J/AJ/134/973/stdcat | SDSS Stripe 82 star catalogs (Ivezic+, 2007) *SDSS Stripe 82 Standard Star Catalog (v2.6) (1006849 rows) | recno=733366 |
Column | Value | Explain (UCD) | |
_RAJ2000 | 00 43 28.21200 | "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 | -00 46 13.5770 | "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) |
_RAB1950 | 00 40 54.63803 | "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 | -01 02 38.7164 | "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) |
_Glon | 118.45300979 | 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 | -63.57287481 | 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) |
733366recno | 733366 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
RAJ2000 | 010.867550 | deg | (i) Right ascension in decimal degrees (J2000) (pos.eq.ra;meta.main) |
e_RAJ2000 | 0.044 | arcsec | [0/0.5] Right ascension rms (Note 1) (stat.error;pos.eq.ra) |
DEJ2000 | -00.770438 | deg | (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main) |
e_DEJ2000 | 0.034 | arcsec | [0/0.8] Declination rms (Note 1) (stat.error;pos.eq.dec) |
Nep | 8 | [4/29] Total number of epochs (meta.number) | |
Ar | 0.055 | mag | [0.03/1.7] ISM extinction value in the r band (Note 2) (phys.absorption) |
Nu | 8 | [0/28] Total number of observations in u band (meta.number) | |
umed | 21.089 | mag | [-0.4/27.6] Median u magnitude (grey values have less than 5 observations, and should be dicarded) (phot.mag;em.opt.U) |
umag | 21.054 | mag | [-0.4/27.9] Mean u-band magnitude (grey values have less than 5 observations, and should be dicarded) (phot.mag;em.opt.U) |
e_umag | 0.036 | mag | [0/0.3] Standard error on umag (3) (grey values have less than 5 observations, and should be dicarded) (Note) (stat.error;phot.mag;em.opt.U) |
s_umag | 0.066 | mag | [0/4] u-band root-mean-square scatter (grey values have less than 5 observations, and should be dicarded) (stat.error;phot.mag;em.opt.U) |
uchi2 | 0.5 | [0/442] chi2 per degree of freedom (computed using the mean u-band magnitude) (stat.fit.chi2) | |
Ng | 8 | [4/28] Total number of observations in g band (meta.number) | |
gmed | 19.939 | mag | [13.76/23.78] Median g magnitude (phot.mag;em.opt.B) |
gmag | 19.940 | mag | [13.76/23.73] Mean g-band magnitude (phot.mag;em.opt.B) |
e_gmag | 0.008 | mag | [0.002/0.2] Standard error on gmag (Note 3) (stat.error;phot.mag;em.opt.B) |
s_gmag | 0.017 | mag | [0/0.5] g-band root-mean-square scatter (stat.error;phot.mag) |
gchi2 | 0.5 | [0/3] chi2 per degree of freedom (computed using the mean g-band magnitude) (stat.fit.chi2) | |
Nr | 8 | [4/28] Total number of observations in r band (meta.number) | |
rmed | 19.526 | mag | [13.4/21.9] Median r magnitude (phot.mag;em.opt.R) |
rmag | 19.530 | mag | [13.4/21.87] Mean r-band magnitude (phot.mag;em.opt.R) |
e_rmag | 0.007 | mag | [0.002/0.05] Standard error on rmag (Note 3) (stat.error;phot.mag;em.opt.R) |
s_rmag | 0.020 | mag | [0/0.4] r-band root-mean-square scatter (stat.error;phot.mag) |
rchi2 | 0.8 | [0/3] chi2 per degree of freedom (computed using the mean r-band magnitude) (stat.fit.chi2) | |
Ni | 8 | [4/28] Total number of observations in i band (meta.number) | |
imed | 19.393 | mag | [13.27/22.18] Median i magnitude (phot.mag;em.opt.I) |
imag | 19.386 | mag | [13.27/22.15] Mean i-band magnitude (phot.mag;em.opt.I) |
e_imag | 0.008 | mag | [0.002/0.2] Standard error on imag (Note 3) (stat.error;phot.mag;em.opt.I) |
s_imag | 0.033 | mag | [0.001/0.5] i-band root-mean-square scatter (stat.error;phot.mag) |
ichi2 | 1.9 | [0/3] chi2 per degree of freedom (computed using the mean i-band magnitude) (stat.fit.chi2) | |
Nz | 8 | [0/28] Total number of observations in z band (meta.number) | |
zmed | 19.326 | mag | [-0.03/21.8] Median z magnitude (grey values have less than 5 observations, and should be dicarded) (phot.mag;em.opt.I) |
zmag | 19.336 | mag | [-0.03/21.9] Mean z-band magnitude (grey values have less than 5 observations, and should be dicarded) (phot.mag;em.opt.I) |
e_zmag | 0.020 | mag | [0/0.3] Standard error on zmag (3) (grey values have less than 5 observations, and should be dicarded) (Note) (stat.error;phot.mag;em.opt.I) |
s_zmag | 0.042 | mag | [0/1.2] z-band root-mean-square scatter (grey values have less than 5 observations, and should be dicarded) (stat.error;phot.mag) |
zchi2 | 0.5 | [0/2088] chi2 per degree of freedom (computed using the mean z-band magnitude) (stat.fit.chi2) | |
Sloan | Sloan | Display the online SDSS data for the nearest object (meta.ref.url) |
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