21052+2357

  • Unique Name: 21052+2357POU5140
  • RA: 21 05 11.53
  • Dec: +23 57 25.1
  • Discoverer: POU
  • Discoverer Number: 5140
  • Components:
  • First year: 1897
  • Last year: 2008
  • Observations: 4
  • First position angle: 280
  • Last position angle: 275
  • First separation: 17.5
  • Last separation: 16.8
  • Mag first component: 12.3
  • Mag second component: 12.8
  • Spectral type:
  • Primary proper motion RA: -8
  • Primary proper motion DEC: -1
  • Secondary proper motion RA: -3
  • Secondary proper motion DEC: 1
  • Durchmusterung:
  • Notes: