Sidereal years to Octennials conversion
Enter sidereal years value you wish to convert:
Sidereal years conversion
The sidereal year is the time taken for the Earth to complete one revolution of its orbit, as measured against a fixed frame of reference (such as the fixed stars, Latin sidera, singular sidus). Its average duration is 365.256363004 mean solar days (365 d 6 h 9 min 9.76 s).
Octennial - lasting or continuing eight years.