20187+4113

  • Unique Name: 20187+4113COU2640
  • RA: 20 18 42.32
  • Dec: +41 13 31.1
  • Discoverer: COU
  • Discoverer Number: 2640
  • Components:
  • First year: 1991
  • Last year: 2010
  • Observations: 4
  • First position angle: 262
  • Last position angle: 265
  • First separation: 0.4
  • Last separation: 0.5
  • Mag first component: 10.72
  • Mag second component: 10.71
  • Spectral type: G5
  • Primary proper motion RA: 5
  • Primary proper motion DEC: 2
  • Secondary proper motion RA: 5
  • Secondary proper motion DEC: 2
  • Durchmusterung: +40 4109
  • Notes: