BD-20 2665

Query : BD-20 2665

Basic data :
BD-20 2665 -- Double or Multiple Star
Other object types: otypes_help 		* (BD,CPD,...), ** (**,WDS), NIR (2MASS), MIR (WISE)
ICRS coord. (ep=J2000) : 		08 44 40.9945954080 -21 25 47.986824036 (Optical) [ 0.0665 0.0500 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		08 42 27.0759499125 -21 14 49.760113711 [ 0.0665 0.0500 90 ]
Gal coord. (ep=J2000) : 		245.6494287959513 +13.0797171153095 [ 0.0665 0.0500 90 ]
Proper motions mas/yr : 		-24.257 -41.939 [0.085 0.067 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -1.36 [0.23] / z(spectroscopic) -0.000005 [0.000001] / cz -1.36 [0.23]
   (Opt) A 2022yCat.1355....0G
Parallaxes (mas): 		27.5131 [0.0802] A 2020yCat.1350....0G
Spectral type: 		K7V C ~
Angular size (arcmin): 		0.0083 0.0 176 (Opt) D 2001AJ....122.3466M
Fluxes (8) :
B 11.381 [0.03] D 2012yCat.1322....0Z
V 10.240 [0.10] D 2012yCat.1322....0Z
R 9.926 [0.02] D 2012yCat.1322....0Z
G 9.717576 [0.002782] C 2022yCat.1355....0G
J 7.754 [0.019] C 2003yCat.2246....0C
H 7.175 [0.036] C 2003yCat.2246....0C
K 6.999 [0.024] C 2003yCat.2246....0C
i 9.094 [0.05] D 2012yCat.1322....0Z
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Identifiers (18) :
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BD-20 2665 HIC 42910 TIC 415502268 WISE J084440.97-212548.5
** HDS 1260 HIP 42910 TYC 6024-2350-1 Gaia DR2 5702585141560941056
CPD-20 4037 2MASS J08444098-2125482 UCAC4 343-054084 Gaia DR3 5702585141562039936
GEN# -0.02002665 PPM 728931 UGP 190
GSC 06024-02350 RAVE J084441.0-212548 WDS J08447-2126A,BC

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 : 4    Distance : 3    Var : 4    Rot : 2    Fe/H : 4    Plx : 4    PM : 4    SpT : 2   

   

External archives :

Link by name to the catalogue in VizieR :

BD-20 2665 CPD-20 4037 GSC 06024-02350 HIC 42910 HIP 42910
2MASS J08444098-2125482 PPM 728931 RAVE J084441.0-212548 TYC 6024-2350-1 UCAC4 343-054084
WDS J08447-2126A,BC WISE J084440.97-212548.5 Gaia DR2 5702585141560941056 Gaia DR3 5702585141562039936

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