20257+4004

  • Unique Name: 20257+4004TOR 25AB
  • RA: 20 25 44.56
  • Dec: +40 03 59.0
  • Discoverer: TOR
  • Discoverer Number: 25
  • Components: AB
  • First year: 1977
  • Last year: 2012
  • Observations: 8
  • First position angle: 208
  • Last position angle: 192
  • First separation: 10.6
  • Last separation: 4.8
  • Mag first component: 8.73
  • Mag second component: 10.5
  • Spectral type: A0
  • Primary proper motion RA: 0
  • Primary proper motion DEC: -11
  • Secondary proper motion RA: -3
  • Secondary proper motion DEC: -15
  • Durchmusterung: +39 4183
  • Notes: N
ara.roma.it utilizza cookie tecnici necessari al funzionamento del sito e, previo consenso, cookie di terze parti (es. video YouTube, meteo). Cookie Policy