| Ethno/Archaeoastronomy | John Beatty | Fall 2003 |
| American Museum of Natural History | Assignment One | Thursdays |
ASSIGNMENT 1
Using the following web site (or any other source) http://aa.usno.navy.mil/, check rising at setting times for the sun – in different locations
Here is an example for NYC
New York (longitude W73.9, latitude N40.7):
| DATE | SUNRISE | SUNSET | LENGTH OF DAY |
| March 21 | 5:42 | 17:53 | 12:11 |
| June 21 | 4:11 | 19:13 | 15:02 |
| Sept. 21 | 5:26 | 17:39 | 12:13 |
| Dec 21 | 6:58 | 16:18 | 9: 20 |
Time different between longest and shortest days 5 hours 42 minutes
Do the same for
Murmansk, Russia (longitude E33.8, latitude N69.6)
Taipei Taiwan 25° 1.998' N 121° 37.998' E
Quito, Ecuador 0° 7.98' S 78° 28.98' W
For answers to these problems click here.