17220+5638

  • Unique Name: 17220+5638ES 2657AC
  • RA: 17 22 02.03
  • Dec: +56 37 42.4
  • Discoverer: ES
  • Discoverer Number: 2657
  • Components: AC
  • First year: 1907
  • Last year: 2003
  • Observations: 4
  • First position angle: 88
  • Last position angle: 89
  • First separation: 41.9
  • Last separation: 39.1
  • Mag first component: 8.6
  • Mag second component: 11.5
  • Spectral type: A3V
  • Primary proper motion RA: 4
  • Primary proper motion DEC: -13
  • Secondary proper motion RA: -11
  • Secondary proper motion DEC: -34
  • Durchmusterung:
  • Notes:
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