C.D.S. - SIMBAD4 rel 1.8 - 2024.04.25CEST11:28:01 SAO 27249 --------- Object * 21 UMa --- ** --- OID=@508438 (@@2498,4) --- coobox=3859 Coordinates(ICRS,ep=J2000,eq=2000): 09 25 37.84525 +54 00 57.3021 (Opt ) A [10.45 5.91 90] 2007A&A...474..653V Coordinates(FK4,ep=B1950,eq=1950): 09 22 06.14373 +54 13 56.8057 Coordinates(Gal,ep=J2000,eq=2000): 162.64694156 +44.01477282 hierarchy counts: #parents=0, #children=2, #siblings=0 Proper motions: -37.18 -23.46 [1.19 0.67 0] A 2007A&A...474..653V Parallax: 5.10 [1.11] A 2007A&A...474..653V Radial Velocity: 24.30 [3.5] C 2006AstL...32..759G Redshift: 0.000081 [0.000012] C 2006AstL...32..759G cz: 24.30 [3.50] C 2006AstL...32..759G Flux Spectral type: A2Vnp D ~ Morphological type: ~ ~ ~ Angular size: ~ ~ ~ (~) ~ ~ Identifiers (16): HIP 46239 * 21 UMa BD+54 1299 GC 12980 GCRV 6121 GSC 03806-01555 HD 81104 HIC 46239 SAO 27249 SKY# 18205 TD1 13862 YZ 54 3384 WDS J09256+5401AB CCDM J09256+5401AB Gaia DR1 1023042483850265600 ** STF 1346AB Bibcodes 1850-2024 () (22): 2021ApJS..254...42B 2019A&A...623A..72K 2018A&A...609A.116R 2015PASA...32...36M 2012A&A...546A..61D 2012MNRAS.427..343M 2007A&A...474..653V 2006AstL...32..759G 2003A&A...412..447G 2001A&A...373..625P 1997A&A...323L..49P 1997A&AS..123...93P 1995A&AS..114..269D 1993yCat.3135....0C 1992A&AS...96..191C 1990BICDS..38...13B 1990BICDS..38..137R 1988PASP..100..828B 1985ApJS...59...95A 1962AnAp...25....1B 1962AnAp...25..184B 1953GCRV..C......0W Measures (MK:1 PLX:2 PM:4 velocities:3 ): MK:1PLX:2PM:4velocities:3 Notes (0) : ================================================================================