20121+3938

  • Unique Name: 20121+3938SEI 997
  • RA: 20 12 03.92
  • Dec: +39 37 42.2
  • Discoverer: SEI
  • Discoverer Number: 997
  • Components:
  • First year: 1892
  • Last year: 2011
  • Observations: 7
  • First position angle: 148
  • Last position angle: 147
  • First separation: 10.4
  • Last separation: 10.3
  • Mag first component: 11.2
  • Mag second component: 11.5
  • Spectral type:
  • Primary proper motion RA: -2
  • Primary proper motion DEC: -2
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -3
  • Durchmusterung:
  • Notes: