[tz] Antarctic research base Vostok local time

Paul Eggert eggert at cs.ucla.edu
Thu Dec 21 20:08:27 UTC 2023

Unfortunately, it doesn't suffice to know just the current UTC offset. 
We would need to know the past UTC offsets back to at least 1970, and 
also to know when the base was and wasn't inhabited during that period. 
And we need citations to sources for this information.

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