21307+0005

  • Unique Name: 21307+0005A 888
  • RA: 21 30 42.53
  • Dec: +00 04 54.4
  • Discoverer: A
  • Discoverer Number: 888
  • Components:
  • First year: 1904
  • Last year: 2001
  • Observations: 15
  • First position angle: 77
  • Last position angle: 43
  • First separation: 0.7
  • Last separation: 0.6
  • Mag first component: 9.84
  • Mag second component: 9.89
  • Spectral type: G0
  • Primary proper motion RA: 24
  • Primary proper motion DEC: -46
  • Secondary proper motion RA: 24
  • Secondary proper motion DEC: -46
  • Durchmusterung: -00 4229
  • Notes: