Takeoffs that could not be located:

• Beauvechain — outside the curated takeoff dataset (1 flight)
• Holmshatten, Holm — no usable coordinates recorded on flightlog.org (2 flights)
• Governador Valadares, Pico do Ibituruna — outside the curated takeoff dataset (38 flights)
• Andalusia, Loma del Gato - lower launch — outside the curated takeoff dataset (1 flight)
• Andalusia, Alfacar — outside the curated takeoff dataset (5 flights)
• Andalucia, Sierra Nevada, Granada, Cenes de la Vega — outside the curated takeoff dataset (5 flights)
• Åre, Tusenmeter berg — outside the curated takeoff dataset (6 flights)
• Salamanca, Piedrahita, Peña Negra. — outside the curated takeoff dataset (8 flights)
• Rio de Janeiro, Pedra Bonita — outside the curated takeoff dataset (3 flights)
• Åre, Röda rappet Väst — outside the curated takeoff dataset (1 flight)
• Åre, Mörvikshummeln — outside the curated takeoff dataset (2 flights)
• Unknown takeoff — no linkable takeoff on flightlog.org (2 flights)
• bindal-lysfjordmana — no usable coordinates recorded on flightlog.org (1 flight)