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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=044.6781912 +00.3052087, eq=ICRS, rs=2

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*Column*	*Value*		*Explain (UCD)*
_r	0.000	arcsec	Distance from center (044.6781912+00.3052087)[ICRS] (pos.angDistance) (POS_ANG_DIST_GENERAL)
_RAJ2000	02 58 42.765888	"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 18 18.75132	"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	02 56 08.843328	"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 06 22.27372	"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	176.286997356	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	-48.920755469	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	0453p000_b0-034945		⁽ⁱ⁾ Tile name + processing code + wphot index (source_id) (meta.id) (ID_IDENTIFIER)
RA_ICRS	044.6781912	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	0.2364	arcsec	[0/74.3] Uncertainty in ra (sigra) (stat.error;pos.eq.ra) (ERROR)
DE_ICRS	+00.3052087	deg	⁽ⁱ⁾ Declination (ICRS) (1) (offset corrections applied by CDS, see Note (1)) (Note) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN)
sigdec	0.2379	arcsec	[0/83.3] Uncertainty in dec (sigdec) (stat.error;pos.eq.dec) (ERROR)
source_name	J025842.76+001818.8		Source name (JHHMMSS.ss+DDMMSS.s; <CWISE JHHMMSS.ss+DDMMSS.s> in Simbad) (source_name) (meta.id;meta.main) (ID_MAIN)
sigradec	-0.0948	arcsec	[-25.7/44.2] Uncertainty cross-term (sigradec) (stat.error) (ERROR)
wx	1941.114	pix	X-pixel coordinate in the unWISE full depth coadd (wx) (pos.cartesian.x) (POS_CCD_X)
wy	1424.112	pix	Y-pixel coordinate in the unWISE full depth coadd (wy) (pos.cartesian.y) (POS_CCD_Y)
w1sky	0.67	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	3.90	ct	[-99/5000] Frame sky background value, band-2; in dn (w2sky) (Note 2) (instr.background) (INST_BACKGROUND)
w2sigsk	19.4	ct	[0.7/999] Frame sky background value uncertainty; band-2 (w2sigsk) (Note 2) (stat.error) (ERROR)
w2conf	2.33	ct	[0/999] Frame sky confusion based on the UNC images; in dn units (w2conf) (Note 2) (instr.skyLevel) (INST_SKY_SIGMA)
w1NM	9		[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	0		[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	57042.540823	d	⁽ⁱ⁾ [55205/58465] Mean observation epoch (MeanObsMJD) (time.epoch) (TIME_EPOCH)
ra_pm	44.6781677	deg	Right ascension (ICRS) at Ep=2015.4 (ra_pm) (Note 3) (pos.eq.ra) (POS_EQ_RA_OTHER)
sigra_pm	0.2375	arcsec	[1e-4/99.94] Uncertainty in ra_pm (sigra_pm) (stat.error) (ERROR)
dec_pm	0.3052612	deg	Declination (ICRS) at Ep=2015.4 (dec_pm) (Note 3) (pos.eq.dec) (POS_EQ_DEC_OTHER)
sigdec_pm	0.2396	arcsec	[0/99.8] Uncertainty in dec_pm (sigdec_pm) (stat.error) (ERROR)
sigradec_pm	-0.0930	arcsec	[-99.2/99.9] Uncertainty cross-term (sigradec_pm) (stat.error) (ERROR)
PMRA	-0.01321	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	0.0896	arcsec/yr	[7e-4/1000] Uncertainty in PMRA (sigPMRA) (stat.error;pos.pm;pos.eq.ra) (ERROR)
