That's easy: I was being lazy and dumb - I swapped the times instead of converting from UTC to NZDT! I'll leave it like that in the OP as a lesson in when not to be lazy (only particularly eagle eyed monks will notice in any case).

Optimising for fewest key strokes only makes sense transmitting to Pluto or beyond

In reply to Re^4: Trouble with time zones and Sun rise/set by GrandFather
in thread Trouble with time zones and Sun rise/set by GrandFather

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