20530+4258

  • Unique Name: 20530+4258COU2542
  • RA: 20 52 57.26
  • Dec: +42 58 25.7
  • Discoverer: COU
  • Discoverer Number: 2542
  • Components:
  • First year: 1988
  • Last year: 2010
  • Observations: 9
  • First position angle: 88
  • Last position angle: 144
  • First separation: 0.4
  • Last separation: 0.1
  • Mag first component: 10.46
  • Mag second component: 12.03
  • Spectral type: K2
  • Primary proper motion RA: 94
  • Primary proper motion DEC: 137
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +42 3895
  • Notes: