21111-3717

  • Unique Name: 21111-3717COO 242
  • RA: 21 11 07.92
  • Dec: -37 17 00.6
  • Discoverer: COO
  • Discoverer Number: 242
  • Components:
  • First year: 1911
  • Last year: 1999
  • Observations: 16
  • First position angle: 239
  • Last position angle: 239
  • First separation: 5.3
  • Last separation: 5.2
  • Mag first component: 9.49
  • Mag second component: 10.92
  • Spectral type: F2V
  • Primary proper motion RA: 31
  • Primary proper motion DEC: 17
  • Secondary proper motion RA: 22
  • Secondary proper motion DEC: 3
  • Durchmusterung: -3714152
  • Notes: