18200+2120

  • Unique Name: 18200+2120AG 221AB
  • RA: 18 20 02.24
  • Dec: +21 20 00.7
  • Discoverer: AG
  • Discoverer Number: 221
  • Components: AB
  • First year: 1901
  • Last year: 2011
  • Observations: 33
  • First position angle: 15
  • Last position angle: 12
  • First separation: 1.3
  • Last separation: 1.7
  • Mag first component: 9.9
  • Mag second component: 9.87
  • Spectral type: F8
  • Primary proper motion RA: 1
  • Primary proper motion DEC: 23
  • Secondary proper motion RA: 1
  • Secondary proper motion DEC: 23
  • Durchmusterung: +21 3386
  • Notes: