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=20749365
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ColumnValue  Explain   (UCD)
_RAJ200016 05 07.78080 "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+73 34 43.3780 "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)
_RAB195016 05 53.77635 "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+73 42 43.1743 "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)
_Glon107.53918667 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+37.18213472 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)
20749365recno20749365  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000241.282420 deg (i) Median J2000.0 right ascension over all the images used to derive the photometry (pos.eq.ra;meta.main)
DEJ2000+73.578716 deg (i) Median J2000.0 declination over all the images used to derive the photometry (pos.eq.dec;meta.main)
Nobs 20   [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 0.020 mag [0.018/0.037] Best bright-star RMS value (APBSRMS parameter) over all nights used (stat.stdev)
Rptf 18.266 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 0.040 mag Error ΔRPTF on Rptf (Note 1)   (stat.error)
err- 0.037 mag Lower-bound error Δ-RPTF on Rptf (Note 2)   (stat.error)
err+ 0.043 mag Upper-bound error Δ+RPTF on Rptf (Note 2)   (stat.error)
mu -0.159 mag [-5.5/0.66] µtype is a star/galaxy class indicator (negative for extended sources) (Note 3)   (src.class.starGalaxy)
e_mu 0.098 mag Standard deviation of mu as measured over all images used in the processing (stat.error)
Field 5277   [1392/120001] The PTF unique field identifier (meta.id;obs.field)
CCD 4   [0/11] The PTF CCD identifier (meta.id;instr.det)
  
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