Calculating time until sunset
If the sun is going down, you can tell how many minutes you have left until it hits the horizon ...
If the sun is going down, you can tell how many minutes you have left until it hits the horizon by extending your arm towards the sun with your palm facing you, and count the number of fingers you can fit between the sun and the horizon: each finger counts for five minutes. – Vibeke Christensen, Attorney
06/29/13