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II/358/smss SkyMapper Southern Sky Survey. DR1.1 (Wolf+, 2018)
SkyMapper DR1.1 (original column names in green) (285159194 rows)
  -c=052.649702072 -17.941630006, eq=ICRS, rs=2
Post annotation about this record
ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (052.649702072-17.941630006)[ICRS] (pos.angDistance)
_RAJ200003 30 35.92849731 "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)
_DEJ2000-17 56 29.8680210 "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 28 19.39302156 "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 06 41.8475282 "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)
_Glon207.38055083771 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-52.28559005629 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)

object_id 12421580  (i) Global unique object ID in the master table (object_id) (meta.id;meta.table)
raj2000052.649702072 deg (i) Mean ICRS Right Ascension of the object (raj2000) (pos.eq.ra;meta.main)
dej2000-17.941630006 deg (i) Mean ICRS Declination of the object (dej2000) (pos.eq.dec;meta.main)
e_raj2000 112 mas RMS variation around the mean Right Ascension, in milliarcseconds (e_raj2000) (stat.error;pos.eq.ra)
e_dej2000 146 mas RMS variation around the mean Declination, in milliarcseconds (e_dej2000) (stat.error;pos.eq.dec)
smss_j033035.91-175629.7  (i) SkyMapper Southern Survey designation of the form SMSS Jhhmmss.ss±ddmmss.s, derived from mean ICRS coordinates (HHMMSS.s+DDMMSS.s) (smss_j) (meta.id)
mean_epoch56986.2540 d Mean MJD epoch of the observations (mean_epoch) (time.epoch;stat.mean)
rms_epoch 45.7426 d RMS variation around the mean epoch (rms_epoch) (stat.stdev;time.epoch)
glon207.381000 deg Galactic longitude derived from ICRS coordinates. Not to be used as primary astrometric reference (glon) (pos.galactic.lon)
glat-52.285600 deg Galactic latitude derived from ICRS coordinates. Not to be used as primary astrometric reference (glat) (pos.galactic.lat)
flags 3   [0/4096] Bitwise OR of Source Extractor flags across all observations (flags) (Note 1)   (meta.code)
nimaflags 3  Total number of flagged pixels from bad, saturated, and crosstalk pixel masks across all observations (nimaflags) (meta.code)
ngood15   [1/91] Number of observations used across all filters (ngood) (meta.number)
ngood_min 0   [0/11] Minimum number of observations used in any filter (excluding filters with 0 observations) (ngood_min) (meta.number)
nch_max1   [1/5] Maximum number of child sources combined into this global object_id in any filter (nch_max) (meta.number)
u_flags -1   [-1/100] Bitwise OR of Source Extractor flags from u-band measurements in photometry table (u_flags) (Note 1)   (meta.code)
u_nimaflags    Number of flagged pixels from bad, saturated, and crosstalk pixel masks from u-band measurements in photometry table (u_nimaflags) (meta.code)
u_ngood 0  Number of u-band observations used (u_ngood) (meta.number)
u_nch-1   [-1/4] Number of u-band child sources combined into this object_id (u_nch) (meta.number)
u_nvisit 2   [0/35] Number of u-band observations for which the mean RA/Dec position fell on a CCD (u_nvisit) (meta.number)
v_flags-1   [-1/45] Bitwise OR of Source Extractor flags from v-band measurements in photometry table (v_flags) (Note 1)   (meta.code)
v_nimaflags    Number of flagged pixels from bad, saturated, and crosstalk pixel masks from v-band measurements in photometry table (v_nimaflags) (meta.code)
v_ngood 0   [0/19] Number of v-band observations used (v_ngood) (meta.number)
v_nch-1   [-1/4] Number of v-band child sources combined into this object_id (v_nch) (meta.number)
v_nvisit 4   [0/16] Number of v-band observations for which the mean RA/Dec position fell on a CCD (v_nvisit) (meta.number)
g_flags 7   [-1/56] Bitwise OR of Source Extractor flags from g-band measurements in photometry table (g_flags) (Note 1)   (meta.code)
g_nimaflags 0   Number of flagged pixels from bad, saturated, and crosstalk pixel masks from g-band measurements in photometry table (g_nimaflags) (meta.code)
g_ngood 3  Number of g-band observations used (g_ngood) (meta.number)
g_nch 1   [-1/4] Number of g-band child sources combined into this object_id (g_nch) (meta.number)
g_nvisit 4   [0/17] Number of g-band observations for which the mean RA/Dec position fell on a CCD (g_nvisit) (meta.number)
r_flags 2   [-1/60] Bitwise OR of Source Extractor flags from r-band measurements in photometry table (r_flags) (Note 1)   (meta.code)
r_nimaflags 0   Number of flagged pixels from bad, saturated, and crosstalk pixel masks from r-band measurements in photometry table (r_nimaflags) (meta.code)
r_ngood 4  Number of r-band observations used (r_ngood) (meta.number)
r_nch 1   [-1/5] Number of r-band child sources combined into this object_id (r_nch) (meta.number)
r_nvisit 4   [0/17] Number of r-band observations for which the mean RA/Dec position fell on a CCD (r_nvisit) (meta.number)
i_flags 2   [-1/49] Bitwise OR of Source Extractor flags from i-band measurements in photometry table (i_flags) (Note 1)   (meta.code)
i_nimaflags 3   Number of flagged pixels from bad, saturated, and crosstalk pixel masks from i-band measurements in photometry table (i_nimaflags) (meta.code)
i_ngood 4   [0/16] Number of i-band observations used (i_ngood) (meta.number)
i_nch 1   [-1/5] Number of i-band child sources combined into this object_id (i_nch) (meta.number)
i_nvisit 4   [0/12] Number of i-band observations for which the mean RA/Dec position fell on a CCD (i_nvisit) (meta.number)
z_flags 2   [-1/50] Bitwise OR of Source Extractor flags from z-band measurements in photometry table (z_flags) (Note 1)   (meta.code)
z_nimaflags 0   Number of flagged pixels from bad, saturated, and crosstalk pixel masks from z-band measurements in photometry table (z_nimaflags) (meta.code)
z_ngood 4   [0/16] Number of z-band observations used (z_ngood) (meta.number)
z_nch 1   [-1/5] Number of z-band child sources combined into this object_id (z_nch) (meta.number)
z_nvisit 4   [0/11] Number of z-band observations for which the mean RA/Dec position fell on a CCD (z_nvisit) (meta.number)
class_star 0.679  Maximum stellarity index from photometry table (between 0=no star and 1=star) (class_star) (src.class.starGalaxy;stat.mean)
radius_petro10.34 pix Mean r-band Petrosian radius (radius_petro) (phys.angSize;stat.mean)
a 6.39 pix Mean r-band semi-major axis length (a) (phys.angSize.smajAxis;stat.mean)
e_a 3.29 pix Error in mean r-band semi-major axis length (e_a) (stat.error;phys.angSize.smajAxis)
b 5.15 pix Mean r-band semi-minor axis length (b) (phys.angSize.sminAxis;stat.mean)
e_b 3.09 pix Error in mean r-band semi-minor axis length (e_b) (stat.error;phys.angSize.sminAxis)
pa 4.32 deg [-90/90] Mean r-band position angle (E of N, -90..+90 deg) (pa) (pos.posAng;stat.mean)
e_pa 49.94 deg Error in mean r-band position angle (e_pa) (stat.error;pos.posAng)
u_psf  mag Mean u-band PSF magnitude (u_psf) (phot.mag;stat.mean)
e_u_psf  mag Error in u-band PSF magnitude (e_u_psf) (stat.error;phot.mag)
u_petro  mag Mean u-band Petrosian magnitude (u_petro) (phot.mag;stat.mean)
e_u_petro  mag Error in u-band Petrosian magnitude (e_u_petro) (stat.error;phot.mag)
v_psf  mag Mean v-band PSF magnitude (v_psf) (phot.mag;em.opt.V)
e_v_psf  mag Error in v-band PSF magnitude (e_v_psf) (stat.error)
v_petro  mag Mean v-band Petrosian magnitude (v_petro) (phot.mag;em.opt.V)
e_v_petro  mag Error in v-band Petrosian magnitude (e_v_petro) (stat.error)
g_psf18.259 mag Mean g-band PSF magnitude (g_psf) (phot.mag;stat.mean)
e_g_psf 0.089 mag Error in g-band PSF magnitude (e_g_psf) (stat.error;phot.mag)
g_petro16.554 mag Mean g-band Petrosian magnitude (g_petro) (phot.mag;stat.mean)
e_g_petro 0.072 mag Error in g-band Petrosian magnitude (e_g_petro) (stat.error;phot.mag)
r_psf17.461 mag Mean r-band PSF magnitude (r_psf) (phot.mag;stat.mean)
e_r_psf 0.090 mag Error in r-band PSF magnitude (e_r_psf) (stat.error;phot.mag)
r_petro15.320 mag Mean r-band Petrosian magnitude (r_petro) (phot.mag;stat.mean)
e_r_petro 0.363 mag Error in r-band Petrosian magnitude (e_r_petro) (stat.error;phot.mag)
i_psf16.960 mag Mean i-band PSF magnitude (i_psf) (phot.mag;stat.mean)
