Difference between revisions of "September 11, 2007 - Cosmic Telescope"

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|1:20 pm || 4:20 pm || 3 || 20381 || 394 || 131.33 || 6.616 ||  
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|1:20 pm || 4:20 pm || 3 || 20381 || 394 || 131.33 || 6.616 || 18.56
 
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Latest revision as of 20:06, 25 October 2007

Cosmic rates measured each hour when the telecope accepts cosmics which intersect the earth's surface at 30 degrees to the perpendicular.

Angular Distribution
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]
4:15 pm of 9/10 1:15 pm of 9/11 21 184840 1998 95.24 2.131



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]
1:20 pm 2:20 pm 1 7521 133 133 11.53 1.67
2:20 pm 3:20 pm 1 14249 112 112 10.58 19.33
3:20 pm 4:20 pm 1 20381 149 149 12.21 17.67
[math]\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}[/math]
1:20 pm 4:20 pm 3 20381 394 131.33 6.616 18.56