21217+1731

  • Unique Name: 21217+1731BPM2364
  • RA: 21 21 42.02
  • Dec: +17 30 57.6
  • Discoverer: BPM
  • Discoverer Number: 2364
  • Components:
  • First year: 1995
  • Last year: 2001
  • Observations: 3
  • First position angle: 128
  • Last position angle: 128
  • First separation: 119.4
  • Last separation: 119.6
  • Mag first component: 13.7
  • Mag second component: 15.3
  • Spectral type:
  • Primary proper motion RA: -35
  • Primary proper motion DEC: -26
  • Secondary proper motion RA: -22
  • Secondary proper motion DEC: -23
  • Durchmusterung:
  • Notes: NV
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