21178+5756

  • Unique Name: 21178+5756STI2564
  • RA: 21 17 48.21
  • Dec: +57 56 21.9
  • Discoverer: STI
  • Discoverer Number: 2564
  • Components:
  • First year: 1907
  • Last year: 2011
  • Observations: 6
  • First position angle: 211
  • Last position angle: 212
  • First separation: 4.5
  • Last separation: 5.0
  • Mag first component: 10.6
  • Mag second component: 11.4
  • Spectral type:
  • Primary proper motion RA: 3
  • Primary proper motion DEC: 2
  • Secondary proper motion RA: 0
  • Secondary proper motion DEC: -13
  • Durchmusterung:
  • Notes:
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