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II/358/smss SkyMapper Southern Sky Survey. DR1.1 (Wolf+, 2018)
SkyMapper DR1.1 (original column names in green) (285159194 rows)
  -c=074.257281065 -66.379663944, eq=ICRS, rs=2
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (074.257281065-66.379663944)[ICRS] (pos.angDistance)
_RAJ200004 57 01.74745560 "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)
_DEJ2000-66 22 46.7901993 "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)
_RAB195004 56 55.31335100 "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)
_DEB1950-66 27 19.0488242 "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)
_Glon277.14038207560 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-36.05014162166 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)

object_id313376778  (i) Global unique object ID in the master table (object_id) (meta.id;meta.table)
raj2000074.257281065 deg (i) Mean ICRS Right Ascension of the object (raj2000) (pos.eq.ra;meta.main)
dej2000-66.379663944 deg (i) Mean ICRS Declination of the object (dej2000) (pos.eq.dec;meta.main)
e_raj2000 162 mas RMS variation around the mean Right Ascension, in milliarcseconds (e_raj2000) (stat.error;pos.eq.ra)
e_dej2000 88 mas RMS variation around the mean Declination, in milliarcseconds (e_dej2000) (stat.error;pos.eq.dec)
smss_j045701.69-662246.6  (i) SkyMapper Southern Survey designation of the form SMSS Jhhmmss.ss±ddmmss.s, derived from mean ICRS coordinates (HHMMSS.s+DDMMSS.s) (smss_j) (meta.id)
mean_epoch56998.7246 d Mean MJD epoch of the observations (mean_epoch) (time.epoch;stat.mean)
rms_epoch 7.1655 d RMS variation around the mean epoch (rms_epoch) (stat.stdev;time.epoch)
glon277.140000 deg Galactic longitude derived from ICRS coordinates. Not to be used as primary astrometric reference (glon) (pos.galactic.lon)
glat-36.050200 deg Galactic latitude derived from ICRS coordinates. Not to be used as primary astrometric reference (glat) (pos.galactic.lat)
flags 2   [0/4096] Bitwise OR of Source Extractor flags across all observations (flags) (Note 1)   (meta.code)
nimaflags 7  Total number of flagged pixels from bad, saturated, and crosstalk pixel masks across all observations (nimaflags) (meta.code)
ngood 8   [1/91] Number of observations used across all filters (ngood) (meta.number)
ngood_min 0   [0/11] Minimum number of observations used in any filter (excluding filters with 0 observations) (ngood_min) (meta.number)
nch_max1   [1/5] Maximum number of child sources combined into this global object_id in any filter (nch_max) (meta.number)
u_flags -1   [-1/100] Bitwise OR of Source Extractor flags from u-band measurements in photometry table (u_flags) (Note 1)   (meta.code)
u_nimaflags    Number of flagged pixels from bad, saturated, and crosstalk pixel masks from u-band measurements in photometry table (u_nimaflags) (meta.code)
u_ngood 0  Number of u-band observations used (u_ngood) (meta.number)
u_nch-1   [-1/4] Number of u-band child sources combined into this object_id (u_nch) (meta.number)
u_nvisit 3   [0/35] Number of u-band observations for which the mean RA/Dec position fell on a CCD (u_nvisit) (meta.number)
v_flags-1   [-1/45] Bitwise OR of Source Extractor flags from v-band measurements in photometry table (v_flags) (Note 1)   (meta.code)
v_nimaflags    Number of flagged pixels from bad, saturated, and crosstalk pixel masks from v-band measurements in photometry table (v_nimaflags) (meta.code)
v_ngood 0   [0/19] Number of v-band observations used (v_ngood) (meta.number)
v_nch-1   [-1/4] Number of v-band child sources combined into this object_id (v_nch) (meta.number)
v_nvisit 3   [0/16] Number of v-band observations for which the mean RA/Dec position fell on a CCD (v_nvisit) (meta.number)
g_flags 0   [-1/56] Bitwise OR of Source Extractor flags from g-band measurements in photometry table (g_flags) (Note 1)   (meta.code)
g_nimaflags 2   Number of flagged pixels from bad, saturated, and crosstalk pixel masks from g-band measurements in photometry table (g_nimaflags) (meta.code)
g_ngood 3  Number of g-band observations used (g_ngood) (meta.number)
g_nch 1   [-1/4] Number of g-band child sources combined into this object_id (g_nch) (meta.number)
g_nvisit 3   [0/17] Number of g-band observations for which the mean RA/Dec position fell on a CCD (g_nvisit) (meta.number)
r_flags 0   [-1/60] Bitwise OR of Source Extractor flags from r-band measurements in photometry table (r_flags) (Note 1)   (meta.code)
r_nimaflags 0   Number of flagged pixels from bad, saturated, and crosstalk pixel masks from r-band measurements in photometry table (r_nimaflags) (meta.code)
r_ngood 3  Number of r-band observations used (r_ngood) (meta.number)
r_nch 1   [-1/5] Number of r-band child sources combined into this object_id (r_nch) (meta.number)
r_nvisit 3   [0/17] Number of r-band observations for which the mean RA/Dec position fell on a CCD (r_nvisit) (meta.number)
i_flags 2   [-1/49] Bitwise OR of Source Extractor flags from i-band measurements in photometry table (i_flags) (Note 1)   (meta.code)
i_nimaflags 0   Number of flagged pixels from bad, saturated, and crosstalk pixel masks from i-band measurements in photometry table (i_nimaflags) (meta.code)
i_ngood 1   [0/16] Number of i-band observations used (i_ngood) (meta.number)
i_nch 1   [-1/5] Number of i-band child sources combined into this object_id (i_nch) (meta.number)
i_nvisit 3   [0/12] Number of i-band observations for which the mean RA/Dec position fell on a CCD (i_nvisit) (meta.number)
z_flags 0   [-1/50] Bitwise OR of Source Extractor flags from z-band measurements in photometry table (z_flags) (Note 1)   (meta.code)
z_nimaflags 5   Number of flagged pixels from bad, saturated, and crosstalk pixel masks from z-band measurements in photometry table (z_nimaflags) (meta.code)
z_ngood 1   [0/16] Number of z-band observations used (z_ngood) (meta.number)
z_nch 1   [-1/5] Number of z-band child sources combined into this object_id (z_nch) (meta.number)
z_nvisit 3   [0/11] Number of z-band observations for which the mean RA/Dec position fell on a CCD (z_nvisit) (meta.number)
class_star 0.576  Maximum stellarity index from photometry table (between 0=no star and 1=star) (class_star) (src.class.starGalaxy;stat.mean)
radius_petro 7.34 pix Mean r-band Petrosian radius (radius_petro) (phys.angSize;stat.mean)
a 1.47 pix Mean r-band semi-major axis length (a) (phys.angSize.smajAxis;stat.mean)
e_a 0.36 pix Error in mean r-band semi-major axis length (e_a) (stat.error;phys.angSize.smajAxis)
b 0.94 pix Mean r-band semi-minor axis length (b) (phys.angSize.sminAxis;stat.mean)
e_b 0.44 pix Error in mean r-band semi-minor axis length (e_b) (stat.error;phys.angSize.sminAxis)
pa-24.60 deg [-90/90] Mean r-band position angle (E of N, -90..+90 deg) (pa) (pos.posAng;stat.mean)
e_pa 52.13 deg Error in mean r-band position angle (e_pa) (stat.error;pos.posAng)
u_psf  mag Mean u-band PSF magnitude (u_psf) (phot.mag;stat.mean)
e_u_psf  mag Error in u-band PSF magnitude (e_u_psf) (stat.error;phot.mag)
u_petro  mag Mean u-band Petrosian magnitude (u_petro) (phot.mag;stat.mean)
e_u_petro  mag Error in u-band Petrosian magnitude (e_u_petro) (stat.error;phot.mag)
v_psf  mag Mean v-band PSF magnitude (v_psf) (phot.mag;em.opt.V)
e_v_psf  mag Error in v-band PSF magnitude (e_v_psf) (stat.error)
v_petro  mag Mean v-band Petrosian magnitude (v_petro) (phot.mag;em.opt.V)
e_v_petro  mag Error in v-band Petrosian magnitude (e_v_petro) (stat.error)
g_psf17.663 mag Mean g-band PSF magnitude (g_psf) (phot.mag;stat.mean)
e_g_psf 0.038 mag Error in g-band PSF magnitude (e_g_psf) (stat.error;phot.mag)
g_petro17.653 mag Mean g-band Petrosian magnitude (g_petro) (phot.mag;stat.mean)
e_g_petro 0.101 mag Error in g-band Petrosian magnitude (e_g_petro) (stat.error;phot.mag)
r_psf17.677 mag Mean r-band PSF magnitude (r_psf) (phot.mag;stat.mean)
e_r_psf 0.141 mag Error in r-band PSF magnitude (e_r_psf) (stat.error;phot.mag)
r_petro17.938 mag Mean r-band Petrosian magnitude (r_petro) (phot.mag;stat.mean)
e_r_petro 0.335 mag Error in r-band Petrosian magnitude (e_r_petro) (stat.error;phot.mag)
i_psf18.242 mag Mean i-band PSF magnitude (i_psf) (phot.mag;stat.mean)
e_i_psf 0.023 mag Error in i-band PSF magnitude (e_i_psf) (stat.error;phot.mag)
i_petro18.351 mag Mean i-band Petrosian magnitude (i_petro) (phot.mag;stat.mean)
e_i_petro 0.178 mag Error in i-band Petrosian magnitude (e_i_petro) (stat.error;phot.mag)
z_psf18.019 mag Mean z-band PSF magnitude (z_psf) (phot.mag;stat.mean)
e_z_psf 0.093 mag Error in z-band PSF magnitude (e_z_psf) (stat.error;phot.mag)
z_petro18.227 mag Mean z-band Petrosian magnitude (z_petro) (phot.mag;stat.mean)
e_z_petro 0.190 mag Error in z-band Petrosian magnitude (e_z_petro) (stat.error;phot.mag)
ebmv_sfd 3.4723 mag E(B-V) from Schlegel et al. (1998ApJ...500..525S) extinction maps at the ICRS coordinates (ebmv_sfd) (phot.color.excess;phys.absorption)
prox12.6 arcsec Distance to next-closest DR1 source (=60 if no sources within 15 arcsec) (prox) (pos.angDistance)
prox_id313376739   object_id of next-closest DR1 source (prox_id) (meta.id)
edr_id    object_id of closest Early Data Release source (edr_id) (meta.id.cross)
edr_dist  arcsec Distance to closest Early Data Release source (edr_dist) (pos.angDistance)
twomass_key1    Unique identifier (ptskey/extkey) of closest 2MASS source (twomass_key1) (meta.id.cross)
twomass_dist1  arcsec Distance on sky to closest 2MASS source (twomass_dist1) (pos.angDistance)
twomass_cat1    [cpsx -] 2MASS catalogue of closest match (point source PSC, or extended XSC) (twomass_cat1) (meta.code)
twomass_key2    Unique identifier (ptskey/extkey) of second closest 2MASS source (twomass_key2) (meta.id.cross)
twomass_dist2  arcsec Distance on sky to second closest 2MASS source (twomass_dist2) (pos.angDistance)
twomass_cat2    [cpsx -] 2MASS catalogue of second closest match (point source PSC, or extended XSC) (twomass_cat2) (meta.code)
allwise_cntr    Unique identifier (cntr) of closest AllWISE source (allwise_cntr) (meta.id.cross)
allwise_dist  arcsec Distance on sky to closest AllWISE source (allwise_dist) (pos.angDistance)
ucac4_mpos    Unique identifier (mpos) of closest UCAC4 source (ucac4_mpos) (meta.id.cross)
ucac4_dist  arcsec Distance on sky to closest UCAC4 source (ucac4_dist) (pos.angDistance)
apass_recno    Unique identifier (recno) of closest APASS DR9 source (only useful for this copy of APASS) (apass_recno) (meta.id.cross)
apass_dist  arcsec Distance on sky to closest APASS DR9 source (apass_dist) (pos.angDistance)
gaia_dr1_id4662153537721738496   Unique identifier (source_id) of closest Gaia DR1 source (gaia_dr1_id) (meta.id.cross)
gaia_dr1_dist 0.20 arcsec Distance on sky to closest Gaia DR1 source (gaia_dr1_dist) (pos.angDistance)
ps1_dr1_id    Unique identifier (objID) of closest Pan-STARRS1 DR1 source (ps1_dr1_id) (meta.id.cross)
ps1_dr1_dist  arcsec Distance on sky to closest Pan-STARRS1 DR1 source (ps1_dr1_dist) (pos.angDistance)
galex_bcs_id    Unique identifier (objid) of closest GALEX AIS source (Bianchi et al., 2014, Cat. II/335) (galex_bcs_id) (meta.id.cross)
galex_bcs_dist  arcsec Distance on sky to closest GALEX AIS source (galex_bcs_dist) (pos.angDistance)
gaia_dr2_id14662153537721738496   Unique identifier (source_id) of closest Gaia DR2 source (gaia_dr2_id1) (meta.id.cross)
gaia_dr2_dist1 0.30 arcsec Distance on sky to closest Gaia DR2 source (gaia_dr2_dist1) (pos.angDistance)
gaia_dr2_id24662153537721738368   Unique identifier (source_id) of second-closest Gaia DR2 source (gaia_dr2_id2) (meta.id.cross)
gaia_dr2_dist2 1.27 arcsec Distance on sky to second-closest Gaia DR2 source (gaia_dr2_dist2) (pos.angDistance)
uv_psf_color  mag (upsf–vpsf) color, computed by CDS (uv_psf_color) (phot.color)
ug_psf_color  mag (upsf–gpsf) color, computed by CDS (ug_psf_color) (phot.color)
gr_psf_color-0.014 mag (gpsf–rpsf) color, computed by CDS (gr_psf_color) (phot.color)
gi_psf_color-0.579 mag (gpsf–ipsf) color, computed by CDS (gi_psf_color) (phot.color)
iz_psf_color 0.223 mag (ipsf–zpsf) color, computed by CDS (iz_psf_color) (phot.color)
  
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