HD 234257

Query : HD 234257

Basic data :
HD 234257 -- Double or Multiple Star
Other object types: otypes_help 		* (AG,BD,...), ** (CCDM,**,...), Em* (2023ApJS), NIR (2MASS), MIR (WISE), Opt (LAMOST)
ICRS coord. (ep=J2000) : 		15 45 40.7233051 +50 40 21.088646 (Optical) [ 0.93 1.02 90 ] A 2007A&A...474..653V
FK4 coord. (ep=B1950 eq=1950) : 		15 44 15.0235550 +50 49 36.047601 [ 0.93 1.02 90 ]
Gal coord. (ep=J2000) : 		080.5765722115 +49.5918382288 [ 0.93 1.02 90 ]
Proper motions mas/yr : 		-18.33 36.01 [1.18 1.19 0] A 2007A&A...474..653V
Radial velocity / Redshift / cz : 		V(km/s) -34.96 [3.77] / z(spectroscopic) -0.000117 [0.000013] / cz -34.96 [3.77]
   (Opt) C 2023ApJS..264...17Z
Parallaxes (mas): 		7.07 [1.11] A 2007A&A...474..653V
Spectral type: 		K0 E 1993yCat.3135....0C
Angular size (arcmin): 		0.0067 0.0 181 (Opt) D 2001AJ....122.3466M
Fluxes (6) :
B 10.36 [0.03] D 2002A&A...384..180F
V 9.65 [0.02] D 2002A&A...384..180F
G 9.5417 [0.0076] C 2018yCat.1345....0G
J 8.358 [0.020] C 2003yCat.2246....0C
H 8.044 [0.017] C 2003yCat.2246....0C
K 7.978 [0.014] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 2 		Display criteria :

Identifiers (20) :
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CCDM J15457+5040AB GSC 03496-01461 LAMOST J154540.73+504021.0 TYC 3496-1461-1
** HU 657 HD 234257 2MASS J15454073+5040210 WDS J15457+5040AB
ADS 9781 AB HIC 77188 PPM 35118 WISE J154540.70+504021.5
AG+50 1118 HIP 77188 SAO 29647 YZ 50 4831
BD+51 2028 IDS 15428+5059 AB TIC 159839402 Gaia DR2 1404099236552329216

References (17 between 1850 and 2026) (Total 17)
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 : 3    Fe/H : 1    Plx : 2    PM : 3    SpT : 4   

   

External archives :

Link by name to the catalogue in VizieR :

CCDM J15457+5040AB AG+50 1118 BD+51 2028 GSC 03496-01461 HD 234257
HIC 77188 HIP 77188 2MASS J15454073+5040210 PPM 35118 SAO 29647
TYC 3496-1461-1 WDS J15457+5040AB WISE J154540.70+504021.5 Gaia DR2 1404099236552329216

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