C.D.S. - SIMBAD4 rel 1.8 - 2024.04.23CEST11:26:36 HD 20121 --------- Object HD 20121 --- ** --- OID=@3000830 (@@74566,10) --- coobox=23185 Coordinates(ICRS,ep=J2000,eq=2000): 03 12 25.74558 -44 25 10.7932 (Opt ) A [8.60 4.83 90] 2007A&A...474..653V Coordinates(FK4,ep=B1950,eq=1950): 03 10 40.35453 -44 36 22.9005 Coordinates(Gal,ep=J2000,eq=2000): 253.82297413 -56.95747859 hierarchy counts: #parents=1, #children=2, #siblings=0 Proper motions: 81.63 -4.57 [0.55 0.98 0] A 2007A&A...474..653V Parallax: 23.53 [0.62] A 2007A&A...474..653V Radial Velocity: 17.00 [7.4] D 2007A&A...475..519H Redshift: 0.000057 [0.000025] D 2007A&A...475..519H cz: 17.00 [7.40] D 2007A&A...475..519H Flux B : 6.37 [~] E ~ Flux V : 5.93 [~] E ~ Flux G : 6.0037 [0.0097] C 2018yCat.1345....0G Flux J : 5.118 [0.030] C 2003yCat.2246....0C Flux H : 4.931 [0.026] C 2003yCat.2246....0C Flux K : 4.827 [0.020] C 2003yCat.2246....0C Spectral type: A8V+F3V C 1973PASP...85..328M Morphological type: ~ ~ ~ Angular size: ~ ~ ~ (~) ~ ~ Identifiers (44): Gaia DR3 4850405974392619648 HIP 14913 TIC 152972531 2MASS J03122575-4425111 2RE J031222-442448 2RE J0312-442 CD-44 1025 CPC 0 1521 CPD-44 338 CSI-44 1025 23 CSI-44 1025 21 FK5 2228 GC 3845 GCRV 1777 HD 20121 HIC 14913 HR 968 N30 657 PPM 307403 RBS 395 RE J0312-442 RE J031221-442455 ROT 433 SAO 216209 SKY# 4802 TD1 2005 UBV 3121 UBV M 9404 1RXS J031225.6-442511 2EUVE J0312-44.4 EUVE J0312-44.4 AKARI-IRC-V1 J0312258-442511 IRAS 03106-4436 PMSC 03089-4448 ** JC 8 ** HJ 3556AB CCDM J03124-4425AB IDS 03089-4448 AB uvby98 100020121 GEN# +1.00020121 WDS J03124-4425AB Gaia DR2 4850405974392311168 RX J0312.4-4425 WEB 2882 Bibcodes 1850-2024 () (97): 2023MNRAS.520.6245G 2023RAA....23e5021K 2022MNRAS.509.4229G 2021MNRAS.502.5390P 2020AJ....160....7T 2020ApJS..247...11R 2019A&A...623A..72K 2019AJ....158..187B 2019MNRAS.489.2189L 2018AJ....156..137B 2017AJ....154..115H 2017ApJ...844..103T 2017MNRAS.469.3042N 2016A&A...591A.118S 2016ApJ...826..171G 2016MNRAS.456.2070T 2015AJ....149....8T 2015ApJ...804..146D 2015MNRAS.454..593B 2014A&A...561A.126D 2014AJ....147...87T 2013ApJ...762...88M 2012A&A...542A.116A 2012A&A...546A..61D 2012A&A...546A..69M 2012A&ARv..20...51V 2012AJ....143...42H 2012MNRAS.427..343M 2011A&A...530A.138C 2011ApJ...732...61Z 2011ApJS..192....2S 2010AJ....139..743T 2009A&A...501..941H 2009A&A...504..277L 2009AJ....138.1354D 2009ApJS..184..138H 2008MNRAS.389..925T 2008PASP..120..170T 2007A&A...474..653V 2006AJ....131.3008H 2004A&A...418..989N 2003AJ....126.1996M 2002A&A...384.1030S 2001AJ....121.1583H 2001AJ....121.1597H 2001BaltA..10..481B 2000A&A...356..141F 2000AJ....120.2638H 2000AN....321....1S 2000KFNT...16a..20K 1999A&A...341..121S 1998A&AS..129..431H 1997A&A...323L..49P 1997A&AS..124...75T 1997ApJS..108..545L 1997MNRAS.287..381B 1996ApJS..102..129B 1995A&AS..114..269D 1995A&AS..114..465K 1995A&AS..114..487J 1995AGAb...11..158W 1995MNRAS.274.1165P 1995MNRAS.274.1194M 1994A&AS..107..235J 1993MNRAS.260...77P 1993PASP..105..387S 1993VeARI..34....1S 1993yCat.3135....0C 1992ApJS...83..351H 1992MNRAS.257..105B 1991A&AS...88...63P 1991A&AS...90..565S 1987AJ.....94..771D 1985A&AS...60..315V 1983Ap&SS..96..125C 1982ApJS...49..469P 1982MNRAS.198..817M 1979PASP...91..356H 1978A&A....66..335H 1978A&AS...31..353V 1978MSS...C02....0H 1978PASP...90..463H 1978PASP...90..465H 1977A&AS...27..443G 1977SoSht.199...12S 1976AJ.....81..245E 1975AJ.....80..637M 1973PASP...85..328M 1972AJ.....77..878W 1972MNRAS.159..165S 1969AJ.....74..689S 1958MNRAS.118..609B 1957MNRAS.117..449D 1955AJ.....60...65E 1953GCRV..C......0W 1953JO.....36...61M 1950MNRAS.110..455H Measures (Fe_H:2 MK:7 PLX:2 PM:4 ROT:1 velocities:5 ): Fe_H:2MK:7PLX:2PM:4ROT:1velocities:5 Notes (0) : ================================================================================