17220+5638

  • Unique Name: 17220+5638ES 2657BC
  • RA: 17 22 05.43
  • Dec: +56 37 39.5
  • Discoverer: ES
  • Discoverer Number: 2657
  • Components: BC
  • First year: 1907
  • Last year: 2003
  • Observations: 6
  • First position angle: 76
  • Last position angle: 73
  • First separation: 11.8
  • Last separation: 11.6
  • Mag first component: 11.2
  • Mag second component: 11.5
  • Spectral type:
  • Primary proper motion RA: -19
  • Primary proper motion DEC: -34
  • Secondary proper motion RA: -11
  • Secondary proper motion DEC: -34
  • Durchmusterung:
  • Notes: