See also Ionosphere images from Alouette satellites at CSA https://donnees-data.asc-csa.gc.ca/en/dataset/221c1c75-4c42-4286-a4ce-ca6c3027b7fe
with code at https://github.com/asc-csa/Alouette_extract
data at https://donnees-data.asc-csa.gc.ca:8888/alouette/ and https://donnees-data.asc-csa.gc.ca/users/OpenData_DonneesOuvertes/pub/Alouette-ISIS/Alouette-1/