21100+4745

  • Unique Name: 21100+4745A 761
  • RA: 21 09 59.14
  • Dec: +47 44 43.9
  • Discoverer: A
  • Discoverer Number: 761
  • Components:
  • First year: 1904
  • Last year: 1991
  • Observations: 10
  • First position angle: 60
  • Last position angle: 58
  • First separation: 0.3
  • Last separation: 0.4
  • Mag first component: 9.35
  • Mag second component: 10.7
  • Spectral type: B8
  • Primary proper motion RA: -5
  • Primary proper motion DEC: -9
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +47 3316
  • Notes: