C.D.S.  -  SIMBAD4 rel 1.8  -  2024.05.01CEST13:55:50

HCG  21
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Object HCG 21  ---  CGG  ---  OID=@1281000   (@@26175,2)  ---  coobox=10999

Coordinates(ICRS,ep=J2000,eq=2000): 02 45 16.9  -17 37 35 (~) D [~ ~ ] 2002AJ....124.2471I
Coordinates(FK4,ep=B1950,eq=1950): 02 42 57.2  -17 50 11      
Coordinates(Gal,ep=J2000,eq=2000): 199.0131  -62.1003         
hierarchy counts: #parents=0, #children=6, #siblings=0
Proper motions: ~ ~ [~ ~ ] ~ ~
Parallax: ~ [~] ~ ~                  
Radial Velocity: 7430 [~] D 1992ApJ...399..353H
Redshift: 0.0251 [~] D 1992ApJ...399..353H
cz: 7525 [~] D 1992ApJ...399..353H
Flux 
Spectral type: ~ ~ ~
Morphological type: ~ ~ ~
Angular size: 13.61 13.61  90 (NIR )  D 2012MNRAS.426..296D

Identifiers (3):
   HCG 21                               SCG2 0242-1750                       [DMP2012] 15                       

Bibcodes  1850-2024 () (28):
  2012MNRAS.426..296D  2010AJ....139.1199M  2004PASA...21..318S  2002A&A...381..761D
  2002AJ....124.2471I  2002AN....323..488T  2001A&A...377..812V  1999A&A...348..693T
  1998AJ....116.1573B  1997A&A...325..473H  1997ApJ...474...74A  1997ApJ...482..640S
  1996MNRAS.283..690P  1995AJ....109.1476P  1995P&SS...43.1371A  1994AJ....107.1623R
  1994ApJS...93...47D  1994MNRAS.267L..13R  1994PASP..106..413R  1993Ap&SS.209..181A
  1993ApJ...405..413P  1992ApJ...399..353H  1991ApJ...380...30M  1990AN....311....5B
  1989ApJS...69..809M  1989ApJS...70..687H  1988ApJ...331...64H  1982ApJ...255..382H

Measures (velocities:2  ):
velocities:2

Notes (0) :

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