21105+4538

  • Unique Name: 21105+4538BRT1145
  • RA: 21 10 30.36
  • Dec: +45 37 21.5
  • Discoverer: BRT
  • Discoverer Number: 1145
  • Components:
  • First year: 1893
  • Last year: 2003
  • Observations: 5
  • First position angle: 154
  • Last position angle: 162
  • First separation: 3.6
  • Last separation: 3.8
  • Mag first component: 11.4
  • Mag second component: 11.8
  • Spectral type:
  • Primary proper motion RA: -6
  • Primary proper motion DEC: 20
  • Secondary proper motion RA: 3
  • Secondary proper motion DEC: -7
  • Durchmusterung:
  • Notes: