October 3, 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]
4:09 pm of 10/02 12:59 pm of 10/02 20.833 124305 1154 108.19 2.281



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]
1:00 pm 2:00 pm 1 6116 153 153 12.37 12.33
2:00 pm 3:00 pm 1 11881 120 120 10.95 20.67
3:00 pm 4:00 pm 1 17665 149 149 149 8.33
[math]\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}[/math]
1:00 pm 4:00 pm 3 17665 422 140.67 6.85 18.01