21254+4818

  • Unique Name: 21254+4818ES 1102AB
  • RA: 21 25 25.10
  • Dec: +48 18 57.1
  • Discoverer: ES
  • Discoverer Number: 1102
  • Components: AB
  • First year: 1900
  • Last year: 2003
  • Observations: 5
  • First position angle: 194
  • Last position angle: 195
  • First separation: 45.9
  • Last separation: 48.7
  • Mag first component: 10.68
  • Mag second component: 11.5
  • Spectral type:
  • Primary proper motion RA: 12
  • Primary proper motion DEC: 0
  • Secondary proper motion RA: -4
  • Secondary proper motion DEC: -25
  • Durchmusterung: +47 3399
  • Notes: