Takeoffs that could not be located:

• Norma — outside the curated takeoff dataset (16 flights)
• Krusevo, Meckin Kamen — outside the curated takeoff dataset (18 flights)
• Treskavec — outside the curated takeoff dataset (1 flight)
• Andalucia, Sierra Nevada, Granada, Cenes de la Vega — outside the curated takeoff dataset (12 flights)
• Carchuna, Motril — outside the curated takeoff dataset (3 flights)
• Åre, Åreskutan — outside the curated takeoff dataset (9 flights)
• Petrusa, Drama. Greece — outside the curated takeoff dataset (8 flights)
• Korilovos, Drama. Greece — outside the curated takeoff dataset (16 flights)
• Røldal Skisenter — no usable coordinates recorded on flightlog.org (50 flights)
• Gourdon, Le Haut Montet — outside the curated takeoff dataset (2 flights)
• Gourdon, Kennedy — outside the curated takeoff dataset (10 flights)
• Roquebrune Cap-Martin, Mont-Gros — outside the curated takeoff dataset (2 flights)
• Alpes-Maritimes, La Colmiane, Pic de Colmiane. — outside the curated takeoff dataset (3 flights)
• Col de Bleyne — outside the curated takeoff dataset (1 flight)
• Hommersåk skolebakke — no usable coordinates recorded on flightlog.org (10 flights)
• Unknown takeoff — no linkable takeoff on flightlog.org (1 flight)