20490+2504

  • Unique Name: 20490+2504BKO 864
  • RA: 20 48 59.64
  • Dec: +25 03 40.4
  • Discoverer: BKO
  • Discoverer Number: 864
  • Components:
  • First year: 1999
  • Last year: 2009
  • Observations: 4
  • First position angle: 311
  • Last position angle: 316
  • First separation: 9.1
  • Last separation: 8.8
  • Mag first component: 12.0
  • Mag second component: 15.0
  • Spectral type:
  • Primary proper motion RA: 4
  • Primary proper motion DEC: -7
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes: