FORS2 trending system: HEALTH CHECK plot
Last update: 2007-07-10T13:15:43 (UT) | last data from: 2007-07-10
other plots from the same group: lambda_c resolution rms_resol. nlines
latest OPSLOG data (Paranal) plot: 1 2 N_data: number of recent OPSLOG entries plotted here
N_data: 7 7
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Plot
[info]
Symbol
[info]
Source* OPS?** Average [info] Thresholds [info] N_data Data downloads Remarks
method value unit method value
1 QC1DB yes (7) MEDIAN 17420.000 NONE 3SIG± 338.150 77 this | last_yr | all C1 (Garching)
2 QC1DB yes (7) MEDIAN 13204.000 NONE 3SIG± 320.545 77 this | last_yr | all C2 (Garching)
*Data sources: QC1DB: QC1 database; LOCAL: local text file | **OPS: to indicate if OPSLOG data are included
This plot

Number of lines used in the computation of the mean spectral resolution. The values trended here are for the 300V grism with no filter and a slit width of 0.29".  


General information

Click on any of the plots to see a close-up version.

If applicable, the 20 latest values from Paranal ops logs are plotted as blue dots.

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