BD+21 4985

Query : BD+21 4985

Basic data :
BD+21 4985 -- Long-Period Variable Candidate
Other object types: otypes_help 		* (BD,AG,...), LP? (2022yCat), NIR (2MASS), IR (IRAS)
ICRS coord. (ep=J2000) : 		23 50 31.2746796336 +22 01 36.932378268 (Optical) [ 0.0208 0.0156 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		23 47 58.7442598499 +21 44 55.839843462 [ 0.0208 0.0156 90 ]
Gal coord. (ep=J2000) : 		104.7550722592361 -38.6851293336607 [ 0.0208 0.0156 90 ]
Proper motions mas/yr : 		6.842 0.799 [0.028 0.018 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 12.24 [0.37] / z(spectroscopic) 0.000041 [0.000001] / cz 12.24 [0.37]
   (Opt) A 2022yCat.1355....0G
Parallaxes (mas): 		0.8532 [0.0258] A 2020yCat.1350....0G
Spectral type: 		K2 D ~
Fluxes (6) :
B 11.28 [0.10] D 2000A&A...355L..27H
V 9.58 [0.03] D 2000A&A...355L..27H
G 8.276234 [0.003618] C 2020yCat.1350....0G
J 5.216 [0.026] C 2003yCat.2246....0C
H 4.332 [0.036] C 2003yCat.2246....0C
K 3.942 [0.230] D 2003yCat.2246....0C
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Identifiers (11) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

BD+21 4985 IRAS 23479+2145 TIC 407305867 Gaia DR3 2847766799914784128
AG+21 2616 2MASS J23503128+2201370 TYC 1728-969-1 Gaia DR1 2847766795618960000
GSC 01728-00969 PPM 115877 Gaia DR2 2847766799914784128

References (5 between 1850 and 2026) (Total 5)
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 : 2    Distance : 3    Plx : 3    PM : 3    SpT : 1   

   

External archives :

Data at NED - NASA/IPAC Extragalactic Database : BD+21 4985

Link by name to the catalogue in VizieR :

BD+21 4985 AG+21 2616 GSC 01728-00969 IRAS 23479+2145 2MASS J23503128+2201370
PPM 115877 TYC 1728-969-1 Gaia DR2 2847766799914784128 Gaia DR3 2847766799914784128 Gaia DR1 2847766795618960000

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