21509+3240

  • Unique Name: 21509+3240ES 382AB
  • RA: 21 50 54.61
  • Dec: +32 39 31.0
  • Discoverer: ES
  • Discoverer Number: 382
  • Components: AB
  • First year: 1906
  • Last year: 2002
  • Observations: 4
  • First position angle: 319
  • Last position angle: 310
  • First separation: 11.0
  • Last separation: 10.1
  • Mag first component: 8.28
  • Mag second component: 14.6
  • Spectral type: A0
  • Primary proper motion RA: -7
  • Primary proper motion DEC: 2
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +31 4560
  • Notes: