20478+3944

  • Unique Name: 20478+3944GRV 381
  • RA: 20 47 49.53
  • Dec: +39 44 47.3
  • Discoverer: GRV
  • Discoverer Number: 381
  • Components:
  • First year: 1892
  • Last year: 2002
  • Observations: 7
  • First position angle: 341
  • Last position angle: 340
  • First separation: 35.9
  • Last separation: 35.8
  • Mag first component: 11.62
  • Mag second component: 11.46
  • Spectral type:
  • Primary proper motion RA: -11
  • Primary proper motion DEC: -10
  • Secondary proper motion RA: -11
  • Secondary proper motion DEC: -12
  • Durchmusterung:
  • Notes: