21583+5616

  • Unique Name: 21583+5616A 1898
  • RA: 21 58 17.84
  • Dec: +56 15 47.7
  • Discoverer: A
  • Discoverer Number: 1898
  • Components:
  • First year: 1908
  • Last year: 1998
  • Observations: 13
  • First position angle: 228
  • Last position angle: 222
  • First separation: 1.3
  • Last separation: 1.3
  • Mag first component: 9.34
  • Mag second component: 10.46
  • Spectral type: A2
  • Primary proper motion RA: 5
  • Primary proper motion DEC: -13
  • Secondary proper motion RA: 5
  • Secondary proper motion DEC: -13
  • Durchmusterung: +55 2658
  • Notes: