C.D.S. - SIMBAD4 rel 1.8 - 2024.04.20CEST02:53:15 BD+31 1781 ----------- Object BD+31 1781 --- PM* --- OID=@1061531 (@@22170,14) --- coobox=5480 Coordinates(ICRS,ep=J2000,eq=2000): 08 18 10.7789619985 +30 36 02.943571061 (Opt ) A [0.0183 0.0121 90] 2020yCat.1350....0G Coordinates(FK4,ep=B1950,eq=1950): 08 15 05.3287484399 +30 46 06.753365108 Coordinates(Gal,ep=J2000,eq=2000): 191.8692283053834 +31.0095847924025 hierarchy counts: #parents=0, #children=0, #siblings=0 Proper motions: -284.066 -822.665 [0.019 0.013 90] A 2020yCat.1350....0G Parallax: 43.7446 [0.0199] A 2020yCat.1350....0G Radial Velocity: 13.457 [0.0020] A 2018A&A...616A...7S Redshift: 0.000045 [0.000000] A 2018A&A...616A...7S cz: 13.46 [0.00] A 2018A&A...616A...7S Flux B : 9.97 [~] E ~ Flux G : 8.427550 [0.002762] C 2020yCat.1350....0G Flux R : 8.2 [~] E 2003AJ....125..984M Flux J : 6.777 [0.020] C 2003yCat.2246....0C Flux H : 6.226 [0.020] C 2003yCat.2246....0C Flux K : 6.103 [0.020] C 2003yCat.2246....0C Spectral type: K4.5V C 2003AJ....126.2048G Morphological type: ~ ~ ~ Angular size: ~ ~ ~ (~) ~ ~ Identifiers (33): GJ 9260 GJ 301.1 HIP 40671 Gaia DR3 708608825759209088 TIC 139346470 PLX 1973 LSPM J0818+3036 ASCC 579790 2MASS J08181082+3036043 USNO-B1.0 1206-00160268 AG+30 895 BD+31 1781 Ci 18 977 Ci 20 468 G 51-6 G 90-53 GC 11297 GCRV 5491 GEN# +0.03101781 HIC 40671 LFT 576 LHS 1998 LTT 12172 NLTT 19267 PPM 73579 SAO 60712 TYC 2470-634-1 UBV 7952 UBV M 2159 PLX 1973.00 Gaia DR1 708608821463062784 WEB 7903 Gaia DR2 708608825759209088 Bibcodes 1850-2024 () (65): 2022AJ....163...45R 2021A&A...649A...6G 2021ApJS..254...42B 2020MNRAS.493.4570L 2019A&A...623A..72K 2019ApJ...872...17R 2019MNRAS.490.3158C 2019PASP..131k4201C 2018A&A...616A...7S 2018A&A...616A.108B 2018A&A...619A..81H 2018MNRAS.481.3244G 2017AJ....154..115H 2017ApJ...848...34H 2017PASP..129e4501I 2016ApJ...832L..18J 2013A&A...551L...8P 2013ApJ...771...18G 2012A&A...546A..61D 2012MNRAS.421.3189H 2011MNRAS.411..435B 2010A&A...520A..79M 2010A&A...521A..12M 2010ApJ...725..875I 2010PASP..122..885S 2008AN....329..790J 2007A&A...474..653V 2006AstL...32..759G 2005AJ....129.1483L 2003A&A...397..159H 2003AJ....126.2048G 2003ApJ...582.1011S 2002ApJS..141..187B 2001A&A...367..521P 1999AJ....118.2483C 1997A&A...323L..49P 1996AJ....112.2300W 1995A&AS..114..269D 1995GCTP..C......0V 1995yCat.1098....0L 1993A&AS..100..343P 1993MNRAS.265..834C 1992AJ....103.2090R 1991A&A...248..367Z 1991ApJS...76..383D 1989AJ.....97..891H 1987ApJ...322..930T 1985ApJS...59..197B 1984A&A...130..353R 1983ApJS...53..643J 1980AcA....30..453G 1979LHS...C......0L 1974PASP...86..697E 1971PASP...83..251E 1970ApJS...19..387A 1967AJ.....72.1334C 1962ApJ...136..793W 1961LowOB...5...61G 1958MNRAS.118..560E 1956AJ.....61..394J 1956AJ.....61..462E 1955AJ.....60...65E 1955ApJS....2..195R 1955LFT...C......0L 1953GCRV..C......0W Measures (distance:2 Fe_H:1 MK:7 PLX:6 PM:11 ROT:2 velocities:11 ): distance:2Fe_H:1MK:7PLX:6PM:11ROT:2velocities:11 Notes (0) : ================================================================================