HD 284639

Query : HD 284639

Basic data :
HD 284639 -- Chemically Peculiar Star
Other object types: otypes_help 		* (1954ArA,HD,...), Pe* (2022ApJS), NIR (2MASS), Opt (LAMOST)
ICRS coord. (ep=J2000) : 		04 45 59.1995492976 +23 55 00.585773328 (Optical) [ 0.0195 0.0077 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		04 42 57.5156117378 +23 49 36.605687663 [ 0.0195 0.0077 90 ]
Gal coord. (ep=J2000) : 		176.4242920300584 -13.8019276589519 [ 0.0195 0.0077 90 ]
Proper motions mas/yr : 		-8.818 -6.822 [0.025 0.015 90] A 2020yCat.1350....0G
Parallaxes (mas): 		2.4741 [0.0194] A 2020yCat.1350....0G
Spectral type: 		A0IVSrSiEu C 2022ApJS..259...63S
Fluxes (6) :
B 10.13 [0.03] D 2000A&A...355L..27H
V 9.68 [0.03] D 2000A&A...355L..27H
G 9.529449 [0.002782] C 2020yCat.1350....0G
J 8.590 [0.037] C 2003yCat.2246....0C
H 8.507 [0.027] C 2003yCat.2246....0C
K 8.449 [0.018] C 2003yCat.2246....0C
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Identifiers (13) :
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HD 284639 GSC 01831-01062 TIC 18448333 Gaia DR2 147010717588351488
AP J04455920+2355006 LAMOST J044559.42+235500.5 TYC 1831-1062-1
BD+23 740 2MASS J04455920+2355006 Gaia DR3 147010717588351488
EPIC 247729177 Renson 7770 Gaia DR1 147010717588351488

References (14 between 1850 and 2026) (Total 14)
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

Distance : 2    Fe/H : 1    Plx : 3    PM : 2    SpT : 4   

   

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Link by name to the catalogue in VizieR :

HD 284639 AP J04455920+2355006 BD+23 740 GSC 01831-01062 2MASS J04455920+2355006
TYC 1831-1062-1 Gaia DR3 147010717588351488 Gaia DR1 147010717588351488 Gaia DR2 147010717588351488

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