16405+4020

  • Unique Name: 16405+4020ES 1647
  • RA: 16 40 31.47
  • Dec: +40 20 41.8
  • Discoverer: ES
  • Discoverer Number: 1647
  • Components:
  • First year: 1917
  • Last year: 2013
  • Observations: 7
  • First position angle: 19
  • Last position angle: 22
  • First separation: 3.3
  • Last separation: 3.3
  • Mag first component: 10.4
  • Mag second component: 11.6
  • Spectral type:
  • Primary proper motion RA: -22
  • Primary proper motion DEC: 10
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +40 3048
  • Notes: