October 16, 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 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]
4:04 pm of 10/15 1:04 pm of 10/16 21 181648 1482 70.57 1.83



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]
1:05 pm 2:05 pm 1 6247 141 141 11.87 18
2:05 pm 3:05 pm 1 12150 164 164 12.81 5
3:05 pm 4:05 pm 1 18064 172 172 13.11 13
[math]\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}[/math]
1:05 pm 4:05 pm 3 18064 477 159 7.28 16.09