21020+3052

  • Unique Name: 21020+3052LDS2937
  • RA: 21 01 59.49
  • Dec: +30 51 50.8
  • Discoverer: LDS
  • Discoverer Number: 2937
  • Components:
  • First year: 1953
  • Last year: 2009
  • Observations: 4
  • First position angle: 132
  • Last position angle: 140
  • First separation: 55.0
  • Last separation: 55.8
  • Mag first component: 9.32
  • Mag second component: 14.8
  • Spectral type: F5
  • Primary proper motion RA: -40
  • Primary proper motion DEC: -60
  • Secondary proper motion RA: -45
  • Secondary proper motion DEC: -75
  • Durchmusterung: +30 4289
  • Notes: