21498+2503

  • Unique Name: 21498+2503POU5521
  • RA: 21 49 47.01
  • Dec: +25 03 00.4
  • Discoverer: POU
  • Discoverer Number: 5521
  • Components:
  • First year: 1898
  • Last year: 2009
  • Observations: 4
  • First position angle: 76
  • Last position angle: 75
  • First separation: 15.0
  • Last separation: 15.5
  • Mag first component: 13.62
  • Mag second component: 14.4
  • Spectral type:
  • Primary proper motion RA: -17
  • Primary proper motion DEC: -10
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -4
  • Durchmusterung:
  • Notes: