21311+2705

  • Unique Name: 21311+2705GRV 472
  • RA: 21 31 07.88
  • Dec: +27 05 13.2
  • Discoverer: GRV
  • Discoverer Number: 472
  • Components:
  • First year: 1997
  • Last year: 2002
  • Observations: 4
  • First position angle: 238
  • Last position angle: 238
  • First separation: 34.9
  • Last separation: 34.8
  • Mag first component: 9.6
  • Mag second component: 13.7
  • Spectral type:
  • Primary proper motion RA: -16
  • Primary proper motion DEC: -12
  • Secondary proper motion RA: -11
  • Secondary proper motion DEC: -11
  • Durchmusterung: +26 4186
  • Notes: