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II/365/catwise

The CatWISE2020 catalog (updated version 28-Jan-2021) (Marocco+, 2021)

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The CatWISE2020 catalog (original column names in green) (1890715640 rows)

-c=018.0486773 -00.4308929, eq=ICRS, rs=2

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*Column*	*Value*		*Explain (UCD)*
_r	0.000	arcsec	Distance from center (018.0486773-00.4308929)[ICRS] (pos.angDistance) (POS_ANG_DIST_GENERAL)
_RAJ2000	01 12 11.682552	"h:m:s"	Right ascension (FK5, Equinox=J2000.0) at Epoch=J2000. (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) (POS_EQ_RA)
_DEJ2000	-00 25 51.21444	"d:m:s"	Declination (FK5, Equinox=J2000.0) at Epoch=J2000. (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) (POS_EQ_DEC)
_RAB1950	01 09 38.117840	"h:m:s"	Right ascension (FK4, Equinox=B1950.0) at Epoch=J1950. (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) (POS_EQ_RA)
_DEB1950	-00 41 45.69559	"d:m:s"	Declination (FK4, Equinox=B1950.0) at Epoch=J1950. (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) (POS_EQ_DEC)
_Glon	134.360065927	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) (POS_GAL_LON)
_Glat	-62.841166473	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) (POS_GAL_LAT)

source_id	0181p000_b0-016955		⁽ⁱ⁾ Tile name + processing code + wphot index (source_id) (meta.id) (ID_IDENTIFIER)
RA_ICRS	018.0486773	deg	⁽ⁱ⁾ Right ascension (ICRS) (1) (offset corrections applied by CDS, see Note (1)) (Note) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN)
sigra	0.1714	arcsec	[0/74.3] Uncertainty in ra (sigra) (stat.error;pos.eq.ra) (ERROR)
DE_ICRS	-00.4308929	deg	⁽ⁱ⁾ Declination (ICRS) (1) (offset corrections applied by CDS, see Note (1)) (Note) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN)
sigdec	0.1652	arcsec	[0/83.3] Uncertainty in dec (sigdec) (stat.error;pos.eq.dec) (ERROR)
source_name	J011211.68-002551.1		Source name (JHHMMSS.ss+DDMMSS.s; <CWISE JHHMMSS.ss+DDMMSS.s> in Simbad) (source_name) (meta.id;meta.main) (ID_MAIN)
sigradec	-0.0549	arcsec	[-25.7/44.2] Uncertainty cross-term (sigradec) (stat.error) (ERROR)
wx	1158.887	pix	X-pixel coordinate in the unWISE full depth coadd (wx) (pos.cartesian.x) (POS_CCD_X)
wy	460.431	pix	Y-pixel coordinate in the unWISE full depth coadd (wy) (pos.cartesian.y) (POS_CCD_Y)
w1sky	0.87	ct	[-98.2/4997] Frame sky background value, band-1; in dn units (w1sky) (Note 2) (instr.background) (INST_BACKGROUND)
w1sigsk	5.8	ct	[0.4/999] Frame sky background value uncertainty; band-1 (w1sigsk) (Note 2) (stat.error) (ERROR)
w1conf	0.00	ct	[0/999] Frame sky confusion based on the UNC images; in dn units (w1conf) (Note 2) (instr.skyLevel) (INST_SKY_SIGMA)
w2sky	2.33	ct	[-99/5000] Frame sky background value, band-2; in dn (w2sky) (Note 2) (instr.background) (INST_BACKGROUND)
w2sigsk	18.7	ct	[0.7/999] Frame sky background value uncertainty; band-2 (w2sigsk) (Note 2) (stat.error) (ERROR)
w2conf	2.71	ct	[0/999] Frame sky confusion based on the UNC images; in dn units (w2conf) (Note 2) (instr.skyLevel) (INST_SKY_SIGMA)
w1NM	12		[0/221] Number of profile-fit flux measurements for source with SNR≥3, band 1 (w1NM) (meta.number) (NUMBER)
w1M	12		[0/221] Number of profile-fit flux measurements for source, band-1 (w1M) (meta.number) (NUMBER)
w2NM	0		[0/221] Number of profile-fit flux measurements for source with SNR≥3, band-2 (w2NM) (meta.number) (NUMBER)
w2M	12		[0/221] Number of profile-fit flux measurements for source, band-2 (w2M) (meta.number) (NUMBER)
MeanObsMJD	57124.482116	d	⁽ⁱ⁾ [55205/58465] Mean observation epoch (MeanObsMJD) (time.epoch) (TIME_EPOCH)
ra_pm	18.0486693	deg	Right ascension (ICRS) at Ep=2015.4 (ra_pm) (Note 3) (pos.eq.ra) (POS_EQ_RA_OTHER)
sigra_pm	0.1766	arcsec	[1e-4/99.94] Uncertainty in ra_pm (sigra_pm) (stat.error) (ERROR)
dec_pm	-0.4308768	deg	Declination (ICRS) at Ep=2015.4 (dec_pm) (Note 3) (pos.eq.dec) (POS_EQ_DEC_OTHER)
sigdec_pm	0.1707	arcsec	[0/99.8] Uncertainty in dec_pm (sigdec_pm) (stat.error) (ERROR)
sigradec_pm	-0.0584	arcsec	[-99.2/99.9] Uncertainty cross-term (sigradec_pm) (stat.error) (ERROR)
PMRA	-0.05327	arcsec/yr	[-100/100] Motion in ra (PMRA) (1) (offset corrections applied by CDS, see Note (1)) (Note) (pos.pm;pos.eq.ra) (POS_EQ_PMRA)
sigPMRA	0.0678	arcsec/yr	[7e-4/1000] Uncertainty in PMRA (sigPMRA) (stat.error;pos.pm;pos.eq.ra) (ERROR)
PMDec	0.05168	arcsec/yr	[-100/100] Proper motion in dec (PMDec) (1) (offset corrections applied by CDS, see Note (1)) (Note) (pos.pm;pos.eq.dec) (POS_EQ_PMDEC)
sigPMDec	0.0700	arcsec/yr	[7e-4/1000] Uncertainty in PMDec (sigPMDec) (stat.error;pos.pm;pos.eq.dec) (ERROR)
w1snr_pm	20.3		[0/1000] Flux S/N ratio; band-1 (w1snr_pm) (stat.snr) (INST_S/N)
w2snr_pm	2.7		[0/1000] Flux S/N ratio; band-2 (w2snr_pm) (stat.snr) (INST_S/N)
w1flux_pm	1.7e+02	ct	[-1.2e8/2e14] WPRO raw flux, band-1 (W1, 3.35um) in dn units (w1flux_pm) (phot.mag;em.IR.3-4um) (PHOT_IR_3.4)
w1sigflux_pm	8e+00	ct	[3.7e-4/3.5e12] WPRO raw flux uncertainty; band-1 (w1sigflux_pm) (stat.error) (ERROR)
