Texas seems to be 1500-1800, whereas Northern Canada (including all of Ontario and Quebec) seems to generally be 900-1200. So 20-50% worse, no? No clue about the cold factor, but the maps are lifetime kW per nominal kW panel, so presumably that’s factored in.
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Texas seems to be 1500-1800, whereas Northern Canada (including all of Ontario and Quebec) seems to generally be 900-1200. So 20-50% worse, no? No clue about the cold factor, but the maps are lifetime kW per nominal kW panel, so presumably that’s factored in.