18442-1539

  • Unique Name: 18442-1539BRT 633
  • RA: 18 44 15.69
  • Dec: -15 39 25.8
  • Discoverer: BRT
  • Discoverer Number: 633
  • Components:
  • First year: 1905
  • Last year: 2001
  • Observations: 4
  • First position angle: 52
  • Last position angle: 42
  • First separation: 3.7
  • Last separation: 4.7
  • Mag first component: 10.9
  • Mag second component: 11.9
  • Spectral type:
  • Primary proper motion RA: -17
  • Primary proper motion DEC: -12
  • Secondary proper motion RA: 17
  • Secondary proper motion DEC: 4
  • Durchmusterung:
  • Notes:
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