Calculation of Rate for Kelvin & White 8 day chronometer
Delta Obs Hours	Deviation from Std	Accum Obs Hrs	Calculated Mean Deviation	Deviation from Mean		Rate Statistics
0.00	-25	0.00	-24.26	0.74		0.279956526	-24.26421805
13.75	-20	13.75	-20.41	-0.41		0.006401146	0.505184832
11.75	-16	25.50	-17.13	-1.13		0.996353755	0.863933226
23.00	-11	48.50	-10.69	0.31		1912.783085	7
16.00	-6	64.50	-6.21	-0.21		1427.664225	5.224664338
11.25	-4	75.75	-3.06	0.94
20.83	3	96.58	2.77	-0.23
25.92	9	122.50	10.03	1.03
14.00	15	136.50	13.95	-1.05
136.5	hours of run
28.20	seconds gaining
0.28	seconds per hour
6.72	seconds per day
0.15	seconds per day variation
1.13	seconds max observer deviation from norm