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G-CISL is a Cameron C-70 hot air balloon, built in 2015 and registered in the UK. No public sightings of G-CISL have been logged yet. There is one photograph of it in the archive.
Also written G CISL or GCISL.
UK civil aircraft register, 7 Sep 2026
First photographed here by Jan Vermeulen on 7 September 2026.