BD+30 4528

Query : BD+30 4528

Basic data :
BD+30 4528 -- BY Dra Variable
Other object types: otypes_help 		* (BD,AG,...), V* (1SWASP,V*), BY* (2017ARep), X (1RXS), NIR (2MASS)
ICRS coord. (ep=J2000) : 		21 47 42.1732911696 +30 42 10.583132976 (Optical) [ 0.0084 0.0095 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		21 45 30.0943195036 +30 28 13.272330859 [ 0.0084 0.0095 90 ]
Gal coord. (ep=J2000) : 		082.5771977431734 -17.4211800370890 [ 0.0084 0.0095 90 ]
Proper motions mas/yr : 		3.548 4.088 [0.013 0.013 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -17.24 [5.18] / z(spectroscopic) -0.000058 [0.000017] / cz -17.24 [5.18]
   (Opt) D 2018yCat.1345....0G
Parallaxes (mas): 		1.1285 [0.015] A 2020yCat.1350....0G
Spectral type: 		K2 D ~
Fluxes (7) :
B 11.36 [0.06] D 2000A&A...355L..27H
V 10.09 [0.03] D 2000A&A...355L..27H
R 9.37 [~] D 2007A&A...467..785N
G 9.602219 [0.003144] C 2020yCat.1350....0G
J 7.802 [0.024] C 2003yCat.2246....0C
H 7.153 [0.031] C 2003yCat.2246....0C
K 6.994 [0.021] C 2003yCat.2246....0C
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Identifiers (13) :
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BD+30 4528 PPM 87030 TYC 2718-753-1 Gaia DR2 1945602013084460800
AG+30 2410 1RXS J214741.8+304204 V* V2649 Cyg
GSC 02718-00753 1SWASP J214742.17+304210.5 Gaia DR3 1945602013084460800
2MASS J21474217+3042106 TIC 287598080 Gaia DR1 1945602008787577600

References (4 between 1850 and 2026) (Total 4)
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 : 1    Distance : 2    Var : 2    Plx : 3    PM : 3   

   

External archives :

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

Link by name to the catalogue in VizieR :

BD+30 4528 AG+30 2410 GSC 02718-00753 2MASS J21474217+3042106 PPM 87030
1RXS J214741.8+304204 TYC 2718-753-1 V* V2649 Cyg Gaia DR3 1945602013084460800 Gaia DR1 1945602008787577600
Gaia DR2 1945602013084460800

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