This standard specifies the classification for the intensity of solar soft X-ray flare.
This standard is applicable to the operation in monitoring and warning of solar soft X-ray flare.
This standard specifies geomagnetic storm intensity level.
This standard is applicable to the operation in monitoring and warning of geomagnetic storms.
This standard specifies the classification of solar protons event intensity.
This standard is applicable to the operation in monitoring and warning of solar proton events.