C.D.S.  -  SIMBAD4 rel 1.8  -  2024.04.16CEST08:48:42

GD 251
------

Object GD 251  ---  WD*  ---  OID=@1501084   (@@31415,5)  ---  coobox=10138

Coordinates(ICRS,ep=J2000,eq=2000): 23 34 20.8686492840  +29 18 37.193293476 (Opt ) A [0.0325 0.0268 90] 2020yCat.1350....0G
Coordinates(FK4,ep=B1950,eq=1950): 23 31 51.7365747652  +29 02 08.324868311
Coordinates(Gal,ep=J2000,eq=2000): 103.3934284174916  -30.6198781908894
hierarchy counts: #parents=0, #children=0, #siblings=0
Proper motions: -69.905 -127.135 [0.040 0.034 90] A 2020yCat.1350....0G
Parallax: 4.0662 [0.0483] A 2020yCat.1350....0G
Radial Velocity: -11 [3] C 2011ApJ...730...67B
Redshift: -0.000037 [0.000010] C 2011ApJ...730...67B
cz: -11.00 [3.00] C 2011ApJ...730...67B
Flux U : 14.560 [0.0047] B 2013AJ....146..131L
Flux B : 15.563 [0.0053] B 2013AJ....146..131L
Flux V : 15.745 [0.0198] B 2013AJ....146..131L
Flux G : 15.708262 [0.002852] C 2020yCat.1350....0G
Flux R : 15.813 [0.0179] B 2013AJ....146..131L
Flux I : 15.981 [0.0384] B 2013AJ....146..131L
Flux J : 16.177 [0.091] C 2003yCat.2246....0C
Flux K : 15.640 [0.234] D 2003yCat.2246....0C
Flux g : 15.53 [0.04] D 2012yCat.1322....0Z
Flux r : 15.96 [0.05] D 2012yCat.1322....0Z
Flux i : 16.08 [0.01] E 2012yCat.1322....0Z
Spectral type: DA1.8 C 2011ApJ...743..138G
Morphological type: ~ ~ ~
Angular size:     ~     ~   ~ (~)  ~ ~

Identifiers (11):
   GALEX J233420.8+291836               Gaia DR3 2869402611769740544         TIC 120681716                      
   EGGR 585                             PG 2331+290                          WD 2331+29                         
   WD 2331+290                          2MASS J23342086+2918366              UCAC4 597-139245                   
   GD 251                               Gaia DR2 2869402611769740544                                            

Bibcodes  1850-2024 () (50):
  2023A&A...669A..82Z  2022MNRAS.513.3090S  2021MNRAS.508.3877G  2019MNRAS.482.4570G
  2019MNRAS.487..133W  2019MNRAS.489.5046W  2017MNRAS.472.4173R  2016MNRAS.459.1415B
  2016yCat....1.2035M  2013AJ....146..131L  2012ApJ...744...12W  2011ARep...55..505V
  2011ApJ...730...67B  2011ApJ...743..138G  2011SerAJ.183...63A  2010ApJ...717L.108K
  2010ApJ...719.1546L  2005A&A...440.1087N  2005ApJS..156...47L  2005MNRAS.356..753N
  2005MNRAS.359..648M  2002ARep...46..481S  2001A&A...365..491N  2000A&A...360.1011N
  2000NewAR..44..119M  1999ApJS..121....1M  1999BaltA...8..239C  1999ChA&A..23...75H
  1999MNRAS.303...30B  1999MNRAS.307..122M  1998A&A...332..651A  1998A&AS..129...83R
  1998MNRAS.296.1019H  1997ApJ...475..291I  1997ApJ...481..355S  1996MNRAS.279...88S
  1995MNRAS.275..828M  1995MNRAS.275L...1M  1995PASP..107.1019B  1993PASP..105..761W
  1992ApJ...394..228B  1990ApJ...360..662G  1988AJ.....96..251S  1987ApJS...65..603M
  1986ApJ...304..334G  1986ApJS...61..305G  1982Ap&SS..81....5A  1980LowOB...8..157G
  1975ApJ...202..191W  1965LowOB...6..155G                        

Measures (distance:3  Fe_H:2  MK:2  PLX:2  PM:2  ):
distance:3Fe_H:2MK:2PLX:2PM:2

Notes (1) :
(S) 05-Oct-2005 - sa    ref:~    obj:WD 0135-052
    possible double white dwarf

================================================================================