21391+2531

  • Unique Name: 21391+2531POU5451
  • RA: 21 39 04.59
  • Dec: +25 30 40.4
  • Discoverer: POU
  • Discoverer Number: 5451
  • Components:
  • First year: 1898
  • Last year: 2001
  • Observations: 3
  • First position angle: 61
  • Last position angle: 63
  • First separation: 12.6
  • Last separation: 13.9
  • Mag first component: 12.2
  • Mag second component: 13.6
  • Spectral type:
  • Primary proper motion RA: -16
  • Primary proper motion DEC: 4
  • Secondary proper motion RA: -5
  • Secondary proper motion DEC: -4
  • Durchmusterung:
  • Notes:
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