21020+3914

  • Unique Name: 21020+3914LV 9
  • RA: 21 02 02.12
  • Dec: +39 14 05.2
  • Discoverer: LV
  • Discoverer Number: 9
  • Components:
  • First year: 1896
  • Last year: 2009
  • Observations: 15
  • First position angle: 193
  • Last position angle: 193
  • First separation: 2.4
  • Last separation: 2.3
  • Mag first component: 10.47
  • Mag second component: 11.65
  • Spectral type:
  • Primary proper motion RA: -7
  • Primary proper motion DEC: 1
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +38 4319
  • Notes: