21173+0323

  • Unique Name: 21173+0323BAL2050
  • RA: 21 17 18.16
  • Dec: +03 23 18.4
  • Discoverer: BAL
  • Discoverer Number: 2050
  • Components:
  • First year: 1910
  • Last year: 2000
  • Observations: 4
  • First position angle: 183
  • Last position angle: 181
  • First separation: 19.9
  • Last separation: 18.5
  • Mag first component: 12.15
  • Mag second component: 12.14
  • Spectral type:
  • Primary proper motion RA: -3
  • Primary proper motion DEC: -9
  • Secondary proper motion RA: -4
  • Secondary proper motion DEC: -1
  • Durchmusterung:
  • Notes: