October 22, 2007 - Cosmic Telescope

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Cosmic rates measured each hour when the telecope accepts cosmics which intersect the earth's surface at 285 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]
4:01 pm of 10/19 1:01 pm of 10/20 21 559498 1588 23.01 .578



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]
1:03 pm 2:03 pm 1 6230 130 130 11.4 3.67
2:03 pm 3:03 pm 1 12263 130 130 11.4 3.67
3:03 pm 4:03 pm 1 18208 141 141 11.87 7.33
[math]\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}[/math]
1:03 pm 4:03 pm 3 18208 401 133.67 6.67 6.35