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=12506193
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ColumnValue  Explain   (UCD)
_RAJ200018 33 57.57840 "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+22 53 05.1110 "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 31 51.66678 "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+22 50 41.6817 "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)
_Glon051.80846551 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+13.87432067 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)
12506193recno12506193  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000278.489910 deg (i) Median J2000.0 right ascension over all the images used to derive the photometry (pos.eq.ra;meta.main)
DEJ2000+22.884753 deg (i) Median J2000.0 declination over all the images used to derive the photometry (pos.eq.dec;meta.main)
Nobs 30   [3/30] Number of images that were used to derive the photometry (meta.number)
Nn 30   [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 17.591 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 0.030 mag Error ΔRPTF on Rptf (Note 1)   (stat.error)
err- 0.032 mag Lower-bound error Δ-RPTF on Rptf (Note 2)   (stat.error)
err+ 0.027 mag Upper-bound error Δ+RPTF on Rptf (Note 2)   (stat.error)
mu -0.466 mag [-5.5/0.66] µtype is a star/galaxy class indicator (negative for extended sources) (Note 3)   (src.class.starGalaxy)
e_mu 0.103 mag Standard deviation of mu as measured over all images used in the processing (stat.error)
Field100147   [1392/120001] The PTF unique field identifier (meta.id;obs.field)
CCD 6   [0/11] The PTF CCD identifier (meta.id;instr.det)
  
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