B)
chi_g 1.0   Goodness of the PSF fit in g, as determined by DAOPHOT ALLSTAR (chi_g) (stat.fit.goodness;instr.det.psf)
warning_gNo_error  Flags problems encountered while fitting the PSF, if any (warning_g) (Note 1)   (meta.code)
aperMag_g21.37 mag g-band VEGA magnitude obtained using aperture photometry (aperMag_g) (phot.mag;em.opt.B)
aperMag_g_AB21.24 mag g-band AB magnitude obtained using aperture photometry (aperMag_g_AB) (phot.mag;em.opt.B)
aperMagErr_g 0.08 mag Statistical uncertainty for gmagap, not including systematics (aperMagErr_g) (stat.error)
snr_g 12.9   Ratio of the signal in the aperture relative to the background (snr_g) (stat.snr)
magLim_g23.0 mag The Vega magnitude a SNR=3 source would have at this position (magLim_g) (phot.mag)
psffwhm_g 0.75 arcsec Typical PSF FWHM in the CCD frame (psffwhm_g) (phys.angSize)
mjd_g56446.25 d Modified Julian Date at the start of the g-band exposure (mjd_g) (time.epoch)
detectionID_g20130602-00070-12-16329  Detection identifier: night-#exposure-#extension-#number (detectionID_g) (meta.id)
clean_r21   [0/1] =1 if the r2-band detection is significant and the PSF fit good (clean_r2) (meta.code)
r218.46 mag Second r-band VEGA magnitude obtained using PSF fitting (r2) (phot.mag;em.opt.R)
r2_AB18.60 mag Second r-band AB magnitude obtained using PSF fitting (r2_AB) (phot.mag;em.opt.R)
err_r2 0.01 mag Statistical uncertainty for r2, not including systematics (err_r2) (stat.error;phot.mag)
chi_r2 0.7   Goodness of the PSF fit in r2, as determined by DAOPHOT ALLSTAR (chi_r2) (stat.fit.goodness;instr.det.psf)
warning_r2No_error  Flags problems encountered while fitting the PSF, if any (warning_r2) (Note 1)   (meta.code)
aperMag_r218.25 mag r2-band VEGA magnitude obtained using aperture photometry (aperMag_r2) (phot.mag;em.opt.R)
aperMag_r2_AB18.39 mag r2-band AB magnitude obtained using aperture photometry (aperMag_r2_AB) (phot.mag;em.opt.R)
aperMagErr_r2 0.02 mag Statistical uncertainty for r2magap, not including systematics (aperMagErr_r2) (stat.error)
snr_r2 62.6   Ratio of the signal in the aperture relative to the background (snr_r2) (stat.snr)
magLim_r221.8 mag The Vega magnitude a SNR=3 source would have at this position (magLim_r2) (phot.mag)
psffwhm_r2 0.71 arcsec Typical PSF FWHM in the CCD frame (psffwhm_r2) (phys.angSize)
mjd_r256446.26 d Modified Julian Date at the start of the r2-band exposure (mjd_r2) (time.epoch)
detectionID_r220130602-00074-12-16329  Detection identifier: night-#exposure-#extension-#number (detectionID_r2) (meta.id)
clean_ha1   [0/1] =1 if the H-alpha detection is significant and the PSF fit good (clean_ha) (meta.code)
ha17.97 mag Default H-alpha VEGA magnitude obtained using PSF fitting (ha) (phot.flux;em.line.Halpha)
err_ha 0.04 mag Statistical uncertainty for ha, not including systematics (err_ha) (stat.error;phot.mag;em.IR.H)
chi_ha 1.0   Goodness of the PSF fit in H-alpha, as determined by DAOPHOT (chi_ha) (stat.fit.goodness;instr.det.psf)
warning_haNo_error  Flags problems encountered while fitting the PSF, if any (warning_ha) (Note 1)   (meta.code)
aperMag_ha17.30 mag H-alpha VEGA magnitude obtained using aperture photometry (aperMag_ha) (phot.flux;em.line.Halpha)
aperMagErr_ha 0.02 mag Statistical uncertainty for Hamagap, not including systematics (aperMagErr_ha) (stat.error)
snr_ha 46.3   Ratio of the signal in the aperture relative to the background (snr_ha) (stat.snr)
magLim_ha20.5 mag The Vega magnitude a SNR=3 source would have at this position (magLim_ha) (phot.mag)
psffwhm_ha 0.93 arcsec Typical PSF FWHM in the CCD frame (psffwhm_ha) (phys.angSize)
mjd_ha56443.37 d Modified Julian Date at the start of the H-alpha exposure (mjd_ha) (time.epoch)
detectionID_ha20130530-00127-12-16329  Detection identifier: night-#exposure-#extension-#number (detectionID_ha) (meta.id)
clean_r1   [0/1] =1 if the r-band detection is significant and the PSF fit good (clean_r) (meta.code)
r18.53 mag (i) Default r-band VEGA magnitude obtained using PSF fitting (r) (phot.mag;em.opt.R)
r_AB18.66 mag Default r-band AB magnitude obtained using PSF fitting (r_AB) (phot.mag;em.opt.R)
err_r 0.02 mag Statistical uncertainty for r, not including systematics (err_r) (stat.error;phot.mag;em.opt.R)
chi_r 0.9   Goodness of the PSF fit in r, as determined by DAOPHOT ALLSTAR (chi_r) (stat.fit.goodness;instr.det.psf)
warning_rNo_error  Flags problems encountered while fitting the PSF, if any (warning_r) (Note 1)   (meta.code)
aperMag_r18.07 mag r-band VEGA magnitude obtained using aperture photometry (aperMag_r) (phot.mag;em.opt.R)
aperMag_r_AB18.20 mag r-band AB magnitude obtained using aperture photometry (aperMag_r_AB) (phot.mag;em.opt.R)
aperMagErr_r 0.02 mag Statistical uncertainty for rmagap, not including systematics (aperMagErr_r) (stat.error)
snr_r 61.2   Ratio of the signal in the aperture relative to the background (snr_r) (stat.snr)
magLim_r21.5 mag The Vega magnitude a SNR=3 source would have at this position (magLim_r) (phot.mag)
psffwhm_r 0.83 arcsec Typical PSF FWHM in the CCD frame (psffwhm_r) (phys.angSize)
mjd_r56443.38 d Modified Julian Date at the start of the r-band exposure (mjd_r) (time.epoch)
detectionID_r20130530-00131-12-16329  Detection identifier: night-#exposure-#extension-#number (detectionID_r) (meta.id)
clean_i1   [0/1] =1 if the i-band detection is significant and the PSF fit good (clean_i) (meta.code)
i16.88 mag (i) Default i-band VEGA magnitude obtained using PSF fitting (i) (phot.mag;em.opt.I)
i_AB17.25 mag Default i-band AB magnitude obtained using PSF fitting (i_AB) (phot.mag;em.opt.I)
err_i 0.02 mag Statistical uncertainty for i, not including systematics (err_i) (stat.error;phot.mag;em.opt.I)
chi_i 0.7   Goodness of the PSF fit in i, as determined by DAOPHOT ALLSTAR (chi_i) (stat.fit.goodness;instr.det.psf)
warning_iNo_error  Flags problems encountered while fitting the PSF, if any (warning_i) (Note 1)   (meta.code)
aperMag_i15.87 mag i-band VEGA magnitude obtained using aperture photometry (aperMag_i) (phot.mag;em.opt.I)
aperMag_i_AB16.25 mag i-band AB magnitude obtained using aperture photometry (aperMag_i_AB) (phot.mag;em.opt.I)
aperMagErr_i 0.01 mag Statistical uncertainty for imagap, not including systematics (aperMagErr_i) (stat.error)
snr_i 105.7   Ratio of the signal in the aperture relative to the background (snr_i) (stat.snr)
magLim_i19.9 mag The Vega magnitude a SNR=3 source would have at this position (magLim_i) (phot.mag)
psffwhm_i 1.21 arcsec Typical PSF FWHM in the CCD frame (psffwhm_i) (phys.angSize)
mjd_i56443.38 d Modified Julian Date at the start of the i-band exposure (mjd_i) (time.epoch)
detectionID_i20130530-00135-12-16329  Detection identifier: night-#exposure-#extension-#number (detectionID_i) (meta.id)
field0854b  Survey-specific identifier of the telescope pointing (field) (meta.id;instr.tel)
ext12   [1/32] OmegaCAM CCD extension used (ext) (phys.angSize;instr.plate)
nbDist 1.0 arcsec Distance to the nearest neighbour detected in (pos.angDistance)
  
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