18220-3313

  • Unique Name: 18220-3313BRT1771
  • RA: 18 21 56.74
  • Dec: -33 13 28.5
  • Discoverer: BRT
  • Discoverer Number: 1771
  • Components:
  • First year: 1914
  • Last year: 1999
  • Observations: 3
  • First position angle: 123
  • Last position angle: 114
  • First separation: 3.2
  • Last separation: 3.8
  • Mag first component: 12.0
  • Mag second component: 13.5
  • Spectral type:
  • Primary proper motion RA: -16
  • Primary proper motion DEC: -13
  • Secondary proper motion RA: 8
  • Secondary proper motion DEC: -15
  • Durchmusterung:
  • Notes: