21187+4428

  • Unique Name: 21187+4428LDS2507
  • RA: .
  • Dec: .
  • Discoverer: LDS
  • Discoverer Number: 2507
  • Components:
  • First year: 1954
  • Last year: 1954
  • Observations: 1
  • First position angle: 182
  • Last position angle: 182
  • First separation: 3.0
  • Last separation: 3.0
  • Mag first component: 19.6
  • Mag second component: 20.8
  • Spectral type:
  • Primary proper motion RA: 1
  • Primary proper motion DEC: 39
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes: X
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