C.D.S. - SIMBAD4 rel 1.8 - 2024.04.25CEST07:02:51 NGC 231 ------- Object NGC 231 --- OpC --- OID=@3244997 (@@72414,17) --- coobox=23003 Coordinates(ICRS,ep=J2000,eq=2000): 00 41 07.24 -73 20 58.4 (Opt ) D [~ ~ ] 2005AJ....129.2701R Coordinates(FK4,ep=B1950,eq=1950): 00 39 12.77 -73 37 25.6 Coordinates(Gal,ep=J2000,eq=2000): 303.95488 -43.75820 hierarchy counts: #parents=1, #children=0, #siblings=0 Proper motions: ~ ~ [~ ~ ] ~ ~ Parallax: ~ [~] ~ ~ Radial Velocity: ~ [~ ~ ] ~ ~ Redshift: ~ [~ ~ ] ~ ~ cz: ~ [~ ~ ] ~ ~ Flux U : 13.01 [0.49] D 2005AJ....129.2701R Flux B : 13.14 [0.49] D 2005AJ....129.2701R Flux V : 12.87 [0.48] D 2005AJ....129.2701R Flux I : 12.62 [0.32] D 2005AJ....129.2701R Spectral type: ~ ~ ~ Morphological type: ~ ~ ~ Angular size: 1.80 1.80 0 (~) D 2000AJ....119.1214B Identifiers (6): ESO 29-5 NGC 231 [RZ2005] 29 Cl Lindsay 25 Cl Kron 20 OGLE-CL SMC 11 Bibcodes 1850-2024 () (33): 2021MNRAS.507.3312G 2019ApJ...878...57E 2018A&A...616A.187N 2018ApJ...856..170G 2018MNRAS.478..784P 2013MNRAS.435.3103I 2012ApJ...757...52M 2010A&A...509A..11M 2010A&A...517A..50G 2010MNRAS.403.1491P 2008MNRAS.389..678B 2006A&A...452..179C 2006AJ....131..414H 2005AJ....129.2701R 2004ApJ...611..270G 2002A&A...387..861M 2001RMxAC..11..135G 2000A&AS..146...57D 2000AJ....119.1214B 1999AcA....49..157P 1999RMxAC...8..131C 1998AcA....48..175P 1995ApJS..101...41B 1991AJ....101..538W 1990ApJ...352...96F 1986A&AS...65..207K 1985ApJ...299..211E 1983PASP...95..461G 1978A&AS...34..431A 1975AJ.....80..510H 1959PASP...71..202D 1958MNRAS.118..172L 1956PASP...68..125K Measures ( ): Notes (0) : ================================================================================