...determine the sidereal year in relation to the appearanc…
...determine the sidereal year in relation to the appearance of the star Sirius.
Replies
https://twetch.app/t/94b7f2083747d78415a07abb53d4f910e587c21578fd301c4af03c25a733e701
...determine the sidereal year in relation to the appearance of the star Sirius.
https://twetch.app/t/94b7f2083747d78415a07abb53d4f910e587c21578fd301c4af03c25a733e701