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ERIS trending system: HEALTH CHECK report
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Last update: 2026-04-17T18:00:57 (UT)
  | now: 2026-04-18T00:40:22 (UT) muc04 QC pipeline: eris-1.8.14 (installed 2025-11-14)
same group: dit=1.64 dit=10 dit=60 dit=300 dit=600 dit=900   dark_vs_dit
General news: NOTE: The Health Check and calChecker services have been moved to qcFlow. These pages are only maintained for comparison and will be removed in 2026.
ERIS news:  
Report news:
DATE*: [?] 2026-04-11
report | NLT
2026-04-12
report | NLT
2026-04-13
report | NLT
2026-04-14
report | NLT
2026-04-15
report | NLT
2026-04-16
report | NLT
2026-04-17
report | NLT
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*Date on this monitor changes at 21:00 UT
png: Information and research:
- png file - advanced studies: QC1 browser | QC1 plotter
Plot
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Symb
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Source
*
Average ? Thresholds ? N_
data
QC1
parameter
Data
downloads
Remarks
method value unit method value
1 QC1DB MEDIAN 8.22 ADU VAL-5,50 86 qc_masterdark_mean this | last_yr | all Clean mean of master dark level
2 QC1DB MEDIAN 4.31 ADU VAL0.93,8.12 86 qc_masterdark_stdev this | last_yr | all Clean standard deviation of master dark
3 QC1DB MEDIAN 2.94 ADU VAL1.6,4.46 86 qc_darkfpn this | last_yr | all fixed pattern noise
4 QC1DB MEDIAN 3.11e+04 number VAL17700,42400 86 qc_dark_nbadpix this | last_yr | all number of bad pixels
5 QC1DB MEDIAN 0.00741 number VAL0.00422,0.01011 86 qc_dark_bpixfrac this | last_yr | all fraction of bad pixels in the master dark
*Data sources: QC1DB: QC1 database; LOCAL: local data source
Plot 1
scores: 8|
data source:eris_ifu_dark
(QC1 database)
dataset:qc_masterdark_mean
median:8.22ADU
fixed thresholds:-5...50ADU
N_data plotted:86
[click plot for closeup]
Plot 2
scores: 8|
data source:eris_ifu_dark
(QC1 database)
dataset:qc_masterdark_stdev
median:4.31ADU
fixed thresholds:0.93...8.12ADU
N_data plotted:86
[click plot for closeup]
Plot 3
scores: 8|
data source:eris_ifu_dark
(QC1 database)
dataset:qc_darkfpn
median:2.94ADU
fixed thresholds:1.6...4.46ADU
N_data plotted:86
[click plot for closeup]
Plot 4
scores: 8|
data source:eris_ifu_dark
(QC1 database)
dataset:qc_dark_nbadpix
median:3.11e+04number
fixed thresholds:17700...42400number
N_data plotted:86
[click plot for closeup]
Plot 5
scores: 8|
data source:eris_ifu_dark
(QC1 database)
dataset:qc_dark_bpixfrac
median:0.00741number
fixed thresholds:0.00422...0.01011number
N_data plotted:86
[click plot for closeup]
This plot

The main qc parameters are plotted for the mostly 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.

If configured,

  • data points belonging to the latest date are specially marked
  • 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