HD 2421

Query : HD 2421

Basic data :
HD 2421 -- Spectroscopic Binary
Other object types: otypes_help 		* (HD,AG,...), SB* (2004A&A,SBC7,...), PM* (2018yCat), UV (TD1), NIR (2MASS), IR (IRAS)
ICRS coord. (ep=J2000) : 		00 28 13.6693451904 +44 23 40.089451956 (Optical) [ 0.1882 0.1077 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		00 25 31.9408863690 +44 07 05.689765653 [ 0.1882 0.1077 90 ]
Gal coord. (ep=J2000) : 		118.5686650232391 -18.2805538764565 [ 0.1882 0.1077 90 ]
Proper motions mas/yr : 		75.125 -15.080 [0.199 0.130 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 2.0 [0.9] / z(~) 0.000007 [0.000003] / cz 2.00 [0.90]
   E 1953GCRV..C......0W
Parallaxes (mas): 		12.7377 [0.2452] A 2020yCat.1350....0G
Spectral type: 		A2Vs C ~
Fluxes (6) :
B 5.207 [0.014] D 2000A&A...355L..27H
V 5.173 [0.009] D 2000A&A...355L..27H
G 5.136685 [0.002923] C 2020yCat.1350....0G
J 5.360 [0.274] D 2003yCat.2246....0C
H 5.037 [0.036] C 2003yCat.2246....0C
K 4.985 [0.020] C 2003yCat.2246....0C
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Identifiers (31) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

HD 2421 HIC 2225 PPM 42973 TYC 2795-2706-1
AG+44 63 HIP 2225 ROT 91 UBV 339
BD+43 92 HR 104 SAO 36390 UBV M 7389
FK5 2027 IRAS 00255+4407 SBC7 17 uvby98 100002421
GC 546 2MASS J00281364+4423400 SBC9 23 WEB 413
GCRV 252 PLX 74 SKY# 775 Gaia DR2 388722788291499776
GEN# +1.00002421 PLX 74.00 TD1 235 Gaia DR3 388722788291499776
GSC 02795-02706 PMC 90-93 1186 TIC 190996748

References (91 between 1850 and 2026) (Total 91)
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    Rot : 10    Fe/H : 2    Plx : 5    PM : 4    SpT : 2   

   

Observing logs
IUE : 3   

   

External archives :

Archive data at HEASARC - High-Energy Astrophysics Science Archive Research Center

Data at NED - NASA/IPAC Extragalactic Database : HD 2421

Link by name to the catalogue in VizieR :

HD 2421 AG+44 63 BD+43 92 FK5 2027 GSC 02795-02706
HIC 2225 HIP 2225 HR 104 IRAS 00255+4407 2MASS J00281364+4423400
PLX 74 PPM 42973 SAO 36390 TD1 235 TYC 2795-2706-1
uvby98 100002421 Gaia DR2 388722788291499776 Gaia DR3 388722788291499776

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