21187+2149

  • Unique Name: 21187+2149LDS4878
  • RA: 21 18 46.10
  • Dec: +21 49 57.3
  • Discoverer: LDS
  • Discoverer Number: 4878
  • Components:
  • First year: 1960
  • Last year: 2008
  • Observations: 3
  • First position angle: 10
  • Last position angle: 10
  • First separation: 13.0
  • Last separation: 12.6
  • Mag first component: 17.3
  • Mag second component: 17.8
  • Spectral type: M4+M4
  • Primary proper motion RA: -64
  • Primary proper motion DEC: 74
  • Secondary proper motion RA: -70
  • Secondary proper motion DEC: 78
  • Durchmusterung:
  • Notes: V
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