21179+1831

  • Unique Name: 21179+1831HU 368
  • RA: 21 17 55.15
  • Dec: +18 31 07.3
  • Discoverer: HU
  • Discoverer Number: 368
  • Components:
  • First year: 1901
  • Last year: 2007
  • Observations: 9
  • First position angle: 42
  • Last position angle: 311
  • First separation: 0.4
  • Last separation: 0.2
  • Mag first component: 9.7
  • Mag second component: 11.4
  • Spectral type: F5
  • Primary proper motion RA: 16
  • Primary proper motion DEC: -4
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +17 4542
  • Notes: