21556+3505

  • Unique Name: 21556+3505SEI1544
  • RA: 21 55 37.56
  • Dec: +35 04 45.3
  • Discoverer: SEI
  • Discoverer Number: 1544
  • Components:
  • First year: 1894
  • Last year: 2002
  • Observations: 5
  • First position angle: 217
  • Last position angle: 218
  • First separation: 21.0
  • Last separation: 20.9
  • Mag first component: 8.26
  • Mag second component: 11.5
  • Spectral type: A0
  • Primary proper motion RA: 17
  • Primary proper motion DEC: -3
  • Secondary proper motion RA: 15
  • Secondary proper motion DEC: -4
  • Durchmusterung: +34 4567
  • Notes: N
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