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=10762796
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ColumnValue  Explain   (UCD)
_RAJ200011 20 50.31240 "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+18 41 58.0020 "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)
_RAB195011 18 12.55016 "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+18 58 24.3192 "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)
_Glon230.18264281 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+67.54535577 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)
10762796recno10762796  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000170.209635 deg (i) Median J2000.0 right ascension over all the images used to derive the photometry (pos.eq.ra;meta.main)
DEJ2000+18.699445 deg (i) Median J2000.0 declination over all the images used to derive the photometry (pos.eq.dec;meta.main)
Nobs 27   [3/30] Number of images that were used to derive the photometry (meta.number)
Nn 27   [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 18.937 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 0.076 mag Error ΔRPTF on Rptf (Note 1)   (stat.error)
err- 0.078 mag Lower-bound error Δ-RPTF on Rptf (Note 2)   (stat.error)
err+ 0.073 mag Upper-bound error Δ+RPTF on Rptf (Note 2)   (stat.error)
mu -0.862 mag [-5.5/0.66] µtype is a star/galaxy class indicator (negative for extended sources) (Note 3)   (src.class.starGalaxy)
e_mu 0.259 mag Standard deviation of mu as measured over all images used in the processing (stat.error)
Field100113   [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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