HD 1721

Query : HD 1721

Basic data :
HD 1721 -- Variable Star
Other object types: otypes_help 		* (HD,CD,...), V* (NSV), NIR (2MASS), IR (IRAS)
ICRS coord. (ep=J2000) : 		00 21 14.7057359496 -35 47 56.224882608 (Optical) [ 0.0118 0.0102 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		00 18 45.1663988296 -36 04 32.796037581 [ 0.0118 0.0102 90 ]
Gal coord. (ep=J2000) : 		337.6158195673008 -79.2088223741526 [ 0.0118 0.0102 90 ]
Proper motions mas/yr : 		-0.663 -41.843 [0.013 0.019 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 94.75 [0.27] / z(spectroscopic) 0.000316 [0.000001] / cz 94.76 [0.27]
   (Opt) A 2018yCat.1345....0G
Parallaxes (mas): 		2.0211 [0.0189] A 2020yCat.1350....0G
Spectral type: 		M0III C 1982MSS...C03....0H
Fluxes (6) :
B 8.77 [~] E ~
V 7.16 [~] E ~
G 6.392476 [0.002915] C 2020yCat.1350....0G
J 4.057 [0.276] D 2003yCat.2246....0C
H 3.087 [0.216] D 2003yCat.2246....0C
K 2.943 [0.264] D 2003yCat.2246....0C
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Identifiers (23) :
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HD 1721 GEN# +1.00001721 NSV 15077 UBV 255
CD-36 104 GSC 06996-00566 PPM 275935 WEB 309
CPC 18 89 HIC 1694 SAO 192477 Gaia DR2 2308840896386565632
CPD-36 29 HIP 1694 SKY# 618 Gaia DR3 2308840896386565632
GC 428 IRAS 00187-3604 TIC 63726774 Gaia DR1 2308840896386565632
GCRV 23092 2MASS J00211470-3547561 TYC 6996-566-1

References (24 between 1850 and 2026) (Total 24)
Simbad bibliographic survey began in 1850 for stars (at least bright stars) and in 1983 for all other objects (outside the solar system).
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Collections of Measurements Description of Measurements

Velocities : 5    Distance : 2    Plx : 5    PM : 4    SpT : 2   

   

External archives :

Data at NED - NASA/IPAC Extragalactic Database : HD 1721

Link by name to the catalogue in VizieR :

HD 1721 CD-36 104 CPD-36 29 GSC 06996-00566 HIC 1694
HIP 1694 IRAS 00187-3604 2MASS J00211470-3547561 NSV 15077 PPM 275935
SAO 192477 TYC 6996-566-1 Gaia DR2 2308840896386565632 Gaia DR3 2308840896386565632 Gaia DR1 2308840896386565632

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