21007+3353

  • Unique Name: 21007+3353OSO 138AI
  • RA: 21 00 43.26
  • Dec: +33 53 20.8
  • Discoverer: OSO
  • Discoverer Number: 138
  • Components: AI
  • First year: 1994
  • Last year: 2013
  • Observations: 6
  • First position angle: 108
  • Last position angle: 123
  • First separation: 24.8
  • Last separation: 33.0
  • Mag first component: 9.75
  • Mag second component: 14.1
  • Spectral type: G5
  • Primary proper motion RA: -3
  • Primary proper motion DEC: -320
  • Secondary proper motion RA: 0
  • Secondary proper motion DEC: -3
  • Durchmusterung:
  • Notes: N