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=17627891
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ColumnValue  Explain   (UCD)
_RAJ200018 31 33.22200 "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+49 49 01.4340 "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 30 17.74665 "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+49 46 46.6002 "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)
_Glon078.44613365 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+23.46109036 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)
17627891recno17627891  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000277.888425 deg (i) Median J2000.0 right ascension over all the images used to derive the photometry (pos.eq.ra;meta.main)
DEJ2000+49.817065 deg (i) Median J2000.0 declination over all the images used to derive the photometry (pos.eq.dec;meta.main)
Nobs 21   [3/30] Number of images that were used to derive the photometry (meta.number)
Nn 12   [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 15.949 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- 0.011 mag Lower-bound error Δ-RPTF on Rptf (Note 2)   (stat.error)
err+ 0.023 mag Upper-bound error Δ+RPTF on Rptf (Note 2)   (stat.error)
mu -1.334 mag [-5.5/0.66] µtype is a star/galaxy class indicator (negative for extended sources) (Note 3)   (src.class.starGalaxy)
e_mu 0.185 mag Standard deviation of mu as measured over all images used in the processing (stat.error)
Field 4792   [1392/120001] The PTF unique field identifier (meta.id;obs.field)
CCD10   [0/11] The PTF CCD identifier (meta.id;instr.det)
  
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