September 18, 2007 - Cosmic Telescope

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Cosmic rates measured each hour when the telecope accepts cosmics which intersect the earth's surface at 300 degrees to the perpendicular.

Time Start Time Stop Time elapsed (hour) Singles Count (on top) Coinc. Counts Coinc. per hour [math]\sqrt{N}[/math] [math]\sqrt{(x_i-\bar{x})^2}[/math]
4:18 pm of 9/17 1:18 pm of 9/18 21 133792 1108 52.8 1.59



Cosmic rates measured each hour when the telecope accepts cosmics which intersect the earth's surface perpendicularly (defined as zero degrees).

Time Start Time Stop Time elapsed (hour) Singles Count (on top) Coinc. Counts Coinc. per hour [math]\sqrt{N}[/math] [math]\sqrt{(x_i-\bar{x})^2}[/math]
1:21 pm 2:21 pm 1 6604 155 155 12.45 21
2:21 pm 3:21 pm 1 12970 114 114 10.68 20
3:21 pm 4:21 pm 1 19244 133 133 11.533 1
[math]\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}[/math]
1:21 pm 4:21 pm 3 19244 402 134 6.68 20.52