October 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 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]
4:13 pm of 10/17 1:13 pm of 10/18 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]
1:14 pm 2:14 pm 1 5872 110 110 10.49 9.67
2:14 pm 3:14 pm 1 11643 114 114 10.68 5.67
3:14 pm 4:14 pm 1 17159 135 135 11.62 15.33
[math]\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}[/math]
1:14 pm 4:14 pm 3 17159 359 119.67 6.32 13.43