21019+2340

  • Unique Name: 21019+2340COU 128
  • RA: 21 01 54.85
  • Dec: +23 39 57.2
  • Discoverer: COU
  • Discoverer Number: 128
  • Components:
  • First year: 1966
  • Last year: 2007
  • Observations: 28
  • First position angle: 129
  • Last position angle: 149
  • First separation: 0.2
  • Last separation: 0.1
  • Mag first component: 8.57
  • Mag second component: 8.85
  • Spectral type: F8
  • Primary proper motion RA: 0
  • Primary proper motion DEC: -9
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +23 4216
  • Notes: N
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