Health Check monitor


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HealthCheck Monitor
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NACO:
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NACO trending system: HEALTH CHECK plot
Last update: 2008-11-23T12:06:22 (UT)
now: 2008-11-23T16:29:40 (UT)
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Plot
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Symb
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Source
*
OPS?
**
Average ? Thresholds ? N_
data
QC1
parameter
Data
downloads
Remarks
method value unit method value
1 QC1DB   MEDIAN -1.0625   3SIG± 1.50667 79 dark_median this | last_yr | all dark current for darks FowlerNsamp, DIT=1.7927s
2 QC1DB   MEDIAN 21.0938   3SIG± 25.88659 75 dark_median this | last_yr | all dark current for darks FowlerNsamp, DIT=300.0s
3 QC1DB   MEDIAN 2.38889   3SIG± 3.50608 2 dark_median this | last_yr | all dark current for darks FowlerNsamp, DIT=60.0s
*Data sources: QC1DB: QC1 database; LOCAL: local text file | **OPS: to indicate that OPSLOG data are included
This plot

Median of dark current derived from darks taken with FowlerNsamp readout mode. Data are shown for selected, most frequently used DITs.  


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