20422+2852

  • Unique Name: 20422+2852MLB 664
  • RA: 20 42 10.30
  • Dec: +28 52 28.5
  • Discoverer: MLB
  • Discoverer Number: 664
  • Components:
  • First year: 1930
  • Last year: 2006
  • Observations: 5
  • First position angle: 164
  • Last position angle: 170
  • First separation: 4.2
  • Last separation: 5.0
  • Mag first component: 9.9
  • Mag second component: 9.9
  • Spectral type:
  • Primary proper motion RA: -17
  • Primary proper motion DEC: 17
  • Secondary proper motion RA: -4
  • Secondary proper motion DEC: -11
  • Durchmusterung:
  • Notes:
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