20421-2117

  • Unique Name: 20421-2117B 1894
  • RA: 20 42 05.88
  • Dec: -21 16 37.4
  • Discoverer: B
  • Discoverer Number: 1894
  • Components:
  • First year: 1932
  • Last year: 1989
  • Observations: 3
  • First position angle: 230
  • Last position angle: 336
  • First separation: 0.3
  • Last separation: 0.2
  • Mag first component: 10.0
  • Mag second component: 10.4
  • Spectral type: K0V
  • Primary proper motion RA: -25
  • Primary proper motion DEC: -92
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: -21 5802
  • Notes: