Kevin Anderson

> since PVGIS directly provides the transposed data, without providing GHI, DHI and DNI (if I am wrong please tell me) It may be possible to recover the original GHI/DHI/DNI...

(Attempting to) reproduce PVGIS's transposition can be done by retrieving GHI,DHI via the TMY endpoint. Click to show code ```python import pvlib import pandas as pd surface_tilt = 20 surface_azimuth...

It's getting pretty close! I suspect at least some explanation for the remaining differences can be found in the Hofierka document mentioned in #2117. For example I bet the big...

After looking into this some more, it seems to me that we have to regard the PVGIS/Hofierka model as being related to but distinct from the Muneer 1990 model. Compared...

Thanks for checking. I think no action is needed in iotools then. > Shall any .. deprecated or .. versionchanged directives be used? I'm +1 for the latter, I have...