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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=006.8160888 -00.0566559, eq=ICRS, rs=2

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*Column*	*Value*		*Explain (UCD)*
_r	0.000	arcsec	Distance from center (006.8160888-00.0566559)[ICRS] (pos.angDistance) (POS_ANG_DIST_GENERAL)
_RAJ2000	00 27 15.861312	"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 03 23.96124	"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	00 24 42.117807	"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 19 59.59443	"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	109.836076258	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	-62.312174787	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	0075p000_b0-053598		⁽ⁱ⁾ Tile name + processing code + wphot index (source_id) (meta.id) (ID_IDENTIFIER)
RA_ICRS	006.8160888	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	0.3893	arcsec	[0/74.3] Uncertainty in ra (sigra) (stat.error;pos.eq.ra) (ERROR)
DE_ICRS	-00.0566559	deg	⁽ⁱ⁾ Declination (ICRS) (1) (offset corrections applied by CDS, see Note (1)) (Note) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN)
sigdec	0.3679	arcsec	[0/83.3] Uncertainty in dec (sigdec) (stat.error;pos.eq.dec) (ERROR)
source_name	J002715.85-000323.8		Source name (JHHMMSS.ss+DDMMSS.s; <CWISE JHHMMSS.ss+DDMMSS.s> in Simbad) (source_name) (meta.id;meta.main) (ID_MAIN)
sigradec	-0.1369	arcsec	[-25.7/44.2] Uncertainty cross-term (sigradec) (stat.error) (ERROR)
wx	2002.421	pix	X-pixel coordinate in the unWISE full depth coadd (wx) (pos.cartesian.x) (POS_CCD_X)
wy	950.354	pix	Y-pixel coordinate in the unWISE full depth coadd (wy) (pos.cartesian.y) (POS_CCD_Y)
w1sky	0.61	ct	[-98.2/4997] Frame sky background value, band-1; in dn units (w1sky) (Note 2) (instr.background) (INST_BACKGROUND)
w1sigsk	5.7	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	0.64	ct	[-99/5000] Frame sky background value, band-2; in dn (w2sky) (Note 2) (instr.background) (INST_BACKGROUND)
w2sigsk	19.5	ct	[0.7/999] Frame sky background value uncertainty; band-2 (w2sigsk) (Note 2) (stat.error) (ERROR)
w2conf	0.51	ct	[0/999] Frame sky confusion based on the UNC images; in dn units (w2conf) (Note 2) (instr.skyLevel) (INST_SKY_SIGMA)
w1NM	4		[0/221] Number of profile-fit flux measurements for source with SNR≥3, band 1 (w1NM) (meta.number) (NUMBER)
w1M	13		[0/221] Number of profile-fit flux measurements for source, band-1 (w1M) (meta.number) (NUMBER)
w2NM	1		[0/221] Number of profile-fit flux measurements for source with SNR≥3, band-2 (w2NM) (meta.number) (NUMBER)
w2M	13		[0/221] Number of profile-fit flux measurements for source, band-2 (w2M) (meta.number) (NUMBER)
MeanObsMJD	57191.516452	d	⁽ⁱ⁾ [55205/58465] Mean observation epoch (MeanObsMJD) (time.epoch) (TIME_EPOCH)
ra_pm	6.8160546	deg	Right ascension (ICRS) at Ep=2015.4 (ra_pm) (Note 3) (pos.eq.ra) (POS_EQ_RA_OTHER)
sigra_pm	0.3840	arcsec	[1e-4/99.94] Uncertainty in ra_pm (sigra_pm) (stat.error) (ERROR)
dec_pm	-0.0566309	deg	Declination (ICRS) at Ep=2015.4 (dec_pm) (Note 3) (pos.eq.dec) (POS_EQ_DEC_OTHER)
sigdec_pm	0.3595	arcsec	[0/99.8] Uncertainty in dec_pm (sigdec_pm) (stat.error) (ERROR)
sigradec_pm	-0.1405	arcsec	[-99.2/99.9] Uncertainty cross-term (sigradec_pm) (stat.error) (ERROR)
PMRA	0.15043	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	0.1454	arcsec/yr	[7e-4/1000] Uncertainty in PMRA (sigPMRA) (stat.error;pos.pm;pos.eq.ra) (ERROR)
PMDec	0.06774	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	0.1311	arcsec/yr	[7e-4/1000] Uncertainty in PMDec (sigPMDec) (stat.error;pos.pm;pos.eq.dec) (ERROR)
w1snr_pm	9.6		[0/1000] Flux S/N ratio; band-1 (w1snr_pm) (stat.snr) (INST_S/N)
w2snr_pm	2.0		[0/1000] Flux S/N ratio; band-2 (w2snr_pm) (stat.snr) (INST_S/N)
w1flux_pm	7.3e+01	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	4.8e+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	2e+01	ct	[1e-4/3.2e13] Fit WPRO raw flux uncertainty; band-2 (w2sigflux_pm) (stat.error) (ERROR)
w1mpro_pm	17.843	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	0.113	mag	[0/0.6] W1mproPM uncertainty (w1sigmpro_pm) (stat.error) (ERROR)
w1rchi2_pm	6.677e-01		[8.3e-7/6.4e21] WPRO reduced chi²; band-1 (w1rchi2_pm) (stat.fit.chi2) (FIT_CHI2)
w2mpro_pm	17.536	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		mag	[0/0.6] W2mproPM uncertainty (w2sigmpro_pm) (stat.error) (ERROR)
w2rchi2_pm	9.481e-01		[2.6e-6/375600] WPRO reduced chi²; band-2 (w2rchi2_pm) (stat.fit.chi2) (FIT_CHI2)
rchi2_pm	8.026e-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	0.247	arcsec	⁽ⁱ⁾ [0/20] Radial distance between apparitions (dist) (phys.angSize) (POS_ANG_DIST_GENERAL)
dw1mag	-0.129	mag	[-9.2/9.3] W1mpro difference (dw1mag) (phot.mag;arith.diff) (PHOT_DIFF_MAG)
rch2w1	0.306		[0/100] Chi-square for dw1mag (1 DF) (rch2w1) (meta.note) (FIT_CHI2)
dw2mag	0.247	mag	[-9.4/10.2] W2mpro difference (dw2mag) (phot.mag;arith.diff) (PHOT_DIFF_MAG)
rch2w2	0.132		[0/100] Chi-square for dw2mag (1 DF) (rch2w2) (meta.note) (FIT_CHI2)
elon_avg	6.235867	deg	Averaged ecliptic longitude (elon_avg) (pos.ecliptic.lon) (POS_EC_LON)
elonSig	0.368	arcsec	[0.001/1.6] One-sigma uncertainty in elon (elonSig) (stat.error) (ERROR)
elat_avg	-2.757912	deg	Averaged ecliptic latitude (elat_avg) (pos.ecliptic.lat) (POS_EC_LAT)
elatSig	0.389	arcsec	[0.001/1.7] One-sigma uncertainty in elat (elatSig) (stat.error) (ERROR)
Delon	0.198	arcsec	Descending-ascending ecliptic longitude (Delon) (Note 6) (pos;arith.diff) (POS_OFFSET)
DelonSig	0.744	arcsec	[0.001/101.5] One-sigma uncertainty in Delon (DelonSig) (stat.error) (ERROR)
Delat	-0.045	arcsec	Descending-ascending ecliptic latitude (Delat) (pos;arith.diff) (POS_OFFSET)
DelatSig	0.787	arcsec	[0.001/105.8] One-sigma uncertainty in Delat (DelatSig) (stat.error) (ERROR)
DelonSNR	0.266		[0/1065] \|Delon\|/DelonSig (DelonSNR) (stat.snr) (INST_S/N)
DelatSNR	0.058		[0/475] \|Delat\|/DelatSig (DelatSNR) (stat.snr) (INST_S/N)
chi2pmra	1.06e+00		[0/7.3e7] Chi-square for PMRA difference (1 DF) (chi2pmra) (meta.note) (FIT_CHI2)
chi2pmdec	5.20e-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	0.139	arcsec	[-831/569] Parallax from PM desc-asce elon (par_pm) (pos.parallax.trig) (POS_PARLX_TRIG)
par_pmSig	0.373	arcsec	[0.001/53] One-sigma uncertainty in par_pm (par_pmSig) (stat.error) (ERROR)
par_stat	0.086	arcsec	[-831/504] Parallax estimate from stationary solution (par_stat) (pos.parallax.trig) (POS_PARLX_TRIG)
par_sigma	0.383	arcsec	[0.001/189] One-sigma uncertainty in par_stat (par_sigma) (stat.error) (ERROR)
dist_x		arcsec	[0/2.75] Distance between CatWISE and AllWISE source (dist_x) (pos.angDistance) (POS_ANG_DIST_GENERAL)
cc_flags			[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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