21202+3818

  • Unique Name: 21202+3818PTT 18
  • RA: 21 21 02.28
  • Dec: +38 22 41.2
  • Discoverer: PTT
  • Discoverer Number: 18
  • Components:
  • First year: 1895
  • Last year: 2002
  • Observations: 8
  • First position angle: 117
  • Last position angle: 124
  • First separation: 6.1
  • Last separation: 6.7
  • Mag first component: 10.0
  • Mag second component: 10.2
  • Spectral type:
  • Primary proper motion RA: 4
  • Primary proper motion DEC: -16
  • Secondary proper motion RA: 1
  • Secondary proper motion DEC: -18
  • Durchmusterung:
  • Notes: