21491+2640

  • Unique Name: 21491+2640LDS4912
  • RA: 21 49 11.17
  • Dec: +26 40 23.8
  • Discoverer: LDS
  • Discoverer Number: 4912
  • Components:
  • First year: 1960
  • Last year: 2001
  • Observations: 3
  • First position angle: 133
  • Last position angle: 134
  • First separation: 16.5
  • Last separation: 16.6
  • Mag first component: 10.92
  • Mag second component: 14.6
  • Spectral type:
  • Primary proper motion RA: 118
  • Primary proper motion DEC: 31
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes:
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