20598+4731

  • Unique Name: 20598+4731STF2743AB
  • RA: 20 59 49.55
  • Dec: +47 31 15.4
  • Discoverer: STF
  • Discoverer Number: 2743
  • Components: AB
  • First year: 1828
  • Last year: 2012
  • Observations: 33
  • First position angle: 352
  • Last position angle: 353
  • First separation: 16.0
  • Last separation: 21.0
  • Mag first component: 4.74
  • Mag second component: 9.43
  • Spectral type: B1ne
  • Primary proper motion RA: 7
  • Primary proper motion DEC: 3
  • Secondary proper motion RA: 8
  • Secondary proper motion DEC: 6
  • Durchmusterung:
  • Notes: N D