17140+1621

  • Unique Name: 17140+1621HO 557
  • RA: 17 13 57.81
  • Dec: +16 21 01.0
  • Discoverer: HO
  • Discoverer Number: 557
  • Components:
  • First year: 1895
  • Last year: 2010
  • Observations: 15
  • First position angle: 323
  • Last position angle: 322
  • First separation: 4.3
  • Last separation: 4.2
  • Mag first component: 8.0
  • Mag second component: 12.0
  • Spectral type: F8
  • Primary proper motion RA: 20
  • Primary proper motion DEC: -46
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +16 3130
  • Notes: N