17557+1830

  • Unique Name: 17557+1830HDS2528
  • RA: 17 55 44.90
  • Dec: +18 30 01.4
  • Discoverer: HDS
  • Discoverer Number: 2528
  • Components:
  • First year: 1900
  • Last year: 2001
  • Observations: 5
  • First position angle: 254
  • Last position angle: 253
  • First separation: 19.2
  • Last separation: 18.6
  • Mag first component: 9.36
  • Mag second component: 12.3
  • Spectral type: K5
  • Primary proper motion RA: -47
  • Primary proper motion DEC: -47
  • Secondary proper motion RA: -47
  • Secondary proper motion DEC: -46
  • Durchmusterung: +18 3497
  • Notes:
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