PMDec	0.03771	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	0.0898	arcsec/yr	[7e-4/1000] Uncertainty in PMDec (sigPMDec) (stat.error;pos.pm;pos.eq.dec) (ERROR)
w1snr_pm	14.9		[0/1000] Flux S/N ratio; band-1 (w1snr_pm) (stat.snr) (INST_S/N)
w2snr_pm	3.7		[0/1000] Flux S/N ratio; band-2 (w2snr_pm) (stat.snr) (INST_S/N)
w1flux_pm	1.2e+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	8.6e+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	17.323	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	0.073	mag	[0/0.6] W1mproPM uncertainty (w1sigmpro_pm) (stat.error) (ERROR)
w1rchi2_pm	7.660e-01		[8.3e-7/6.4e21] WPRO reduced chi²; band-1 (w1rchi2_pm) (stat.fit.chi2) (FIT_CHI2)
w2mpro_pm	17.657	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	0.296	mag	[0/0.6] W2mproPM uncertainty (w2sigmpro_pm) (stat.error) (ERROR)
w2rchi2_pm	8.498e-01		[2.6e-6/375600] WPRO reduced chi²; band-2 (w2rchi2_pm) (stat.fit.chi2) (FIT_CHI2)
rchi2_pm	8.024e-01		[8.3e-7/92260] Reduced chi squared; total (rchi2_pm) (stat.fit.chi2) (FIT_CHI2)
pmcode	3N000		Quality of the PM solution (pmcode) (Note 5) (meta.code.qual) (CODE_QUALITY)
dist	0.763	arcsec	⁽ⁱ⁾ [0/20] Radial distance between apparitions (dist) (phys.angSize) (POS_ANG_DIST_GENERAL)
dw1mag	0.094	mag	[-9.2/9.3] W1mpro difference (dw1mag) (phot.mag;arith.diff) (PHOT_DIFF_MAG)
rch2w1	0.385		[0/100] Chi-square for dw1mag (1 DF) (rch2w1) (meta.note) (FIT_CHI2)
dw2mag	-0.042	mag	[-9.4/10.2] W2mpro difference (dw2mag) (phot.mag;arith.diff) (PHOT_DIFF_MAG)
rch2w2	0.005		[0/100] Chi-square for dw2mag (1 DF) (rch2w2) (meta.note) (FIT_CHI2)
elon_avg	42.308862	deg	Averaged ecliptic longitude (elon_avg) (pos.ecliptic.lon) (POS_EC_LON)
elonSig	0.226	arcsec	[0.001/1.6] One-sigma uncertainty in elon (elonSig) (stat.error) (ERROR)
elat_avg	-15.949785	deg	Averaged ecliptic latitude (elat_avg) (pos.ecliptic.lat) (POS_EC_LAT)
elatSig	0.248	arcsec	[0.001/1.7] One-sigma uncertainty in elat (elatSig) (stat.error) (ERROR)
Delon	0.178	arcsec	Descending-ascending ecliptic longitude (Delon) (Note 6) (pos;arith.diff) (POS_OFFSET)
DelonSig	0.452	arcsec	[0.001/101.5] One-sigma uncertainty in Delon (DelonSig) (stat.error) (ERROR)
Delat	-0.730	arcsec	Descending-ascending ecliptic latitude (Delat) (pos;arith.diff) (POS_OFFSET)
DelatSig	0.496	arcsec	[0.001/105.8] One-sigma uncertainty in Delat (DelatSig) (stat.error) (ERROR)
DelonSNR	0.394		[0/1065] \|Delon\|/DelonSig (DelonSNR) (stat.snr) (INST_S/N)
DelatSNR	1.471		[0/475] \|Delat\|/DelatSig (DelatSNR) (stat.snr) (INST_S/N)
chi2pmra	1.70e+00		[0/7.3e7] Chi-square for PMRA difference (1 DF) (chi2pmra) (meta.note) (FIT_CHI2)
chi2pmdec	6.00e+00		[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	0.029	arcsec	[-831/569] Parallax from PM desc-asce elon (par_pm) (pos.parallax.trig) (POS_PARLX_TRIG)
par_pmSig	0.227	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	0.238	arcsec	[0.001/189] One-sigma uncertainty in par_stat (par_sigma) (stat.error) (ERROR)
dist_x	1.658	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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