20489+4607

  • Unique Name: 20489+4607HJ 1581
  • RA: 20 48 56.29
  • Dec: +46 06 50.8
  • Discoverer: HJ
  • Discoverer Number: 1581
  • Components:
  • First year: 1828
  • Last year: 2000
  • Observations: 8
  • First position angle: 173
  • Last position angle: 173
  • First separation: 14.0
  • Last separation: 22.2
  • Mag first component: 4.82
  • Mag second component: 11.14
  • Spectral type: B3Iae
  • Primary proper motion RA: -2
  • Primary proper motion DEC: -5
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +45 3291
  • Notes: N
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