21040+4225

  • Unique Name: 21040+4225COU2433
  • RA: 21 04 01.15
  • Dec: +42 25 23.7
  • Discoverer: COU
  • Discoverer Number: 2433
  • Components:
  • First year: 1987
  • Last year: 2008
  • Observations: 3
  • First position angle: 50
  • Last position angle: 47
  • First separation: 0.3
  • Last separation: 0.4
  • Mag first component: 10.0
  • Mag second component: 10.0
  • Spectral type: A5
  • Primary proper motion RA: -23
  • Primary proper motion DEC: -17
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +41 3989
  • Notes: