Takeoffs that could not be located:

• Unknown takeoff — no linkable takeoff on flightlog.org (11 flights)
• Annecy, Talloires, Planfait — outside the curated takeoff dataset (3 flights)
• Annecy, Montmin, Col de la Forclaz — outside the curated takeoff dataset (14 flights)
• Governador Valadares, Pico do Ibituruna — outside the curated takeoff dataset (1 flight)
• Baixo Guandu — outside the curated takeoff dataset (1 flight)
• Alfredo Chaves, Vitoria, Esperito Santo — outside the curated takeoff dataset (3 flights)
• Col de Forclaz- Montmin — outside the curated takeoff dataset (4 flights)
• Les Saisies - Bisanne — outside the curated takeoff dataset (4 flights)
• Plaine Joux — outside the curated takeoff dataset (1 flight)
• St Hilaire du Touvet, Grenoble — outside the curated takeoff dataset (1 flight)
• Marlens, Annecy — outside the curated takeoff dataset (3 flights)
• La Clusaz, Crêt du Loup — outside the curated takeoff dataset (3 flights)
• St. André-Les-Alpes, Chalvet — outside the curated takeoff dataset (13 flights)
• Montlambert — outside the curated takeoff dataset (1 flight)
• Col du Tamie / Plan de Langot — outside the curated takeoff dataset (1 flight)
• Col du Joly, Hauteluce — outside the curated takeoff dataset (1 flight)
• Col de Bleyne — outside the curated takeoff dataset (2 flights)
• Gourdon, Le Haut Montet — outside the curated takeoff dataset (3 flights)
• Jas D'Oris — outside the curated takeoff dataset (1 flight)
• Laragne, Chabre — outside the curated takeoff dataset (1 flight)
• Aspres-sur-Buëch, St. Apotre — outside the curated takeoff dataset (1 flight)
• St Vincent les Forts — outside the curated takeoff dataset (5 flights)
• Plán — outside the curated takeoff dataset (5 flights)
• Liberec / Kozakov — outside the curated takeoff dataset (4 flights)
• Svartløkfjellet nord for Linken — no usable coordinates recorded on flightlog.org (1 flight)