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FORS1 trending system: History Plots
Last update: 2009-04-09T06:49:25 (UT)
| now: 2024-11-25T12:05:45 (UT)  
same group: med_master ron_raw ron_master fp_raw struct_raw
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Plot
?
Symb
?
Source
*
OPS?
**
Average ? Thresholds ? N_
data
QC1
parameter
Data
downloads
Remarks
method value unit method value
1 QC1DB no MEDIAN 4.81 ADU VAL4.7,5.1 70 RON_r this | last_yr | all 100Kps/2ports/high_gain, 2x2
2 QC1DB no MEDIAN 4.31 ADU VAL4.1,4.5 70 RON_r this | last_yr | all 100Kps/2ports/high_gain, 2x2
3 QC1DB no MEDIAN 1.83 ADU VAL1.7,2 79 RON_r this | last_yr | all 200Kps/2ports/low_gain, 2x2
4 QC1DB no MEDIAN 1.73 ADU VAL1.6,1.8 79 RON_r this | last_yr | all 200Kps/2ports/low_gain, 2x2
*Data sources: QC1DB: QC1 database; LOCAL: local text file | **OPS: to indicate that OPSLOG data are included
This plot

The difference between the first and the second input raw biases (in ADU) is computed. The population standard deviation of the pixel values of this difference, divided by the square root of 2, is taken as the RON.  


General information

Click on any of the plots to see a close-up version. The latest date is indicated on top of the plot, data points belonging to that date are specially marked.

If configured,

  • statistical averages are indicated by a solid line, and thresholds by broken lines
  • outliers are marked by a red asterisk. They are defined as data points outside the threshold lines
  • "aliens" (= data points outside the plot Y limits) are marked by a red arrow ( or )
  • you can download the data for each parameter set if the 'Data downloads' link shows up