HD 57521

Query : HD 57521

Basic data :
HD 57521 -- Emission-line Star
Other object types: otypes_help 		* (HD,BD,...), Em* ([M81]), NIR (2MASS)
ICRS coord. (ep=J2000) : 		07 21 08.3627361216 -13 22 19.672248144 (Optical) [ 0.0144 0.0144 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		07 18 49.4996770446 -13 16 37.021547207 [ 0.0144 0.0144 90 ]
Gal coord. (ep=J2000) : 		228.1900751339262 +00.3690710580288 [ 0.0144 0.0144 90 ]
Proper motions mas/yr : 		-0.459 0.648 [0.018 0.016 90] A 2020yCat.1350....0G
Parallaxes (mas): 		0.533 [0.02] A 2020yCat.1350....0G
Spectral type: 		B8 E 1988MSS...C04....0H
Fluxes (6) :
B 10.14 [0.03] D 2000A&A...355L..27H
V 9.95 [0.03] D 2000A&A...355L..27H
G 9.733945 [0.002909] C 2020yCat.1350....0G
J 9.045 [0.020] C 2003yCat.2246....0C
H 9.007 [0.021] C 2003yCat.2246....0C
K 8.917 [0.021] C 2003yCat.2246....0C
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Identifiers (12) :
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HD 57521 GSC 05407-01247 TYC 5407-1247-1 Gaia DR2 3032784851342772608
BD-13 1961 2MASS J07210836-1322196 uvby98 100057521 Gaia DR3 3032784851342772608
GEN# +1.00057521 TIC 409604627 [M81] I-91 Gaia DR1 3032784847041481600

References (9 between 1850 and 2026) (Total 9)
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    Plx : 3    PM : 2    SpT : 1   

   

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Link by name to the catalogue in VizieR :

HD 57521 BD-13 1961 GSC 05407-01247 2MASS J07210836-1322196 TYC 5407-1247-1
uvby98 100057521 Gaia DR2 3032784851342772608 Gaia DR3 3032784851342772608 Gaia DR1 3032784847041481600

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