20175+2909

  • Unique Name: 20175+2909BU 441AB
  • RA: 20 17 31.54
  • Dec: +29 08 51.0
  • Discoverer: BU
  • Discoverer Number: 441
  • Components: AB
  • First year: 1876
  • Last year: 2008
  • Observations: 23
  • First position angle: 65
  • Last position angle: 64
  • First separation: 5.9
  • Last separation: 6.1
  • Mag first component: 6.4
  • Mag second component: 10.9
  • Spectral type: G8III
  • Primary proper motion RA: -8
  • Primary proper motion DEC: 16
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes: