October 9, 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]
4:04 pm of 10/8 1:04 pm of 10/4 21 142571 2059 98.05 2.16



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]
1:05 pm 2:05 pm 1 7089 115 115 10.72 2.67
2:05 pm 3:05 pm 1 13655 131 131 11.45 13.33
3:05 pm 4:05 pm 1 19993 107 107 10.34 10.67
[math]\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}[/math]
1:05 pm 4:05 pm 3 19993 353 117.67 6.26 12.22