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Playing solar catch-up, here’s the Sun in H alpha and infra-red on the same day in June. The spot group shown in the IR image corresponds to the active area right of centre. Seeing was poor. (Click on images to … Continue reading
Playing solar catch-up, here’s the Sun in H alpha and infra-red on the same day in June. The spot group shown in the IR image corresponds to the active area right of centre. Seeing was poor. (Click on images to … Continue reading