HD 166804

Query : HD 166804

Basic data :
HD 166804 -- alpha2 CVn Variable
Other object types: otypes_help 		* (2019AJ,HD,...), a2* (2016AJ), NIR (2MASS), MIR (SSTGLMC)
ICRS coord. (ep=J2000) : 		18 13 03.3926426832 -18 18 44.212796784 (Optical) [ 0.0268 0.0235 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		18 10 07.5133325001 -18 19 34.449802352 [ 0.0268 0.0235 90 ]
Gal coord. (ep=J2000) : 		012.3350964446893 -00.1392392219259 [ 0.0268 0.0235 90 ]
Proper motions mas/yr : 		0.684 -8.459 [0.033 0.025 90] A 2020yCat.1350....0G
Parallaxes (mas): 		1.7275 [0.0321] A 2020yCat.1350....0G
Spectral type: 		ApSi D 1988MSS...C04....0H
Fluxes (6) :
B 8.84 [~] E ~
V 8.90 [~] D 2016AJ....152..104H
G 8.827585 [0.002800] C 2020yCat.1350....0G
J 8.749 [0.018] C 2003yCat.2246....0C
H 8.817 [0.030] C 2003yCat.2246....0C
K 8.811 [0.030] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 2 : 322 Display criteria :

Identifiers (16) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

HD 166804 GSC 06268-00774 SSTGLMC G012.3350-00.1392 YZ 108 7541
BD-18 4837 2MASS J18130339-1818441 TIC 117207343 Gaia DR3 4095676316659123328
EPIC 227373493 PPM 234197 TYC 6268-774-1 Gaia DR1 4095676312343244544
GEN# +1.00166804 Renson 46927 UBV 15471 Gaia DR2 4095676316659123328

References (16 between 1850 and 2026) (Total 16)
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 : 2    Var : 1    Plx : 3    PM : 2    SpT : 2   

   

External archives :

Link by name to the catalogue in VizieR :

HD 166804 BD-18 4837 GSC 06268-00774 2MASS J18130339-1818441 PPM 234197
SSTGLMC G012.3350-00.1392 TYC 6268-774-1 Gaia DR3 4095676316659123328 Gaia DR1 4095676312343244544 Gaia DR2 4095676316659123328

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