Difference between revisions of "September 13, 2007 - Cosmic Telescope"

Latest revision as of 20:07, 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]
4:05 pm of 9/12	1:05 pm of 9/13	21	179838	2261	107.67	2.264

Cosmic rates measured each hour when the telecope accepts cosmics which intersect the earth's surface perpendicularly (defined as zero degrees).

@@ Line 1: / Line 1: @@
-Cosmic rates measured each hour when the telecope accepts cosmics which intersect the earth's surface at 330 degrees to the perpendicular.
+Cosmic rates measured each hour when the telecope accepts cosmics which intersect the earth's surface at 315 degrees to the perpendicular.
 {| border="1" cellpadding="20" cellspacing="0"
 |-
@@ Line 9: / Line 9: @@
 |Coinc. per hour
 |<math>\sqrt{N}</math>
-|<math>(x_i-\bar{x})^2</math>
+|<math>\sqrt{(x_i-\bar{x})^2}</math>
 |-
-|4:25 pm of 9/11 || 12:55 pm of 9/12 || 20.5 || 167469 || 2233 || 108.93 || 2.305 ||
+|4:05 pm of 9/12 || 1:05 pm of 9/13 || 21 || 179838 || 2261 || 107.67 || 2.264 ||
 |}<br>
@@ Line 26: / Line 26: @@
 |Coinc. per hour
 |<math>\sqrt{N}</math>
-|<math>(x_i-\bar{x})^2</math>
+|<math>\sqrt{(x_i-\bar{x})^2}</math>
 |-
-|12:58 pm || 1:58 pm || 1 ||  ||  ||  ||  ||
+|1:07 pm || 2:07 pm || 1 || 7380 || 134 || 134 || 11.57 || 10.7
 |-
-|1:58 pm || 2:58 pm || 1 ||  ||  ||  ||  ||
+|2:07 pm || 3:07 pm || 1 || 14325 || 152 || 152 || 12.32 || 7.33
 |-
-|2:58 pm || 3:58 pm || 1 ||  ||  ||  ||  ||
+|3:07 pm || 4:07 pm || 1 || 20810 || 148 || 148 || 12.16 || 3.33
 |-
 |
 |-
-|12:58 pm || 3:58 pm || 3 ||  ||  ||  ||  ||
+| || || || || || || || <math>\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}</math>
+|-
+|1:07 pm || 4:07 pm || 3 || 20810 || 434 || 144.667 || 6.944 || 9.47
 |}<br>