20490+2439

  • Unique Name: 20490+2439POU5018
  • RA: 20 48 59.04
  • Dec: +24 39 17.0
  • Discoverer: POU
  • Discoverer Number: 5018
  • Components:
  • First year: 1894
  • Last year: 2009
  • Observations: 7
  • First position angle: 313
  • Last position angle: 283
  • First separation: 14.1
  • Last separation: 22.3
  • Mag first component: 11.1
  • Mag second component: 13.28
  • Spectral type:
  • Primary proper motion RA: 99
  • Primary proper motion DEC: 39
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -3
  • Durchmusterung:
  • Notes: