21090+0410

  • Unique Name: 21090+0410HJ 5515AB
  • RA: 21 08 40.30
  • Dec: +04 13 19.8
  • Discoverer: HJ
  • Discoverer Number: 5515
  • Components: AB
  • First year: 1910
  • Last year: 2000
  • Observations: 3
  • First position angle: 112
  • Last position angle: 125
  • First separation: 14.1
  • Last separation: 14.3
  • Mag first component: 12.44
  • Mag second component: 12.62
  • Spectral type:
  • Primary proper motion RA: 12
  • Primary proper motion DEC: -6
  • Secondary proper motion RA: 0
  • Secondary proper motion DEC: -40
  • Durchmusterung:
  • Notes: N
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