Difference between revisions of "September 18, 2007 - Cosmic Telescope"

From New IAC Wiki
Jump to navigation Jump to search
 
 
(3 intermediate revisions by the same user not shown)
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 300 degrees to the perpendicular.
 
{| border="1" cellpadding="20" cellspacing="0"
 
{| border="1" cellpadding="20" cellspacing="0"
 
|-
 
|-
Line 9: Line 9:
 
|Coinc. per hour
 
|Coinc. per hour
 
|<math>\sqrt{N}</math>
 
|<math>\sqrt{N}</math>
|<math>(x_i-\bar{x})^2</math>
+
|<math>\sqrt{(x_i-\bar{x})^2}</math>
 
|-
 
|-
 
|4:18 pm of 9/17 || 1:18 pm of 9/18 || 21 || 133792 || 1108 || 52.8 || 1.59 ||  
 
|4:18 pm of 9/17 || 1:18 pm of 9/18 || 21 || 133792 || 1108 || 52.8 || 1.59 ||  
Line 26: Line 26:
 
|Coinc. per hour
 
|Coinc. per hour
 
|<math>\sqrt{N}</math>
 
|<math>\sqrt{N}</math>
|<math>(x_i-\bar{x})^2</math>
+
|<math>\sqrt{(x_i-\bar{x})^2}</math>
 
|-
 
|-
|1:21 pm || 2:21 pm || 1 || 6604 || 155 || 155 || 12.45 ||
+
|1:21 pm || 2:21 pm || 1 || 6604 || 155 || 155 || 12.45 || 21
 
|-
 
|-
|2:21 pm || 3:21 pm || 1 || 12970 || 114 || 114 || 10.68 ||  
+
|2:21 pm || 3:21 pm || 1 || 12970 || 114 || 114 || 10.68 || 20
 
|-
 
|-
|3:21 pm || 4:21 pm || 1 || 19244 || 133 || 133 || 11.533 ||
+
|3:21 pm || 4:21 pm || 1 || 19244 || 133 || 133 || 11.533 || 1
 
|-
 
|-
 
|
 
|
 
|-
 
|-
|1:21 pm || 4:21 pm || 3 || 19244 || 402 || 134 || 6.68 ||
+
| || || || || || || || <math>\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}</math>
 +
|-
 +
|1:21 pm || 4:21 pm || 3 || 19244 || 402 || 134 || 6.68 || 20.52
 
|}<br>
 
|}<br>

Latest revision as of 20:09, 25 October 2007

Cosmic rates measured each hour when the telecope accepts cosmics which intersect the earth's surface at 300 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]
4:18 pm of 9/17 1:18 pm of 9/18 21 133792 1108 52.8 1.59



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]
1:21 pm 2:21 pm 1 6604 155 155 12.45 21
2:21 pm 3:21 pm 1 12970 114 114 10.68 20
3:21 pm 4:21 pm 1 19244 133 133 11.533 1
[math]\sigma = \sqrt{\frac{\sum (x_i - \bar{x})^2}{N-1}}[/math]
1:21 pm 4:21 pm 3 19244 402 134 6.68 20.52