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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=023.4207033 +21.0595929, eq=ICRS, rs=2

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*Column*	*Value*		*Explain (UCD)*
_r	0.000	arcsec	Distance from center (023.4207033+21.0595929)[ICRS] (pos.angDistance) (POS_ANG_DIST_GENERAL)
_RAJ2000	01 33 40.968792	"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	+21 03 34.53444	"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 30 57.190098	"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	+20 48 12.79080	"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	135.978636495	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	-40.739499064	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	0242p212_b0-032881		⁽ⁱ⁾ Tile name + processing code + wphot index (source_id) (meta.id) (ID_IDENTIFIER)
RA_ICRS	023.4207033	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	0.2816	arcsec	[0/74.3] Uncertainty in ra (sigra) (stat.error;pos.eq.ra) (ERROR)
DE_ICRS	+21.0595929	deg	⁽ⁱ⁾ Declination (ICRS) (1) (offset corrections applied by CDS, see Note (1)) (Note) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN)
sigdec	0.2669	arcsec	[0/83.3] Uncertainty in dec (sigdec) (stat.error;pos.eq.dec) (ERROR)
source_name	J013340.96+210334.6		Source name (JHHMMSS.ss+DDMMSS.s; <CWISE JHHMMSS.ss+DDMMSS.s> in Simbad) (source_name) (meta.id;meta.main) (ID_MAIN)
sigradec	-0.1236	arcsec	[-25.7/44.2] Uncertainty cross-term (sigradec) (stat.error) (ERROR)
wx	1995.323	pix	X-pixel coordinate in the unWISE full depth coadd (wx) (pos.cartesian.x) (POS_CCD_X)
wy	840.231	pix	Y-pixel coordinate in the unWISE full depth coadd (wy) (pos.cartesian.y) (POS_CCD_Y)
w1sky	-0.81	ct	[-98.2/4997] Frame sky background value, band-1; in dn units (w1sky) (Note 2) (instr.background) (INST_BACKGROUND)
w1sigsk	5.2	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	-1.39	ct	[-99/5000] Frame sky background value, band-2; in dn (w2sky) (Note 2) (instr.background) (INST_BACKGROUND)
w2sigsk	18.2	ct	[0.7/999] Frame sky background value uncertainty; band-2 (w2sigsk) (Note 2) (stat.error) (ERROR)
w2conf	0.61	ct	[0/999] Frame sky confusion based on the UNC images; in dn units (w2conf) (Note 2) (instr.skyLevel) (INST_SKY_SIGMA)
w1NM	8		[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	56916.471500	d	⁽ⁱ⁾ [55205/58465] Mean observation epoch (MeanObsMJD) (time.epoch) (TIME_EPOCH)
ra_pm	23.4207405	deg	Right ascension (ICRS) at Ep=2015.4 (ra_pm) (Note 3) (pos.eq.ra) (POS_EQ_RA_OTHER)
sigra_pm	0.3182	arcsec	[1e-4/99.94] Uncertainty in ra_pm (sigra_pm) (stat.error) (ERROR)
dec_pm	21.0596189	deg	Declination (ICRS) at Ep=2015.4 (dec_pm) (Note 3) (pos.eq.dec) (POS_EQ_DEC_OTHER)
sigdec_pm	0.3020	arcsec	[0/99.8] Uncertainty in dec_pm (sigdec_pm) (stat.error) (ERROR)
sigradec_pm	-0.1258	arcsec	[-99.2/99.9] Uncertainty cross-term (sigradec_pm) (stat.error) (ERROR)
PMRA	0.13580	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	0.1133	arcsec/yr	[7e-4/1000] Uncertainty in PMRA (sigPMRA) (stat.error;pos.pm;pos.eq.ra) (ERROR)
