21138+4228

  • Unique Name: 21138+4228LDS2497
  • RA: 21 13 39.29
  • Dec: +42 27 37.7
  • Discoverer: LDS
  • Discoverer Number: 2497
  • Components:
  • First year: 1954
  • Last year: 2002
  • Observations: 3
  • First position angle: 110
  • Last position angle: 111
  • First separation: 36.0
  • Last separation: 36.5
  • Mag first component: 13.13
  • Mag second component: 15.95
  • Spectral type:
  • Primary proper motion RA: 16
  • Primary proper motion DEC: 21
  • Secondary proper motion RA: 49
  • Secondary proper motion DEC: 16
  • Durchmusterung:
  • Notes: