20405+1240

  • Unique Name: 20405+1240HEI 278
  • RA: 20 40 31.91
  • Dec: +12 40 15.6
  • Discoverer: HEI
  • Discoverer Number: 278
  • Components:
  • First year: 1984
  • Last year: 2012
  • Observations: 5
  • First position angle: 136
  • Last position angle: 135
  • First separation: 3.0
  • Last separation: 3.3
  • Mag first component: 11.06
  • Mag second component: 11.1
  • Spectral type:
  • Primary proper motion RA: -45
  • Primary proper motion DEC: -22
  • Secondary proper motion RA: -30
  • Secondary proper motion DEC: -43
  • Durchmusterung: +12 4425
  • Notes: