Cognizant Management Official: John Donohue, Code 584.0
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The primary functional elements of the DTAS Trending Tool are the chart and data displays.
The user logs into a mission database and selects one or more mnemonics for plotting. The
mnmeonics are displayed one at a time, either interactively by the user selecting one mneonic
at a time or automatically with the user selecting a list of mnemonics to be displayed consectutively.
The charts can be saved to files or printed. Configurations are used to save a list of
mnemonics to be re-used for an often used analysis. Configurations can be saved to a
configuration database.
Click here to see the "Load Configuration" dialog.
The user selects a time span for the data to be used by setting the start and end time in the
"Set Time Domain" dialog.
Click here to see a screen shot of the "Set Time Domain" dialog.
The chart display show plots of the max, min and mean values per orbit of any one selected mnemonic.
Click here to see a screen shot of a typical chart.
The limits, if set, for a mnemonic can be displayed on the chart
Click here to see a screen shot of the "Limit Information" dialog.
The user can select that the scales be set either automatically by the program or manually.
To set the scales manually the user enters values in the "Set Scales" dialog box.
Click here to see a screen shot of the "Set Scales" dialog box.
Charts can be saved as JPEG files for later viewing.
Click here to see a screen chart of the chart viewer.
The data display show a table of the mean values for any one of the selected mnemonics.
Click here to see a screen shot of a typical table.