C.D.S. - SIMBAD4 rel 1.8 - 2024.04.19CEST17:33:03 TD1 3772 -------- Object HD 31640 --- * --- OID=@3011710 (@@72198,19) --- coobox=22676 Coordinates(ICRS,ep=J2000,eq=2000): 04 54 33.4487279664 -52 31 25.139203500 (Opt ) A [0.0174 0.0195 90] 2020yCat.1350....0G Coordinates(FK4,ep=B1950,eq=1950): 04 53 23.4954273469 -52 36 09.330773502 Coordinates(Gal,ep=J2000,eq=2000): 260.0032939500707 -38.7712137526615 hierarchy counts: #parents=0, #children=0, #siblings=0 Proper motions: -17.077 -14.640 [0.021 0.027 90] A 2020yCat.1350....0G Parallax: 7.6041 [0.0193] A 2020yCat.1350....0G Radial Velocity: ~ [~ ~ ] ~ ~ Redshift: ~ [~ ~ ] ~ ~ cz: ~ [~ ~ ] ~ ~ Flux B : 8.29 [0.02] D 2000A&A...355L..27H Flux V : 8.06 [0.01] D 2000A&A...355L..27H Flux G : 8.027891 [0.002775] C 2020yCat.1350....0G Flux J : 7.628 [0.021] C 2003yCat.2246....0C Flux H : 7.557 [0.042] C 2003yCat.2246....0C Flux K : 7.491 [0.020] C 2003yCat.2246....0C Spectral type: A3/5mA5-A7 D 1978MSS...C02....0H Morphological type: ~ ~ ~ Angular size: ~ ~ ~ (~) ~ ~ Identifiers (18): HIP 22818 Gaia DR3 4783252270934120832 2MASS J04543344-5231251 CD-52 1037 CPC 19 1536 CPD-52 605 GC 6020 GSC 08510-00418 HD 31640 HIC 22818 PPM 333881 SAO 233729 SKY# 7651 TD1 3772 TYC 8510-418-1 Renson 8070 Gaia DR1 4783252266637384064 Gaia DR2 4783252270934120832 Bibcodes 1850-2024 () (18): 2024ApJ...960...94P 2021ApJS..254...42B 2020Natur.581..147B 2019A&A...623A..72K 2019MNRAS.490.3158C 2018A&A...609A.116R 2018A&A...620A.172Z 2012A&A...546A..61D 2012MNRAS.427..343M 2010A&A...514A..11M 2009A&A...498..961R 2007A&A...474..653V 1998A&A...331..639P 1997A&A...323L..49P 1993yCat.3135....0C 1991A&AS...89..429R 1981A&AS...46..151H 1978MSS...C02....0H Measures (distance:2 MK:2 PLX:5 PM:5 ): distance:2MK:2PLX:5PM:5 Notes (0) : ================================================================================