HD 18421

Query : HD 18421

Basic data :
HD 18421 -- Star
Other object types: otypes_help 		* (HD,BD,...), NIR (2MASS)
ICRS coord. (ep=J2000) : 		02 57 01.5224306352 -21 25 09.724092816 (Optical) [ 0.0204 0.0221 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		02 54 46.1139814984 -21 37 10.634615710 [ 0.0204 0.0221 90 ]
Gal coord. (ep=J2000) : 		208.5316163122933 -60.8947740227502 [ 0.0204 0.0221 90 ]
Proper motions mas/yr : 		-12.493 -10.163 [0.028 0.028 90] A 2020yCat.1350....0G
Parallaxes (mas): 		1.2647 [0.0269] A 2020yCat.1350....0G
Spectral type: 		B9V C 1988MSS...C04....0H
Fluxes (6) :
B 9.85 [0.02] D 2000A&A...355L..27H
V 9.88 [0.02] D 2000A&A...355L..27H
G 9.903564 [0.002778] C 2020yCat.1350....0G
J 9.994 [0.025] C 2003yCat.2246....0C
H 10.003 [0.022] C 2003yCat.2246....0C
K 9.986 [0.019] C 2003yCat.2246....0C
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Identifiers (14) :
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HD 18421 GSC 05870-00638 TIC 97506407 Gaia DR3 5079215752881834624
BD-22 517 2MASS J02570152-2125097 TYC 5870-638-1 Gaia DR1 5079215748585771776
CPD-21 290 PPM 245611 uvby98 100018421
GEN# +1.00018421 RAVE J025701.5-212510 Gaia DR2 5079215752881834624

References (10 between 1850 and 2026) (Total 10)
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 : 2    Distance : 4    Fe/H : 3    Plx : 4    PM : 2    SpT : 2   

   

External archives :

Link by name to the catalogue in VizieR :

HD 18421 BD-22 517 CPD-21 290 GSC 05870-00638 2MASS J02570152-2125097
PPM 245611 RAVE J025701.5-212510 TYC 5870-638-1 uvby98 100018421 Gaia DR2 5079215752881834624
Gaia DR3 5079215752881834624 Gaia DR1 5079215748585771776

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