21518+4022

  • Unique Name: 21518+4022TDT3199
  • RA: 21 51 49.18
  • Dec: +40 21 31.1
  • Discoverer: TDT
  • Discoverer Number: 3199
  • Components:
  • First year: 1991
  • Last year: 1991
  • Observations: 1
  • First position angle: 123
  • Last position angle: 123
  • First separation: 0.4
  • Last separation: 0.4
  • Mag first component: 11.15
  • Mag second component: 11.3
  • Spectral type:
  • Primary proper motion RA: 24
  • Primary proper motion DEC: -4
  • Secondary proper motion RA: 24
  • Secondary proper motion DEC: -4
  • Durchmusterung:
  • Notes: