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=14117740
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ColumnValue  Explain   (UCD)
_RAJ200000 31 38.95487 "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+28 58 08.8100 "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)
_RAB195000 29 00.33414 "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+28 41 35.6732 "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)
_Glon117.72864105 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-33.70262802 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)
14117740recno14117740  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000007.912312 deg (i) Median J2000.0 right ascension over all the images used to derive the photometry (pos.eq.ra;meta.main)
DEJ2000+28.969114 deg (i) Median J2000.0 declination over all the images used to derive the photometry (pos.eq.dec;meta.main)
Nobs 26   [3/30] Number of images that were used to derive the photometry (meta.number)
Nn 13   [3/30] Number of individual nights in which the images were taken (meta.number)
RMS 0.024 mag [0.018/0.037] Best bright-star RMS value (APBSRMS parameter) over all nights used (stat.stdev)
Rptf 15.565 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 0.017 mag Error ΔRPTF on Rptf (Note 1)   (stat.error)
err- 0.020 mag Lower-bound error Δ-RPTF on Rptf (Note 2)   (stat.error)
err+ 0.013 mag Upper-bound error Δ+RPTF on Rptf (Note 2)   (stat.error)
mu -1.823 mag [-5.5/0.66] µtype is a star/galaxy class indicator (negative for extended sources) (Note 3)   (src.class.starGalaxy)
e_mu 0.162 mag Standard deviation of mu as measured over all images used in the processing (stat.error)
Field 3919   [1392/120001] The PTF unique field identifier (meta.id;obs.field)
CCD 0   [0/11] The PTF CCD identifier (meta.id;instr.det)
  
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