21455+5356

  • Unique Name: 21455+5356TDT3140
  • RA: 21 45 30.83
  • Dec: +53 56 14.0
  • Discoverer: TDT
  • Discoverer Number: 3140
  • Components:
  • First year: 1991
  • Last year: 1991
  • Observations: 1
  • First position angle: 257
  • Last position angle: 257
  • First separation: 1.1
  • Last separation: 1.1
  • Mag first component: 10.65
  • Mag second component: 12.2
  • Spectral type:
  • Primary proper motion RA: -23
  • Primary proper motion DEC: -17
  • Secondary proper motion RA: -23
  • Secondary proper motion DEC: -17
  • Durchmusterung:
  • Notes: