20397+4734

  • Unique Name: 20397+4734ES 90AB,C
  • RA: 20 39 42.24
  • Dec: +47 34 26.9
  • Discoverer: ES
  • Discoverer Number: 90
  • Components: AB,C
  • First year: 1901
  • Last year: 1998
  • Observations: 6
  • First position angle: 140
  • Last position angle: 141
  • First separation: 8.3
  • Last separation: 7.2
  • Mag first component: 8.1
  • Mag second component: 12.0
  • Spectral type: A0
  • Primary proper motion RA: 5
  • Primary proper motion DEC: 9
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung:
  • Notes: