HD 157540

Query : HD 157540

Basic data :
HD 157540 -- Spectroscopic Binary
Other object types: otypes_help 		* (HD,AG,...), SB* (SBC9), NIR (2MASS)
ICRS coord. (ep=J2000) : 		17 21 13.4454467808 +50 50 56.779406736 (Optical) [ 0.0601 0.0678 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		17 20 00.5594964858 +50 53 47.888870586 [ 0.0601 0.0678 90 ]
Gal coord. (ep=J2000) : 		077.7680488765601 +34.6892905461855 [ 0.0601 0.0678 90 ]
Proper motions mas/yr : 		4.170 3.583 [0.078 0.085 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -25.11 [6.59] / z(spectroscopic) -0.000084 [0.000022] / cz -25.11 [6.59]
   (Opt) D 2018yCat.1345....0G
Parallaxes (mas): 		9.369 [0.0657] A 2020yCat.1350....0G
Spectral type: 		K0 E 1993yCat.3135....0C
Fluxes (7) :
U 9.300 [0.010] C 1985A&AS...59..461O
B 9.350 [0.007] C 1985A&AS...59..461O
V 8.900 [0.009] C 1985A&AS...59..461O
G 8.746281 [0.002763] C 2020yCat.1350....0G
J 7.786 [0.020] C 2003yCat.2246....0C
H 7.560 [0.016] C 2003yCat.2246....0C
K 7.522 [0.020] C 2003yCat.2246....0C
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Identifiers (17) :
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HD 157540 HIC 84917 SBC9 3834 Gaia DR1 1414988486180107392
AG+50 1218 HIP 84917 TIC 188693201 Gaia DR2 1414988490475840512
BD+50 2391 2MASS J17211344+5050568 TYC 3520-577-1
GEN# +1.00157540 PPM 35941 YZ 50 5232
GSC 03520-00577 SAO 30352 Gaia DR3 1414988490475840512

References (12 between 1850 and 2026) (Total 12)
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 : 5    PM : 5    SpT : 1   

   

External archives :

Link by name to the catalogue in VizieR :

HD 157540 AG+50 1218 BD+50 2391 GSC 03520-00577 HIC 84917
HIP 84917 2MASS J17211344+5050568 PPM 35941 SAO 30352 TYC 3520-577-1
Gaia DR3 1414988490475840512 Gaia DR1 1414988486180107392 Gaia DR2 1414988490475840512

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