21023+2819

  • Unique Name: 21023+2819COU 524
  • RA: 21 02 20.89
  • Dec: +28 19 12.1
  • Discoverer: COU
  • Discoverer Number: 524
  • Components:
  • First year: 1970
  • Last year: 2009
  • Observations: 7
  • First position angle: 262
  • Last position angle: 258
  • First separation: 1.0
  • Last separation: 1.3
  • Mag first component: 10.89
  • Mag second component: 11.01
  • Spectral type: A0
  • Primary proper motion RA: -2
  • Primary proper motion DEC: -3
  • Secondary proper motion RA: -2
  • Secondary proper motion DEC: -3
  • Durchmusterung: +27 3950
  • Notes: