21016+4730

  • Unique Name: 21016+4730HDS2997
  • RA: 21 01 38.66
  • Dec: +47 30 06.6
  • Discoverer: HDS
  • Discoverer Number: 2997
  • Components:
  • First year: 1991
  • Last year: 2007
  • Observations: 5
  • First position angle: 171
  • Last position angle: 233
  • First separation: 0.6
  • Last separation: 1.9
  • Mag first component: 8.08
  • Mag second component: 11.82
  • Spectral type: K2III+...
  • Primary proper motion RA: 99
  • Primary proper motion DEC: 46
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +46 3145
  • Notes: