The recipe for the particular ash RGB used in the Kulik (2019) thesis is based on the SEVIRI ash recipe, I believe. The linked resource also has some nice examples of interpretation of the ash RGB.
Perhaps it makes sense to replace the citation to the MIT Thesis with this one, or at least add it?
Concerns the "MIT ash" RGB product, referenced in the function: https://github.com/contrailcirrus/pycontrails/blob/d5cb93cf3a70dd2e2301fe82529c52b4fc124133/pycontrails/datalib/goes.py#L675.
The recipe for the particular ash RGB used in the Kulik (2019) thesis is based on the SEVIRI ash recipe, I believe. The linked resource also has some nice examples of interpretation of the ash RGB.
Perhaps it makes sense to replace the citation to the MIT Thesis with this one, or at least add it?