PMDec	0.07708	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	0.1137	arcsec/yr	[7e-4/1000] Uncertainty in PMDec (sigPMDec) (stat.error;pos.pm;pos.eq.dec) (ERROR)
w1snr_pm	11.4		[0/1000] Flux S/N ratio; band-1 (w1snr_pm) (stat.snr) (INST_S/N)
w2snr_pm	3.9		[0/1000] Flux S/N ratio; band-2 (w2snr_pm) (stat.snr) (INST_S/N)
w1flux_pm	8.8e+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	9.0e+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	17.634	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	0.095	mag	[0/0.6] W1mproPM uncertainty (w1sigmpro_pm) (stat.error) (ERROR)
w1rchi2_pm	7.964e-01		[8.3e-7/6.4e21] WPRO reduced chi²; band-1 (w1rchi2_pm) (stat.fit.chi2) (FIT_CHI2)
w2mpro_pm	17.613	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	0.275	mag	[0/0.6] W2mproPM uncertainty (w2sigmpro_pm) (stat.error) (ERROR)
w2rchi2_pm	8.591e-01		[2.6e-6/375600] WPRO reduced chi²; band-2 (w2rchi2_pm) (stat.fit.chi2) (FIT_CHI2)
rchi2_pm	8.222e-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	0.140	arcsec	⁽ⁱ⁾ [0/20] Radial distance between apparitions (dist) (phys.angSize) (POS_ANG_DIST_GENERAL)
dw1mag	-0.153	mag	[-9.2/9.3] W1mpro difference (dw1mag) (phot.mag;arith.diff) (PHOT_DIFF_MAG)
rch2w1	0.767		[0/100] Chi-square for dw1mag (1 DF) (rch2w1) (meta.note) (FIT_CHI2)
dw2mag	-0.695	mag	[-9.4/10.2] W2mpro difference (dw2mag) (phot.mag;arith.diff) (PHOT_DIFF_MAG)
rch2w2	1.680		[0/100] Chi-square for dw2mag (1 DF) (rch2w2) (meta.note) (FIT_CHI2)
elon_avg	29.437912	deg	Averaged ecliptic longitude (elon_avg) (pos.ecliptic.lon) (POS_EC_LON)
elonSig	0.260	arcsec	[0.001/1.6] One-sigma uncertainty in elon (elonSig) (stat.error) (ERROR)
elat_avg	10.494408	deg	Averaged ecliptic latitude (elat_avg) (pos.ecliptic.lat) (POS_EC_LAT)
elatSig	0.288	arcsec	[0.001/1.7] One-sigma uncertainty in elat (elatSig) (stat.error) (ERROR)
Delon	-0.185	arcsec	Descending-ascending ecliptic longitude (Delon) (Note 6) (pos;arith.diff) (POS_OFFSET)
DelonSig	0.520	arcsec	[0.001/101.5] One-sigma uncertainty in Delon (DelonSig) (stat.error) (ERROR)
Delat	0.013	arcsec	Descending-ascending ecliptic latitude (Delat) (pos;arith.diff) (POS_OFFSET)
DelatSig	0.582	arcsec	[0.001/105.8] One-sigma uncertainty in Delat (DelatSig) (stat.error) (ERROR)
DelonSNR	0.355		[0/1065] \|Delon\|/DelonSig (DelonSNR) (stat.snr) (INST_S/N)
DelatSNR	0.023		[0/475] \|Delat\|/DelatSig (DelatSNR) (stat.snr) (INST_S/N)
chi2pmra	2.25e+00		[0/7.3e7] Chi-square for PMRA difference (1 DF) (chi2pmra) (meta.note) (FIT_CHI2)
chi2pmdec	8.12e-02		[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	-0.248	arcsec	[-831/569] Parallax from PM desc-asce elon (par_pm) (pos.parallax.trig) (POS_PARLX_TRIG)
par_pmSig	0.299	arcsec	[0.001/53] One-sigma uncertainty in par_pm (par_pmSig) (stat.error) (ERROR)
par_stat	-0.002	arcsec	[-831/504] Parallax estimate from stationary solution (par_stat) (pos.parallax.trig) (POS_PARLX_TRIG)
par_sigma	0.284	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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