20190+2121

  • Unique Name: 20190+2121J 3074
  • RA: 20 18 49.10
  • Dec: +21 22 05.4
  • Discoverer: J
  • Discoverer Number: 3074
  • Components:
  • First year: 1892
  • Last year: 2006
  • Observations: 8
  • First position angle: 333
  • Last position angle: 330
  • First separation: 8.0
  • Last separation: 8.0
  • Mag first component: 12.3
  • Mag second component: 12.45
  • Spectral type:
  • Primary proper motion RA: 0
  • Primary proper motion DEC: -6
  • Secondary proper motion RA: 0
  • Secondary proper motion DEC: -8
  • Durchmusterung:
  • Notes: B
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