0 - 1 of 1 tags for custom period of validity

I have a requirement to load the data from 2009 onwards and snapshots will be deilvered with a one week of gap starting from 2009-01-01. I am planning to use valid time temporal table to hold the data becuase business team wants to have time travel back capability in data. My input data snaps lookas as follows:
Data as of 2009-01-01