October 24, 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]
4:07 pm of 10/23 1:07 pm of 10/24 21 195579 1951 92.9 2.1



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]
1:09 pm 3:09 pm 2 16350 276 138 8.31 6.33
3:09 pm 4:09 pm 1 24499 157 157 12.533 12.67
[math]\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}[/math]
1:09 pm 4:09 pm 3 24499 433 144.33 6.94 14.07