HD 103457

Query : HD 103457

Basic data :
HD 103457 -- alpha2 CVn Variable
Other object types: otypes_help 		* (HD,CD,...), a2* (2016AJ), Pu* (2022yCat), UV (CEL), NIR (2MASS)
ICRS coord. (ep=J2000) : 		11 54 32.7489784704 -63 42 02.177481060 (Optical) [ 0.0208 0.0218 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		11 52 03.0407033038 -63 25 19.840526606 [ 0.0208 0.0218 90 ]
Gal coord. (ep=J2000) : 		296.6801714705483 -01.5215527265724 [ 0.0208 0.0218 90 ]
Proper motions mas/yr : 		-14.396 -4.578 [0.025 0.027 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 18 [3] / z(spectroscopic) 0.000060 [0.000010] / cz 18.00 [3.00]
   (Opt) C 2023MNRAS.519.3958I
Parallaxes (mas): 		4.5429 [0.0271] A 2020yCat.1350....0G
Spectral type: 		ApSi D 1975MSS...C01....0H
Fluxes (6) :
B 7.75 [~] E ~
V 7.81 [~] D 2016AJ....152..104H
G 7.747005 [0.002830] C 2020yCat.1350....0G
J 7.709 [0.020] C 2003yCat.2246....0C
H 7.794 [0.023] C 2003yCat.2246....0C
K 7.724 [0.031] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 1 : 3757 Display criteria :

Identifiers (20) :
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HD 103457 GEN# +1.00103457 Renson 29820 UBV M 17497
CD-63 679 GSC 08977-09252 SAO 251634 uvby98 100103457
CEL 4012 LLNS 6572 SKY# 22439 Gaia DR2 5333037015771580672
CPC 20.1 3384 2MASS J11543276-6342021 TIC 305370892 Gaia DR3 5333037015771580672
CPD-63 2031 PPM 359052 TYC 8977-9252-1 Gaia DR1 5333037011428679552

References (30 between 1850 and 2026) (Total 30)
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    Var : 2    Rot : 1    Fe/H : 1    Plx : 3    PM : 2    SpT : 3   

   

External archives :

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

Link by name to the catalogue in VizieR :

HD 103457 CD-63 679 CEL 4012 CPD-63 2031 GSC 08977-09252
2MASS J11543276-6342021 PPM 359052 SAO 251634 TYC 8977-9252-1 uvby98 100103457
Gaia DR2 5333037015771580672 Gaia DR3 5333037015771580672 Gaia DR1 5333037011428679552

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