Takeoffs that could not be located:

• Unknown takeoff — no linkable takeoff on flightlog.org (33 flights)
• Governador Valadares, Pico do Ibituruna — outside the curated takeoff dataset (86 flights)
• Serra da Estrela - Vale da Amoreira - Manteigas — outside the curated takeoff dataset (3 flights)
• Serra da Estrela - Azinha takeoff - Manteigas — outside the curated takeoff dataset (3 flights)
• Serra da Estrela - Linhares da Beira - Celorico da Beira — outside the curated takeoff dataset (1 flight)
• Algodonales, Sierra de Lijar, "Levante" SE and SW — outside the curated takeoff dataset (3 flights)
• Andalucia, El Bosque — outside the curated takeoff dataset (2 flights)
• Dvest, Prilep — outside the curated takeoff dataset (1 flight)
• Krusevo, Meckin Kamen — outside the curated takeoff dataset (5 flights)
• Salamanca, Piedrahita, Peña Negra. — outside the curated takeoff dataset (4 flights)
• Col de Forclaz- Montmin — outside the curated takeoff dataset (4 flights)
• Kössen, Jansenstation — outside the curated takeoff dataset (10 flights)
• Grand Bornand, Mont Lachat — outside the curated takeoff dataset (6 flights)
• Løkken, Nørre Lyngby — outside the curated takeoff dataset (2 flights)