20490+4525

  • Unique Name: 20490+4525SMA 120
  • RA: 20 48 59.78
  • Dec: +45 25 04.4
  • Discoverer: SMA
  • Discoverer Number: 120
  • Components:
  • First year: 1921
  • Last year: 2003
  • Observations: 4
  • First position angle: 314
  • Last position angle: 312
  • First separation: 3.6
  • Last separation: 4.3
  • Mag first component: 12.2
  • Mag second component: 13.2
  • Spectral type:
  • Primary proper motion RA: 10
  • Primary proper motion DEC: -4
  • Secondary proper motion RA: -28
  • Secondary proper motion DEC: 15
  • Durchmusterung:
  • Notes: