20121+0306

  • Unique Name: 20121+0306HEI 581
  • RA: 20 12 04.92
  • Dec: +03 05 12.3
  • Discoverer: HEI
  • Discoverer Number: 581
  • Components:
  • First year: 1989
  • Last year: 1994
  • Observations: 3
  • First position angle: 156
  • Last position angle: 153
  • First separation: 0.5
  • Last separation: 0.4
  • Mag first component: 10.54
  • Mag second component: 11.11
  • Spectral type:
  • Primary proper motion RA: 6
  • Primary proper motion DEC: 2
  • Secondary proper motion RA: 6
  • Secondary proper motion DEC: 2
  • Durchmusterung: +02 4106
  • Notes:
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