21505+6401

  • Unique Name: 21505+6401ES 1920
  • RA: 21 50 30.53
  • Dec: +64 00 39.9
  • Discoverer: ES
  • Discoverer Number: 1920
  • Components:
  • First year: 1921
  • Last year: 2003
  • Observations: 3
  • First position angle: 152
  • Last position angle: 153
  • First separation: 4.2
  • Last separation: 4.6
  • Mag first component: 10.69
  • Mag second component: 12.4
  • Spectral type:
  • Primary proper motion RA: -15
  • Primary proper motion DEC: 12
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes:
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