February 1, 2021 was the end of the 2nd 45 day interval. Oonly two days but I'll take it.

The next countdown is 30 days. That takes us to March 3, 2021. That's one day before what used to be the Presidential inauguration date of March 4th prior to the enactment of the 20th amendment.

Days between 12/18/2020 and 02/01/2021
https://www.timeanddate.com/date/duration.html?d1=18&m1=12&y1=2020&d2=1&m2=2&y2=2021&ti=on&

Days between 02/01/2021 and 03/03/2021
https://www.timeanddate.com/date/durationresult.html?m1=2&d1=1&y1=2021&m2=3&d2=3&y2=2021