20410-1723

  • Unique Name: 20410-1723BU 1209
  • RA: 20 40 57.28
  • Dec: -17 23 00.6
  • Discoverer: BU
  • Discoverer Number: 1209
  • Components:
  • First year: 1890
  • Last year: 1991
  • Observations: 8
  • First position angle: 294
  • Last position angle: 297
  • First separation: 0.5
  • Last separation: 0.4
  • Mag first component: 9.92
  • Mag second component: 10.22
  • Spectral type: K0V
  • Primary proper motion RA: -85
  • Primary proper motion DEC: -16
  • Secondary proper motion RA: -85
  • Secondary proper motion DEC: -16
  • Durchmusterung: -17 6055
  • Notes: