21454+3955

  • Unique Name: 21454+3955SEI1534
  • RA: 21 45 21.49
  • Dec: +39 54 59.1
  • Discoverer: SEI
  • Discoverer Number: 1534
  • Components:
  • First year: 1895
  • Last year: 2002
  • Observations: 7
  • First position angle: 195
  • Last position angle: 190
  • First separation: 28.6
  • Last separation: 27.9
  • Mag first component: 11.4
  • Mag second component: 12.24
  • Spectral type:
  • Primary proper motion RA: -21
  • Primary proper motion DEC: -8
  • Secondary proper motion RA: 1
  • Secondary proper motion DEC: -5
  • Durchmusterung:
  • Notes: