HD 171681

Query : HD 171681

Basic data :
HD 171681 -- Double or Multiple Star
Other object types: otypes_help 		* (AG,AGKR,...), ** (CCDM,**,...), UV (TD1), NIR (2MASS)
ICRS coord. (ep=J2000) : 		18 35 17.6339035248 +21 44 36.818814120 (Optical) [ 0.2060 0.3823 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		18 33 10.2032932688 +21 42 08.039658777 [ 0.2060 0.3823 90 ]
Gal coord. (ep=J2000) : 		050.8667386284312 +13.1266385429495 [ 0.2060 0.3823 90 ]
Proper motions mas/yr : 		-7.947 -7.650 [0.299 0.408 90] A 2020yCat.1350....0G
Parallaxes (mas): 		3.4306 [0.4937] A 2020yCat.1350....0G
Spectral type: 		A2 E 1993yCat.3135....0C
Angular size (arcmin): 		0.0050 0.0 152 (Opt) D 2001AJ....122.3466M
Fluxes (6) :
B 9.24 [0.02] D 2000A&A...355L..27H
V 9.02 [0.01] D 2000A&A...355L..27H
G 8.983705 [0.002903] C 2020yCat.1350....0G
J 8.456 [0.023] C 2003yCat.2246....0C
H 8.392 [0.026] C 2003yCat.2246....0C
K 8.353 [0.014] C 2003yCat.2246....0C
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Identifiers (20) :
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CCDM J18353+2145AB GSC 01582-01109 2MASS J18351763+2144367 TYC 1582-1109-1
** COU 205 HD 171681 PPM 107497 WDS J18353+2145AB
AG+21 1864 HIC 91127 SAO 86218 YZ 21 6550
AGKR 16571 HIP 91127 TD1 22776 Gaia DR2 4532099144867330944
BD+21 3488 IDS 18310+2140 AB TIC 8095328 Gaia DR3 4532099144867330944

References (14 between 1850 and 2026) (Total 14)
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

Distance : 1    Plx : 4    PM : 6    SpT : 1   

   

External archives :

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

Link by name to the catalogue in VizieR :

CCDM J18353+2145AB AG+21 1864 BD+21 3488 GSC 01582-01109 HD 171681
HIC 91127 HIP 91127 2MASS J18351763+2144367 PPM 107497 SAO 86218
TD1 22776 TYC 1582-1109-1 WDS J18353+2145AB Gaia DR2 4532099144867330944 Gaia DR3 4532099144867330944

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