HD 231978

Query : HD 231978

Basic data :
HD 231978 -- Star
Other object types: otypes_help 		* (HD,AG,...), RG* (2021ApJ), NIR (2MASS)
ICRS coord. (ep=J2000) : 		19 36 26.9123621136 +18 20 51.157527972 (Optical) [ 0.0073 0.0085 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		19 34 13.3035957209 +18 14 06.710203375 [ 0.0073 0.0085 90 ]
Gal coord. (ep=J2000) : 		054.3203621548980 -01.2207996923497 [ 0.0073 0.0085 90 ]
Proper motions mas/yr : 		8.407 -10.692 [0.013 0.012 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -33.37 [0.17] / z(spectroscopic) -0.000111 [0.000001] / cz -33.37 [0.17]
   (Opt) A 2018yCat.1345....0G
Parallaxes (mas): 		2.5055 [0.0132] A 2020yCat.1350....0G
Spectral type: 		K5 E 1993yCat.3135....0C
Fluxes (6) :
B 10.49 [0.04] D 2000A&A...355L..27H
V 9.249 [0.018] D 2000A&A...355L..27H
G 8.878240 [0.002757] C 2020yCat.1350....0G
J 7.106 [0.019] C 2003yCat.2246....0C
H 6.537 [0.015] C 2003yCat.2246....0C
K 6.408 [0.018] C 2003yCat.2246....0C
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Identifiers (11) :
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HD 231978 GSC 01606-00897 TIC 375670832 Gaia DR3 1824341651723212160
AG+18 1883 2MASS J19362690+1820512 TYC 1606-897-1 Gaia DR1 1824341647365276416
BD+18 4150 PPM 136595 Gaia DR2 1824341651723212160

References (6 between 1850 and 2026) (Total 6)
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 : 1    Distance : 2    Plx : 3    PM : 3    SpT : 1   

   

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HD 231978 AG+18 1883 BD+18 4150 GSC 01606-00897 2MASS J19362690+1820512
PPM 136595 TYC 1606-897-1 Gaia DR2 1824341651723212160 Gaia DR3 1824341651723212160 Gaia DR1 1824341647365276416

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