Difference between revisions of "September 27, 2007 - Cosmic Telescope"

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|1:04 pm || 4:04 pm || 3 || 19774 || 421 || 140.33 || 6.839 || 2.52
 
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Latest revision as of 21:10, 25 October 2007

Cosmic rates measured each hour when the telecope accepts cosmics which intersect the earth's surface at 315 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]
3:57 pm of 9/26 1:02 pm of 9/27 21.0833 140127 1756 83.29 1.988



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]
1:04 pm 2:04 pm 1 6930 143 143 11.96 2.67
2:04 pm 3:04 pm 1 13480 138 138 11.75 2.33
3:04 pm 4:04 pm 1 19774 140 140 11.83 .33
[math]\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}[/math]
1:04 pm 4:04 pm 3 19774 421 140.33 6.839 2.52