w2flux_pm	6.9e+01	ct	[-4.8e8/2e10] WPRO raw flux, band-2 (W2, 4.6um); in dn units (w2flux_pm) (phot.mag;em.IR.4-8um) (PHOT_IR_4.2)
w2sigflux_pm	3e+01	ct	[1e-4/3.2e13] Fit WPRO raw flux uncertainty; band-2 (w2sigflux_pm) (stat.error) (ERROR)
w1mpro_pm	16.943	mag	⁽ⁱ⁾ [-10/27] WPRO magnitude in band-1 (W1: 3.35um) (w1mpro_pm) (Note 4) (phot.mag;em.IR.3-4um) (PHOT_IR_3.4)
w1sigmpro_pm	0.054	mag	[0/0.6] W1mproPM uncertainty (w1sigmpro_pm) (stat.error) (ERROR)
w1rchi2_pm	7.551e-01		[8.3e-7/6.4e21] WPRO reduced chi²; band-1 (w1rchi2_pm) (stat.fit.chi2) (FIT_CHI2)
w2mpro_pm	17.902	mag	⁽ⁱ⁾ [-10/25.5] WPRO magnitude in band-2 (W2: 4.6um) (w2mpro_pm) (Note 4) (phot.mag;em.IR.4-8um) (PHOT_IR_4.2)
w2sigmpro_pm	0.405	mag	[0/0.6] W2mproPM uncertainty (w2sigmpro_pm) (stat.error) (ERROR)
w2rchi2_pm	1.031e+00		[2.6e-6/375600] WPRO reduced chi²; band-2 (w2rchi2_pm) (stat.fit.chi2) (FIT_CHI2)
rchi2_pm	8.872e-01		[8.3e-7/92260] Reduced chi squared; total (rchi2_pm) (stat.fit.chi2) (FIT_CHI2)
pmcode	1N000		Quality of the PM solution (pmcode) (Note 5) (meta.code.qual) (CODE_QUALITY)
dist	0.248	arcsec	⁽ⁱ⁾ [0/20] Radial distance between apparitions (dist) (phys.angSize) (POS_ANG_DIST_GENERAL)
dw1mag	0.003	mag	[-9.2/9.3] W1mpro difference (dw1mag) (phot.mag;arith.diff) (PHOT_DIFF_MAG)
rch2w1	0.001		[0/100] Chi-square for dw1mag (1 DF) (rch2w1) (meta.note) (FIT_CHI2)
dw2mag	0.054	mag	[-9.4/10.2] W2mpro difference (dw2mag) (phot.mag;arith.diff) (PHOT_DIFF_MAG)
rch2w2	0.008		[0/100] Chi-square for dw2mag (1 DF) (rch2w2) (meta.note) (FIT_CHI2)
elon_avg	16.479465	deg	Averaged ecliptic longitude (elon_avg) (pos.ecliptic.lon) (POS_EC_LON)
elonSig	0.164	arcsec	[0.001/1.6] One-sigma uncertainty in elon (elonSig) (stat.error) (ERROR)
elat_avg	-7.477528	deg	Averaged ecliptic latitude (elat_avg) (pos.ecliptic.lat) (POS_EC_LAT)
elatSig	0.173	arcsec	[0.001/1.7] One-sigma uncertainty in elat (elatSig) (stat.error) (ERROR)
Delon	0.203	arcsec	Descending-ascending ecliptic longitude (Delon) (Note 6) (pos;arith.diff) (POS_OFFSET)
DelonSig	0.329	arcsec	[0.001/101.5] One-sigma uncertainty in Delon (DelonSig) (stat.error) (ERROR)
Delat	0.007	arcsec	Descending-ascending ecliptic latitude (Delat) (pos;arith.diff) (POS_OFFSET)
DelatSig	0.345	arcsec	[0.001/105.8] One-sigma uncertainty in Delat (DelatSig) (stat.error) (ERROR)
DelonSNR	0.618		[0/1065] \|Delon\|/DelonSig (DelonSNR) (stat.snr) (INST_S/N)
DelatSNR	0.020		[0/475] \|Delat\|/DelatSig (DelatSNR) (stat.snr) (INST_S/N)
chi2pmra	1.09e+00		[0/7.3e7] Chi-square for PMRA difference (1 DF) (chi2pmra) (meta.note) (FIT_CHI2)
chi2pmdec	2.30e-01		[0/2.2e8] Chi-square for PMRA difference (1 DF) (chi2pmdec) (meta.note) (FIT_CHI2)
ka	3		[0123n] Astrometry usage code (Note 7) (meta.code) (CODE_MISC)
k1	3		[0123n] W1 photometry usage code (Note 7) (meta.code) (CODE_MISC)
k2	3		[0123n] W2 photometry usage code (Note 7) (meta.code) (CODE_MISC)
km	3		[0123n] Proper motion usage code (Note 7) (meta.code) (CODE_MISC)
par_pm	0.094	arcsec	[-831/569] Parallax from PM desc-asce elon (par_pm) (pos.parallax.trig) (POS_PARLX_TRIG)
par_pmSig	0.169	arcsec	[0.001/53] One-sigma uncertainty in par_pm (par_pmSig) (stat.error) (ERROR)
par_stat	0.089	arcsec	[-831/504] Parallax estimate from stationary solution (par_stat) (pos.parallax.trig) (POS_PARLX_TRIG)
par_sigma	0.166	arcsec	[0.001/189] One-sigma uncertainty in par_stat (par_sigma) (stat.error) (ERROR)
dist_x	0.230	arcsec	[0/2.75] Distance between CatWISE and AllWISE source (dist_x) (pos.angDistance) (POS_ANG_DIST_GENERAL)
cc_flags	0000		[0DHOPdhop] Worst case 4 character cc_flag from AllWISE (cc_flags) (Note 8) (meta.code) (CODE_MISC)
ab_flags	00		[0DHOP] Two character (W1 W2) artifact flag (ab_flags) (Note 8) (meta.code) (CODE_MISC)

WISEA	WISEA		Display the allWISE data (II/328) within 3" (meta.ref.url) (DATA_LINK)

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