September 24, 2007 - Cosmic Telescope

From New IAC Wiki
Jump to navigation Jump to search

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]
3:56 pm of 9/21 1:06 pm of 9/24 69 433253 1895 27.46 .6308



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]
1:08 pm 2:28 pm 1.333 8202 162 121.53 9.548 7.863
2:28 pm 3:08 pm .6667 12300 76 113.99 13.076 .323
3:08 pm 4:08 pm 1 18519 103 103 10.14 10.667
[math]\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}[/math]
1:08 pm 4:08 pm 3 18519 341 113.667 6.155 9.37