Shadow 	Sun	Shadow	North-South 	Calculated	Circum	Angle
	Latitude	Length	Elevation	Angle	Distance	Circumference	Error	 Error
Site	(deg)	(cm)	(deg)	(deg)	(km)	(km)	(%)	(%)
 Equator	0.00	0.00	90.00	0.00		 		
 Sydney AU	-33.72	65.13	123.08	-33.08	3747	40784	2	-2
 Ptermatzbg SA	-29.47	56.00	119.25	-29.25	3275	40307	1	-1
 Rockhampton AU	-23.45	41.90	112.74	-22.74	2606	41265	3	-3
 Pembroke GA US	32.14	59.00	59.46	30.54	3572	42100	5	5
 Dallas TX	32.80	63.70	57.50	32.50	3645	40378	1	1
 Chandler AZ US	33.32	64.00	57.38	32.62	3703	40864	2	2
 Atlanta GA US	33.39	66.00	56.57	33.43	3711	39963	0	0
 Athens GA US	33.92	67.73	55.89	34.11	3770	39782	-1	1
 Santa Barb CA US	34.40	67.00	56.18	33.82	3823	40688	2	2
" Azusa, CA"	34.83	66.82	56.25	33.75	3871	41284	3	3
 Tokyo Japan	35.68	71.90	54.28	35.72	3965	39964	0	0
 Tulsa OK US	36.10	69.50	55.20	34.80	4012	41500	4	4
 Paducah KY	37.07	77.00	52.40	37.60	4120	39445	-1	1
 Farmville VA US	37.25	73.65	53.63	36.37	4140	40971	2	2
 Stanton KY US	37.85	77.80	52.11	37.89	4206	39970	0	0
 Montross VA	38.60	71.00	54.62	35.38	4290	43652	9	8
 Lawrence KS US	38.96	78.70	51.79	38.21	4330	40798	2	2
 Montgomery AL	39.00	74.50	53.31	36.69	4334	42528	6	6
 Queen Anne MD	39.04	75.10	53.09	36.91	4339	42317	6	5
 Arundel MD US	39.07	76.70	52.51	37.49	4342	41693	4	4
 Drexl Hll PA US	39.37	83.50	50.14	39.86	4375	39511	-1	1
 WalkersvMD US	39.49	78.00	52.04	37.96	4388	41618	4	4
 Wmsport MD US	39.60	81.60	50.78	39.22	4401	40398	1	1
 Decatur IL US	39.83	66.00	56.57	33.43	4426	47671	19	16
 Merion PA US	39.99	80.70	51.09	38.91	4444	41122	3	3
 Lancaster PA	40.02	84.50	49.80	40.20	4448	39828	0	0
 Champaign IL US	40.07	80.00	51.34	38.66	4453	41464	4	4
 Newark NJ	40.44	76.25	52.67	37.33	4494	43343	8	8
 Colorodo US	40.54	82.00	50.65	39.35	4505	41213	3	3
 Park City UT US	40.76	82.00	50.65	39.35	4530	41437	4	3
 Canton OH US	40.81	74.00	53.50	36.50	4535	44727	12	11
 Pt Jeffson NY US	40.95	83.00	50.30	39.70	4551	41272	3	3
 Omaha NB	41.30	86.00	49.30	40.70	4590	40599	1	1
 Throop PA	41.40	79.30	51.58	38.42	4601	43114	8	7
 Wakefield RI US	41.45	85.00	49.63	40.37	4606	41081	3	3
 Brookline MA US	42.33	87.50	48.81	41.19	4704	41116	3	3
 Cambrdge MA US	42.37	92.50	47.23	42.77	4709	39632	-1	1
 Gr Rds MI US	42.98	86.00	49.30	40.70	4776	42251	6	5
 New Ulm MN US	44.30	97.50	45.72	44.28	4923	40028	0	0
 Bremen DE	53.06	####	37.23	52.77	5897	40225	1	1
					Average =	41298		
					St. Dev. =	1571		
					Dev. Err. = 	3.80	 %