HD 191742

Query : HD 191742

Basic data :
HD 191742 -- alpha2 CVn Variable
Other object types: otypes_help 		a2* (), * (HD,AG,...), V* (CSV,NSV), SB* (2022yCat), Ro* (2012A&A), NIR (2MASS)
ICRS coord. (ep=J2000) : 		20 09 47.0414403552 +42 32 28.814787780 (Optical) [ 0.0164 0.0177 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		20 08 04.9371650223 +42 23 34.416859239 [ 0.0164 0.0177 90 ]
Gal coord. (ep=J2000) : 		078.7539466108402 +05.0761055166240 [ 0.0164 0.0177 90 ]
Proper motions mas/yr : 		10.592 -1.898 [0.021 0.022 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -3.50 [0.6] / z(~) -0.000012 [0.000002] / cz -3.50 [0.60]
   A 2006AstL...32..759G
Parallaxes (mas): 		3.0451 [0.0192] A 2020yCat.1350....0G
Spectral type: 		A7p C ~
Fluxes (6) :
B 8.36 [~] E ~
V 8.16 [~] E ~
G 8.114144 [0.002767] C 2022yCat.1355....0G
J 7.766 [0.024] C 2003yCat.2246....0C
H 7.750 [9.998] E 2003yCat.2246....0C
K 7.731 [0.023] C 2003yCat.2246....0C
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Identifiers (23) :
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HD 191742 GSC 03158-00713 Renson 53440 uvby98 100191742
AG+42 1815 HIC 99340 SAO 49254 [I59] +42 15
BD+42 3616 HIP 99340 TIC 185716313 Gaia DR2 2074947908154283648
CSV 8444 2MASS J20094703+4232288 TYC 3158-713-1 Gaia DR3 2074947908154283648
GCRV 70558 NSV 12856 UBV 17396 Gaia DR1 2074947903842965888
GEN# +1.00191742 PPM 59411 UBV M 24579

References (79 between 1850 and 2026) (Total 79)
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 : 2    Distance : 2    Var : 1    Fe/H : 2    Plx : 5    PM : 4    SpT : 5   

   

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Link by name to the catalogue in VizieR :

HD 191742 AG+42 1815 BD+42 3616 GSC 03158-00713 HIC 99340
HIP 99340 2MASS J20094703+4232288 NSV 12856 PPM 59411 SAO 49254
TYC 3158-713-1 uvby98 100191742 Gaia DR2 2074947908154283648 Gaia DR3 2074947908154283648 Gaia DR1 2074947903842965888

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