21397+3934

  • Unique Name: 21397+3934TDT3090
  • RA: 21 39 40.30
  • Dec: +39 33 38.1
  • Discoverer: TDT
  • Discoverer Number: 3090
  • Components:
  • First year: 1991
  • Last year: 1991
  • Observations: 1
  • First position angle: 172
  • Last position angle: 172
  • First separation: 0.6
  • Last separation: 0.6
  • Mag first component: 10.73
  • Mag second component: 11.13
  • Spectral type:
  • Primary proper motion RA: 28
  • Primary proper motion DEC: 1
  • Secondary proper motion RA: 28
  • Secondary proper motion DEC: 1
  • Durchmusterung:
  • Notes: