21042+3924

  • Unique Name: 21042+3924SEI1389
  • RA: 21 04 09.78
  • Dec: +39 23 44.9
  • Discoverer: SEI
  • Discoverer Number: 1389
  • Components:
  • First year: 1895
  • Last year: 2002
  • Observations: 3
  • First position angle: 79
  • Last position angle: 61
  • First separation: 15.6
  • Last separation: 18.2
  • Mag first component: 11.0
  • Mag second component: 11.0
  • Spectral type:
  • Primary proper motion RA: -9
  • Primary proper motion DEC: -4
  • Secondary proper motion RA: 8
  • Secondary proper motion DEC: 2
  • Durchmusterung:
  • Notes: