21111+1704

  • Unique Name: 21111+1704HEI 187
  • RA: 21 11 05.26
  • Dec: +17 03 40.7
  • Discoverer: HEI
  • Discoverer Number: 187
  • Components:
  • First year: 1980
  • Last year: 2009
  • Observations: 9
  • First position angle: 256
  • Last position angle: 256
  • First separation: 1.1
  • Last separation: 1.1
  • Mag first component: 10.72
  • Mag second component: 11.4
  • Spectral type: G5
  • Primary proper motion RA: 187
  • Primary proper motion DEC: -39
  • Secondary proper motion RA: 187
  • Secondary proper motion DEC: -39
  • Durchmusterung: +16 4472
  • Notes: