21156+3715

  • Unique Name: 21156+3715WAL 138AC
  • RA: 21 15 34.01
  • Dec: +37 15 08.5
  • Discoverer: WAL
  • Discoverer Number: 138
  • Components: AC
  • First year: 1896
  • Last year: 2002
  • Observations: 4
  • First position angle: 29
  • Last position angle: 29
  • First separation: 58.1
  • Last separation: 57.5
  • Mag first component: 7.75
  • Mag second component: 12.44
  • Spectral type: B4V
  • Primary proper motion RA: 1
  • Primary proper motion DEC: -4
  • Secondary proper motion RA: 0
  • Secondary proper motion DEC: -4
  • Durchmusterung:
  • Notes:
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