C.D.S.  -  SIMBAD4 rel 1.8  -  2024.04.30CEST13:39:46

BD+21  2457
-----------

Object BD+21 2457  ---  dS*  ---  OID=@1990652   (@@41404,6)  ---  coobox=13888

Coordinates(ICRS,ep=J2000,eq=2000): 12 48 16.4187708456  +20 52 45.666920532 (Opt ) A [0.1059 0.0739 90] 2020yCat.1350....0G
Coordinates(FK4,ep=B1950,eq=1950): 12 45 47.8693762702  +21 09 08.186672921
Coordinates(Gal,ep=J2000,eq=2000): 296.1707724101657  +83.7095184308813
hierarchy counts: #parents=0, #children=0, #siblings=0
Proper motions: 5.930 -28.940 [0.145 0.133 90] A 2020yCat.1350....0G
Parallax: 3.0979 [0.1316] A 2020yCat.1350....0G
Radial Velocity: -43.02 [0.84] A 2018yCat.1345....0G
Redshift: -0.000143 [0.000003] A 2018yCat.1345....0G
cz: -43.02 [0.84] A 2018yCat.1345....0G
Flux B : 10.41 [~] E ~                  
Flux V : 10.03 [~] E ~                  
Flux G : 10.020260 [0.002926] C 2020yCat.1350....0G
Flux J : 9.382 [0.024] C 2003yCat.2246....0C
Flux H : 9.276 [0.033] C 2003yCat.2246....0C
Flux K : 9.163 [0.021] C 2003yCat.2246....0C
Spectral type: kA2hA5mF0 C 2022ApJS..259...63S
Morphological type: ~ ~ ~
Angular size:     ~     ~   ~ (~)  ~ ~

Identifiers (20):
   LAMOST J124816.59+205245.6           1SWASP J124816.41+205245.6           Gaia DR3 3954409585229559168       
   TIC 409345097                        AG+21 1319                           BD+21 2457                         
   FAUST NGP-75                         FAUST 3485                           GEN# +0.02102457                   
   GSC 01455-00869                      PPM 102164                           SAO 82503                          
   TYC 1455-869-1                       UBV 11506                            UBV M 1087                         
   YZ 21 4610                           uvby98 002102457                     2MASS J12481641+2052456            
   Renson 32340                         Gaia DR2 3954409585229559168                                            

Bibcodes  1850-2024 () (20):
  2022ApJS..259...63S  2015A&A...580A..23P  2011A&A...535A...3S  2009A&A...498..961R
  2002ApJ...581..865G  1998A&AS..129..431H  1998ARep...42..649A  1995A&A...294..568B
  1995ApJ...450..137B  1995ApJS...96..461B  1991A&AS...89..429R  1982PDAO...16...87H
  1982PDAO...16..111H  1979A&A....74..201M  1976MmRAS..82...69H  1976MmRAS..82...95H
  1972PASP...84..497F  1965JO.....48..211B  1962AJ.....67..740K  1958AJ.....63..484C

Measures (distance:2  Fe_H:1  MK:2  PLX:2  PM:2  V*:1  velocities:1  ):
distance:2Fe_H:1MK:2PLX:2PM:2V*:1velocities:1

Notes (0) :

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