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Frequently Asked Questions

How does the Aurora 30 minute forecast work?

Aurora - 30 minute forecast. The OVATION Aurora Forecast Model shows the intensity and location of the aurora predicted for the time shown at the top of the map. This probability forecast is based on current solar wind conditions measured at L1, but using a fixed 30-minute delay time between L1 and Earth.

How long does it take for the Aurora to hit Earth?

This product is based on the OVATION model and provides a 30 to 90 minute forecast of the location and intensity of the aurora. The forecast lead time is the time it takes for the solar wind to travel from the L1 observation point to Earth. The two maps show the North and South poles of Earth respectively.

How is the Aurora an indicator of geomagnetic storm?

The aurora is an indicator of the current geomagnetic storm conditions and provides situational awareness for a number of technologies. The aurora directly impacts HF radio communication and GPS/GNSS satellite navigation. It is closely related to the ground induce currents that impact electric power transition.

Is the aurora visible during the daylight hours?

The aurora is not visible during daylight hours. The aurora does not need to be directly overhead but can be observed from as much as a 1000 km away when the aurora is bright and if conditions are right. The aurora is an indicator of the current geomagnetic storm conditions and provides situational awareness for a number of technologies.


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