21220+7257

  • Unique Name: 21220+7257TDT2926
  • RA: 21 22 00.37
  • Dec: +72 57 20.3
  • Discoverer: TDT
  • Discoverer Number: 2926
  • Components:
  • First year: 1991
  • Last year: 1991
  • Observations: 1
  • First position angle: 74
  • Last position angle: 74
  • First separation: 0.6
  • Last separation: 0.6
  • Mag first component: 11.61
  • Mag second component: 11.62
  • Spectral type:
  • Primary proper motion RA: -8
  • Primary proper motion DEC: 13
  • Secondary proper motion RA: -8
  • Secondary proper motion DEC: 13
  • Durchmusterung:
  • Notes: