20301+4007

  • Unique Name: 20301+4007ES 245
  • RA: 20 30 08.22
  • Dec: +40 06 55.9
  • Discoverer: ES
  • Discoverer Number: 245
  • Components:
  • First year: 1892
  • Last year: 2002
  • Observations: 8
  • First position angle: 161
  • Last position angle: 158
  • First separation: 3.7
  • Last separation: 4.1
  • Mag first component: 10.87
  • Mag second component: 11.22
  • Spectral type:
  • Primary proper motion RA: -19
  • Primary proper motion DEC: 64
  • Secondary proper motion RA: 2
  • Secondary proper motion DEC: 3
  • Durchmusterung: +39 4215
  • Notes: