Hi Matt,
When including images in posts on this forum, please attach them as files and then insert them into your post. Pasting images in the editor does not work properly.
I'm not sure there is a way to come up with Sandia module model parameters without the empirically-derived coefficients. As you note, the Sandia module library has not been updated in many years, and I am not aware of any plans to update it.
If you did not already see it, this post may be of interest:
sam.nrel.gov/forum/forum-general/2257
Best regards,
Paul.