e_i_psf 0.105 mag Error in i-band PSF magnitude (e_i_psf) (stat.error;phot.mag)
i_petro15.009 mag Mean i-band Petrosian magnitude (i_petro) (phot.mag;stat.mean)
e_i_petro 0.195 mag Error in i-band Petrosian magnitude (e_i_petro) (stat.error;phot.mag)
z_psf16.694 mag Mean z-band PSF magnitude (z_psf) (phot.mag;stat.mean)
e_z_psf 0.085 mag Error in z-band PSF magnitude (e_z_psf) (stat.error;phot.mag)
z_petro14.133 mag Mean z-band Petrosian magnitude (z_petro) (phot.mag;stat.mean)
e_z_petro 0.276 mag Error in z-band Petrosian magnitude (e_z_petro) (stat.error;phot.mag)
ebmv_sfd 0.0365 mag E(B-V) from Schlegel et al. (1998ApJ...500..525S) extinction maps at the ICRS coordinates (ebmv_sfd) (phot.color.excess;phys.absorption)
prox 2.6 arcsec Distance to next-closest DR1 source (=60 if no sources within 15 arcsec) (prox) (pos.angDistance)
prox_id 12421579   object_id of next-closest DR1 source (prox_id) (meta.id)
edr_id1040074723   object_id of closest Early Data Release source (edr_id) (meta.id.cross)
edr_dist 0.92 arcsec Distance to closest Early Data Release source (edr_dist) (pos.angDistance)
twomass_key1 156768872   Unique identifier (ptskey/extkey) of closest 2MASS source (twomass_key1) (meta.id.cross)
twomass_dist1 0.33 arcsec Distance on sky to closest 2MASS source (twomass_dist1) (pos.angDistance)
twomass_cat1psc   [cpsx -] 2MASS catalogue of closest match (point source PSC, or extended XSC) (twomass_cat1) (meta.code)
twomass_key2 69552   Unique identifier (ptskey/extkey) of second closest 2MASS source (twomass_key2) (meta.id.cross)
twomass_dist2 0.95 arcsec Distance on sky to second closest 2MASS source (twomass_dist2) (pos.angDistance)
twomass_cat2xsc   [cpsx -] 2MASS catalogue of second closest match (point source PSC, or extended XSC) (twomass_cat2) (meta.code)
allwise_cntr 523018201351049396   Unique identifier (cntr) of closest AllWISE source (allwise_cntr) (meta.id.cross)
allwise_dist 0.22 arcsec Distance on sky to closest AllWISE source (allwise_dist) (pos.angDistance)
ucac4_mpos    Unique identifier (mpos) of closest UCAC4 source (ucac4_mpos) (meta.id.cross)
ucac4_dist  arcsec Distance on sky to closest UCAC4 source (ucac4_dist) (pos.angDistance)
apass_recno    Unique identifier (recno) of closest APASS DR9 source (only useful for this copy of APASS) (apass_recno) (meta.id.cross)
apass_dist  arcsec Distance on sky to closest APASS DR9 source (apass_dist) (pos.angDistance)
gaia_dr1_id5102422350241162112   Unique identifier (source_id) of closest Gaia DR1 source (gaia_dr1_id) (meta.id.cross)
gaia_dr1_dist 0.43 arcsec Distance on sky to closest Gaia DR1 source (gaia_dr1_dist) (pos.angDistance)
ps1_dr1_id 86470526495860249   Unique identifier (objID) of closest Pan-STARRS1 DR1 source (ps1_dr1_id) (meta.id.cross)
ps1_dr1_dist 0.39 arcsec Distance on sky to closest Pan-STARRS1 DR1 source (ps1_dr1_dist) (pos.angDistance)
galex_bcs_id6380837767744586447   Unique identifier (objid) of closest GALEX AIS source (Bianchi et al., 2014, Cat. II/335) (galex_bcs_id) (meta.id.cross)
galex_bcs_dist 1.64 arcsec Distance on sky to closest GALEX AIS source (galex_bcs_dist) (pos.angDistance)
gaia_dr2_id15102422350241162112   Unique identifier (source_id) of closest Gaia DR2 source (gaia_dr2_id1) (meta.id.cross)
gaia_dr2_dist1 0.46 arcsec Distance on sky to closest Gaia DR2 source (gaia_dr2_dist1) (pos.angDistance)
gaia_dr2_id2    Unique identifier (source_id) of second-closest Gaia DR2 source (gaia_dr2_id2) (meta.id.cross)
gaia_dr2_dist2  arcsec Distance on sky to second-closest Gaia DR2 source (gaia_dr2_dist2) (pos.angDistance)
uv_psf_color  mag (upsf–vpsf) color, computed by CDS (uv_psf_color) (phot.color)
ug_psf_color  mag (upsf–gpsf) color, computed by CDS (ug_psf_color) (phot.color)
gr_psf_color 0.798 mag (gpsf–rpsf) color, computed by CDS (gr_psf_color) (phot.color)
gi_psf_color 1.299 mag (gpsf–ipsf) color, computed by CDS (gi_psf_color) (phot.color)
iz_psf_color 0.266 mag (ipsf–zpsf) color, computed by CDS (iz_psf_color) (phot.color)
  
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