21072+3958

  • Unique Name: 21072+3958ES 1990AB
  • RA: 21 07 19.64
  • Dec: +39 57 51.0
  • Discoverer: ES
  • Discoverer Number: 1990
  • Components: AB
  • First year: 1892
  • Last year: 2002
  • Observations: 4
  • First position angle: 41
  • Last position angle: 39
  • First separation: 5.5
  • Last separation: 5.8
  • Mag first component: 10.86
  • Mag second component: 12.78
  • Spectral type: A0IV
  • Primary proper motion RA: 0
  • Primary proper motion DEC: -7
  • Secondary proper motion RA: 0
  • Secondary proper motion DEC: 2
  • Durchmusterung: +39 4442
  • Notes:
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