21306+4852

  • Unique Name: 21306+4852OSO 148AD
  • RA: 21 30 37.29
  • Dec: +48 51 59.6
  • Discoverer: OSO
  • Discoverer Number: 148
  • Components: AD
  • First year: 1952
  • Last year: 2003
  • Observations: 5
  • First position angle: 322
  • Last position angle: 341
  • First separation: 27.1
  • Last separation: 19.8
  • Mag first component: 10.67
  • Mag second component: 12.25
  • Spectral type: sd?G2
  • Primary proper motion RA: -199
  • Primary proper motion DEC: 53
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -4
  • Durchmusterung:
  • Notes: N
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