What is the Planar Calendar

What is the Planar Calendar
In the setting of Lords of Reality, where main realms/dimensions have no "normal" yearly cycle (like a planet going around a star), this is a base calendar used for most dimensions.

1 minute/60 seconds

1 hour/60 minutes

1 Planar day (30 hours)

1 Planar Week (10 Planar Day or 300 hours)

1 Planar Month (5 Planar Weeks or 50 Planar Days or 1,500 hours)

1 Planar Year (10 Planar Months or 50 Planar Weeks or 500 Planar Days or 15,000 hours)