21173-4940

  • Unique Name: 21173-4940TDT2887
  • RA: 21 17 17.67
  • Dec: -49 39 56.1
  • Discoverer: TDT
  • Discoverer Number: 2887
  • Components:
  • First year: 1991
  • Last year: 1991
  • Observations: 1
  • First position angle: 193
  • Last position angle: 193
  • First separation: 0.5
  • Last separation: 0.5
  • Mag first component: 11.07
  • Mag second component: 11.2
  • Spectral type:
  • Primary proper motion RA: 20
  • Primary proper motion DEC: -20
  • Secondary proper motion RA: 20
  • Secondary proper motion DEC: -20
  • Durchmusterung:
  • Notes: