FT8 radar from 2025-03-01 to 2025-04-30
only 701957 messages with Maidenhead-locators,
origo of the distances and the angles: JN96,
colors: carrier frequency shift, point size: SNR
Carrier frequency shift from 2025-03-01 to 2025-04-30 Hourly average SNR from 2025-03-01 to 2025-04-30 Messages by hour from 2025-03-01 to 2025-04-30
