Here's a good page with total solar irradiance measurements. The peak has been quite low so far indeed. http://spot.colorado.edu/~koppg/TSI/ http://spot.colorad

Here's a good page with total solar irradiance measurements. The peak has been quite low so far indeed. http://spot.colorado.edu/~koppg/TSI/ http://spot.colorado.edu/~koppg/TSI/