On Sat, 08 Dec 2018 23:03:38 +0100, Paul Schlyter
wrote:

A snflar calendar on Jupiter would have to have about 300 months of
about 30 days each. Perhaps we should refrain from trying to name
these months and just number them instead?

Or maybe use something like stardates. A year with as many decimal
places as make sense given the length of that year.