17564+1820

  • Unique Name: 17564+1820STF2245AB
  • RA: 17 56 24.41
  • Dec: +18 19 37.3
  • Discoverer: STF
  • Discoverer Number: 2245
  • Components: AB
  • First year: 1828
  • Last year: 2012
  • Observations: 217
  • First position angle: 296
  • Last position angle: 290
  • First separation: 2.1
  • Last separation: 2.6
  • Mag first component: 7.43
  • Mag second component: 7.55
  • Spectral type: A0III
  • Primary proper motion RA: 2
  • Primary proper motion DEC: -12
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -11
  • Durchmusterung:
  • Notes: N D
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