VizieR

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VizieR

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II/313/table3 Palomar Transient Factory (PTF) photometric catalog 1.0 (Ofek+, 2012)
PTF photometric catalog 1.0 (limited to not strongly variable sources with reliable photometry; i.e. Flag=1) (21167679 rows)
  recno=12507245
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ColumnValue  Explain   (UCD)
_RAJ200018 33 55.63633 "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+22 53 17.7760 "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)
_RAB195018 31 49.73009 "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+22 50 54.4866 "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)
_Glon051.80866389 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+13.88256175 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)
12507245recno12507245  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000278.481818 deg (i) Median J2000.0 right ascension over all the images used to derive the photometry (pos.eq.ra;meta.main)
DEJ2000+22.888271 deg (i) Median J2000.0 declination over all the images used to derive the photometry (pos.eq.dec;meta.main)
Nobs 30   [3/30] Number of images that were used to derive the photometry (meta.number)
Nn 30   [3/30] Number of individual nights in which the images were taken (meta.number)
RMS 0.021 mag [0.018/0.037] Best bright-star RMS value (APBSRMS parameter) over all nights used (stat.stdev)
Rptf 12.670 mag Median R-band magnitude RPTF in the PTF system (not color corrected to SDSS) over all epochs (phot.mag;em.opt.R)
e_Rptf 0.014 mag Error ΔRPTF on Rptf (Note 1)   (stat.error)
err- 0.010 mag Lower-bound error Δ-RPTF on Rptf (Note 2)   (stat.error)
err+ 0.018 mag Upper-bound error Δ+RPTF on Rptf (Note 2)   (stat.error)
mu -2.018 mag [-5.5/0.66] µtype is a star/galaxy class indicator (negative for extended sources) (Note 3)   (src.class.starGalaxy)
e_mu 0.107 mag Standard deviation of mu as measured over all images used in the processing (stat.error)
Field100147   [1392/120001] The PTF unique field identifier (meta.id;obs.field)
CCD 6   [0/11] The PTF CCD identifier (meta.id;instr.det)
  
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