21021+5640

  • Unique Name: 21021+5640STF2751
  • RA: 21 02 09.00
  • Dec: +56 40 11.1
  • Discoverer: STF
  • Discoverer Number: 2751
  • Components:
  • First year: 1828
  • Last year: 2013
  • Observations: 168
  • First position angle: 343
  • Last position angle: 357
  • First separation: 1.5
  • Last separation: 1.6
  • Mag first component: 6.23
  • Mag second component: 6.89
  • Spectral type: B8III
  • Primary proper motion RA: 5
  • Primary proper motion DEC: 4
  • Secondary proper motion RA: 5
  • Secondary proper motion DEC: 4
  • Durchmusterung: +56 2524
  • Notes: D
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