21197+4228

  • Unique Name: 21197+4228ES 1583AC
  • RA: 21 19 41.17
  • Dec: +42 28 37.2
  • Discoverer: ES
  • Discoverer Number: 1583
  • Components: AC
  • First year: 1895
  • Last year: 2013
  • Observations: 6
  • First position angle: 228
  • Last position angle: 223
  • First separation: 7.7
  • Last separation: 7.6
  • Mag first component: 11.14
  • Mag second component: 11.99
  • Spectral type: A2Vb
  • Primary proper motion RA: 2
  • Primary proper motion DEC: 1
  • Secondary proper motion RA: 11
  • Secondary proper motion DEC: -3
  • Durchmusterung:
  • Notes: