HD 228821

Query : HD 228821

Basic data :
HD 228821 -- Star
Other object types: otypes_help 		* (2012A&A,HD,...), NIR (2MASS)
ICRS coord. (ep=J2000) : 		20 18 04.9292429256 +40 06 06.810272820 (Optical) [ 0.0132 0.0148 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		20 16 17.5046524521 +39 56 42.187717108 [ 0.0132 0.0148 90 ]
Gal coord. (ep=J2000) : 		077.5726397692574 +02.4326815713941 [ 0.0132 0.0148 90 ]
Proper motions mas/yr : 		-1.094 -0.970 [0.017 0.018 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -17 [10] / z(~) -0.000057 [0.000033] / cz -17.00 [10.00]
   D 1979IAUS...30...57E
Parallaxes (mas): 		1.3097 [0.0166] A 2020yCat.1350....0G
Spectral type: 		B8 D 2012A&A...543A.101C
Fluxes (6) :
B 9.252 [0.019] D 2000A&A...355L..27H
V 9.133 [0.017] D 2000A&A...355L..27H
G 9.150309 [0.002766] C 2020yCat.1350....0G
J 8.874 [0.024] C 2003yCat.2246....0C
H 8.951 [0.018] C 2003yCat.2246....0C
K 8.928 [0.016] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 2 : 3581 Display criteria :

Identifiers (15) :
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HD 228821 GSC 03155-01672 TIC 12369503 Gaia DR2 2062257035702363904
AG+39 2094 HGAM 894 TYC 3155-1672-1 Gaia DR3 2062257035702363904
BD+39 4122 2MASS J20180493+4006069 WEB 18021 Gaia DR1 2062257031398058624
GCRV 70848 PPM 59671 [I59] +39 58

References (11 between 1850 and 2026) (Total 11)
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 : 3    Distance : 2    Plx : 3    PM : 3    SpT : 1   

   

External archives :

Link by name to the catalogue in VizieR :

HD 228821 AG+39 2094 BD+39 4122 GSC 03155-01672 2MASS J20180493+4006069
PPM 59671 TYC 3155-1672-1 Gaia DR2 2062257035702363904 Gaia DR3 2062257035702363904 Gaia DR1 2062257031398058624

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