Originally Posted by
rubiksoval
Rule of thumb is 1 kJ = 1 calorie. 276 average watts = 1 mJ an hour.
1 mJ an hour = 1,000 calories.
Zero reason to make it any more complicated than that. 6 calories = 1.5 grams of sugar. Not consequential in the least.
Your formula is the same as mine. I was just correcting your original post which indicated 3000 Cals/hr.