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=11971477
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ColumnValue  Explain   (UCD)
_RAJ200003 31 57.34347 "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+21 28 23.5850 "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)
_RAB195003 29 02.79991 "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+21 18 15.3876 "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)
_Glon165.62048004 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-27.79589140 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)
11971477recno11971477  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000052.988931 deg (i) Median J2000.0 right ascension over all the images used to derive the photometry (pos.eq.ra;meta.main)
DEJ2000+21.473218 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 7   [3/30] Number of individual nights in which the images were taken (meta.number)
RMS 0.022 mag [0.018/0.037] Best bright-star RMS value (APBSRMS parameter) over all nights used (stat.stdev)
Rptf 13.894 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- 0.013 mag Lower-bound error Δ-RPTF on Rptf (Note 2)   (stat.error)
err+ 0.020 mag Upper-bound error Δ+RPTF on Rptf (Note 2)   (stat.error)
mu -0.271 mag [-5.5/0.66] µtype is a star/galaxy class indicator (negative for extended sources) (Note 3)   (src.class.starGalaxy)
e_mu 0.059 mag Standard deviation of mu as measured over all images used in the processing (stat.error)
Field 3641   [1392/120001] The PTF unique field identifier (meta.id;obs.field)
CCD 2   [0/11] The PTF CCD identifier (meta.id;instr.det)
  
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