21511+4711

  • Unique Name: 21511+4711A 774
  • RA: 21 51 03.83
  • Dec: +47 10 40.8
  • Discoverer: A
  • Discoverer Number: 774
  • Components:
  • First year: 1904
  • Last year: 1991
  • Observations: 11
  • First position angle: 34
  • Last position angle: 20
  • First separation: 0.4
  • Last separation: 0.5
  • Mag first component: 8.96
  • Mag second component: 10.8
  • Spectral type: Am
  • Primary proper motion RA: 24
  • Primary proper motion DEC: 7
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +46 3463
  • Notes: