BD+20 457

Query : BD+20 457

Basic data :
BD+20 457 -- Star
Other object types: otypes_help 		* (BD,AG,...), NIR (2MASS)
ICRS coord. (ep=J2000) : 		02 45 38.7504819768 +20 39 10.307530692 (Optical) [ 0.0678 0.0609 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		02 42 48.4795443621 +20 26 35.046219569 [ 0.0678 0.0609 90 ]
Gal coord. (ep=J2000) : 		155.9318082675707 -34.7979150974819 [ 0.0678 0.0609 90 ]
Proper motions mas/yr : 		20.830 -8.698 [0.086 0.071 90] A 2020yCat.1350....0G
Parallaxes (mas): 		3.137 [0.0765] A 2020yCat.1350....0G
Spectral type: 		G0 D ~
Fluxes (6) :
B 10.50 [0.04] D 2000A&A...355L..27H
V 9.87 [0.03] D 2000A&A...355L..27H
G 9.720172 [0.002781] C 2020yCat.1350....0G
J 8.572 [0.018] C 2003yCat.2246....0C
H 8.301 [0.023] C 2003yCat.2246....0C
K 8.213 [0.016] C 2003yCat.2246....0C
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Identifiers (12) :
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BD+20 457 2MASS J02453875+2039103 TIC 247399422 Gaia DR2 85321281977429120
AG+20 251 PPM 91953 TYC 1229-568-1 Gaia DR3 85321281977429120
GSC 01229-00568 SAO 75554 YZ 20 825 Gaia DR1 85321277681741824

References (3 between 1850 and 2026) (Total 3)
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 : 3   

   

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Link by name to the catalogue in VizieR :

BD+20 457 AG+20 251 GSC 01229-00568 2MASS J02453875+2039103 PPM 91953
SAO 75554 TYC 1229-568-1 Gaia DR2 85321281977429120 Gaia DR3 85321281977429120 Gaia DR1 85321277681741824

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