HD 171973

Query : HD 171973

Basic data :
HD 171973 -- Double or Multiple Star
Other object types: otypes_help 		* (AG,BD,...), ** (CCDM,**,...), UV (TD1), NIR (2MASS)
ICRS coord. (ep=J2000) : 		18 36 48.0169351 +21 20 02.405057 (Optical) [ 0.53 0.54 90 ] A 2007A&A...474..653V
FK4 coord. (ep=B1950 eq=1950) : 		18 34 39.9829826 +21 17 26.654008 [ 0.53 0.54 90 ]
Gal coord. (ep=J2000) : 		050.6322959519 +12.6385648859 [ 0.53 0.54 90 ]
Proper motions mas/yr : 		0.51 2.04 [0.67 0.74 0] A 2007A&A...474..653V
Parallaxes (mas): 		1.42 [0.91] A 2007A&A...474..653V
Spectral type: 		A0 E 1993yCat.3135....0C
Angular size (arcmin): 		0.0033 0.0 138 (Opt) D 2001AJ....122.3466M
Fluxes (6) :
B 8.29 [0.02] D 2000A&A...355L..27H
V 8.20 [0.01] D 2000A&A...355L..27H
G 8.282407 [0.005754] C 2022yCat.1355....0G
J 7.946 [0.019] C 2003yCat.2246....0C
H 7.970 [0.027] C 2003yCat.2246....0C
K 7.945 [0.016] C 2003yCat.2246....0C
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Identifiers (20) :
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CCDM J18368+2120AB GSC 01582-01472 2MASS J18364801+2120023 TYC 1582-1472-1
** HU 323 HD 171973 PPM 107542 WDS J18368+2120AB
ADS 11501 AB HIC 91252 SAO 86242 YZ 21 6567
AG+21 1871 HIP 91252 TD1 22840 Gaia DR2 4531839758896577408
BD+21 3495 IDS 18325+2115 AB TIC 8460649 Gaia DR3 4531839758896577408

References (7 between 1850 and 2026) (Total 7)
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

Plx : 2    PM : 3    SpT : 1   

   

External archives :

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

Link by name to the catalogue in VizieR :

CCDM J18368+2120AB AG+21 1871 BD+21 3495 GSC 01582-01472 HD 171973
HIC 91252 HIP 91252 2MASS J18364801+2120023 PPM 107542 SAO 86242
TD1 22840 TYC 1582-1472-1 WDS J18368+2120AB Gaia DR2 4531839758896577408 Gaia DR3 4531839758896577408

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