21205+2554

  • Unique Name: 21205+2554GRV 450
  • RA: 21 20 33.41
  • Dec: +25 54 02.8
  • Discoverer: GRV
  • Discoverer Number: 450
  • Components:
  • First year: 1898
  • Last year: 2001
  • Observations: 4
  • First position angle: 140
  • Last position angle: 138
  • First separation: 50.4
  • Last separation: 51.1
  • Mag first component: 10.5
  • Mag second component: 12.92
  • Spectral type:
  • Primary proper motion RA: 15
  • Primary proper motion DEC: -17
  • Secondary proper motion RA: 13
  • Secondary proper motion DEC: -13
  • Durchmusterung:
  • Notes:
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