21105+4000

  • Unique Name: 21105+4000ALI1155
  • RA: 21 10 26.90
  • Dec: +40 00 14.2
  • Discoverer: ALI
  • Discoverer Number: 1155
  • Components:
  • First year: 1928
  • Last year: 2002
  • Observations: 4
  • First position angle: 298
  • Last position angle: 304
  • First separation: 13.8
  • Last separation: 13.4
  • Mag first component: 11.72
  • Mag second component: 12.23
  • Spectral type:
  • Primary proper motion RA: -17
  • Primary proper motion DEC: -18
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: 1
  • Durchmusterung:
  • Notes: