21156+2957

  • Unique Name: 21156+2957TDT2864
  • RA: 21 15 35.16
  • Dec: +29 57 03.3
  • Discoverer: TDT
  • Discoverer Number: 2864
  • Components:
  • First year: 1991
  • Last year: 1991
  • Observations: 1
  • First position angle: 100
  • Last position angle: 100
  • First separation: 0.9
  • Last separation: 0.9
  • Mag first component: 12.11
  • Mag second component: 12.45
  • Spectral type:
  • Primary proper motion RA: -1
  • Primary proper motion DEC: -2
  • Secondary proper motion RA: -1
  • Secondary proper motion DEC: -2
  • Durchmusterung:
  • Notes: