21509+3240

  • Unique Name: 21509+3240ES 382AC
  • RA: 21 50 54.61
  • Dec: +32 39 31.0
  • Discoverer: ES
  • Discoverer Number: 382
  • Components: AC
  • First year: 1893
  • Last year: 2012
  • Observations: 16
  • First position angle: 322
  • Last position angle: 324
  • First separation: 60.4
  • Last separation: 58.1
  • Mag first component: 8.28
  • Mag second component: 8.42
  • Spectral type: A0
  • Primary proper motion RA: -7
  • Primary proper motion DEC: 2
  • Secondary proper motion RA: 12
  • Secondary proper motion DEC: -7
  • Durchmusterung: +31 4559
  • Notes: