October 19, 2007 - Cosmic Telescope

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Cosmic rates measured each hour when the telecope accepts cosmics which intersect the earth's surface at 330 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]
4:15 pm of 10/18 1:15 pm of 10/19 21 192935 2064 98.52 2.17



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]
1:16 pm 2:16 pm 1 6494 112 112 10.49 9.2
2:16 pm 3:16 pm 1 13031 129 129 10.68 7.8
3:16 pm 4:16 pm 1 16263 124 124 11.62 2.8
[math]\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}[/math]
1:16 pm 4:16 pm 3 16263 303 121.2 6.96 13.43