21477+1755

  • Unique Name: 21477+1755LDS4909
  • RA: 21 47 48.47
  • Dec: +17 54 30.6
  • Discoverer: LDS
  • Discoverer Number: 4909
  • Components:
  • First year: 1960
  • Last year: 1997
  • Observations: 2
  • First position angle: 66
  • Last position angle: 66
  • First separation: 32.0
  • Last separation: 32.7
  • Mag first component: 16.59
  • Mag second component: 17.97
  • Spectral type:
  • Primary proper motion RA: 100
  • Primary proper motion DEC: -10
  • Secondary proper motion RA: 102
  • Secondary proper motion DEC: -20
  • Durchmusterung:
  • Notes:
ara.roma.it utilizza cookie tecnici necessari al funzionamento del sito e, previo consenso, cookie di terze parti (es. video YouTube, meteo). Cookie Policy