On any page, hover the mouse cursor over the "Web Tool" tab at the top of the screen to display a drop-down list with the name of the tool.
Then, select "Past Plot".
Figure 1. Web tool selection screen from the web page.
Select GAIA Version
Select either the "w/o Magnetospheric Input" or "w/ Magnetospheric Input" by clicking on the radio button.
"w/ Magnetospheric Input" is under checking for now (2025/9/24).
Figure 2. GAIA version selection screen for Past Plot.
Select Plot Type
Select the "Ionospheric Storms: TEC", "Ionospheric Storms: foF2", "Sudden Stratospheric Warming (SSW)" or "Thermosphere mass density, velocity, and temperature" by clicking on the radio button.
Depending on your selection, a description of the plot duration will appear below.
Figure 3. Plot type selection screen for Past Plot.
Set Plot Date
Click on the text box for the "Plot Date" to display the calendar.
You can specify the date to plot by clicking on a date in the calendar or by typing the date directly in the text box.
In the calendar, selectable days are shown in black text and non-selectable days are shown in gray text.
To change the year or month, click on the arrows in the upper left or right corner, or type the year or month in the text box.
The format of the date entered in the text box should be "4-digit year/2-digit month/2-digit day".
Figure 4. Plot date setup screen for Past Plot.
Plot
When settings are complete, click the "Plot" button.
Click on the button, and to the right of the button, "Create Plot" will appear and the spinner will begin to spin.
After a few moments, a plot appears with the message "Plot completed."
Below the plots, a description of each panel is displayed.
Figure 5. Plot completion screen for Past Plot.
Cancel Plot
After clicking the "Plot" button, click the "Cancel" button if you wish to cancel before the plot is displayed.
On any page, hover the mouse cursor over the "Web Tool" tab at the top of the screen to display a drop-down list with the name of the tool. Then, select "Past Plot".
Select either the "w/o Magnetospheric Input" or "w/ Magnetospheric Input" by clicking on the radio button.
"w/ Magnetospheric Input" is under checking for now (2025/9/24).
Select the "Ionospheric Storms: TEC", "Ionospheric Storms: foF2", "Sudden Stratospheric Warming (SSW)" or "Thermosphere mass density, velocity, and temperature" by clicking on the radio button. Depending on your selection, a description of the plot duration will appear below.
Click on the text box for the "Plot Date" to display the calendar. You can specify the date to plot by clicking on a date in the calendar or by typing the date directly in the text box. In the calendar, selectable days are shown in black text and non-selectable days are shown in gray text. To change the year or month, click on the arrows in the upper left or right corner, or type the year or month in the text box. The format of the date entered in the text box should be "4-digit year/2-digit month/2-digit day".
When settings are complete, click the "Plot" button. Click on the button, and to the right of the button, "Create Plot" will appear and the spinner will begin to spin. After a few moments, a plot appears with the message "Plot completed." Below the plots, a description of each panel is displayed.
After clicking the "Plot" button, click the "Cancel" button if you wish to cancel before the plot is displayed.
Time Series Plot