# `timebase.h`

Functions:- | Contains date and time related constants that will require patching over time.
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Notes based on Tue Apr 6 10:17:55 2010 -0400
`LEAP_SECONDS` | Offset between GPS and UTC, in seconds.
`START_SUBFRAME` | When to start doing subframe queries to get the leap-second offset. Should be set to the next possible time for a leap-second change according to IERS.
`CENTURY_BASE` | Currently 2000