21584+6930

  • Unique Name: 21584+6930MLB 308AB
  • RA: 21 58 28.71
  • Dec: +69 29 24.1
  • Discoverer: MLB
  • Discoverer Number: 308
  • Components: AB
  • First year: 1898
  • Last year: 2007
  • Observations: 7
  • First position angle: 158
  • Last position angle: 158
  • First separation: 33.5
  • Last separation: 34.3
  • Mag first component: 11.7
  • Mag second component: 12.5
  • Spectral type:
  • Primary proper motion RA: -3
  • Primary proper motion DEC: 2
  • Secondary proper motion RA: -4
  • Secondary proper motion DEC: -1
  • Durchmusterung:
  • Notes: