18017+2508

  • Unique Name: 18017+2508TDT 642
  • RA: 18 01 39.21
  • Dec: +25 07 56.4
  • Discoverer: TDT
  • Discoverer Number: 642
  • Components:
  • First year: 1991
  • Last year: 1991
  • Observations: 1
  • First position angle: 63
  • Last position angle: 63
  • First separation: 0.5
  • Last separation: 0.5
  • Mag first component: 11.05
  • Mag second component: 11.09
  • Spectral type:
  • Primary proper motion RA: 24
  • Primary proper motion DEC: 14
  • Secondary proper motion RA: 24
  • Secondary proper motion DEC: 14
  • Durchmusterung:
  • Notes: