21399+3931

  • Unique Name: 21399+3931A 1445AB
  • RA: 21 39 53.72
  • Dec: +39 30 53.8
  • Discoverer: A
  • Discoverer Number: 1445
  • Components: AB
  • First year: 1906
  • Last year: 1927
  • Observations: 4
  • First position angle: 280
  • Last position angle: 281
  • First separation: 1.5
  • Last separation: 1.3
  • Mag first component: 6.8
  • Mag second component: 12.8
  • Spectral type: A3
  • Primary proper motion RA: 53
  • Primary proper motion DEC: 8
  • Secondary proper motion RA:
  • Secondary proper motion DEC:
  • Durchmusterung: +38 4567
  • 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