PAR Map - XR30 G4

[Sdoutreefer]

Is there a rough par map somewhere online that can give rough values for a G4 XR-30, based off elevation above water level? Just curious if I’m pumping enough light out, and I don’t have easy access to a PAR meter.

 

[Science/G]

If it's anywhere, it's here
https://www.reef2reef.com/threads/r2r-par-database.538894/