Takeoffs that could not be located:

• Unknown takeoff — no linkable takeoff on flightlog.org (634 flights)
• Stockholm, Järfälla, Barkarbyfältet — outside the curated takeoff dataset (19 flights)
• Laragne, Sederon — outside the curated takeoff dataset (11 flights)
• Saint Jean Montclar (Belvédère) — outside the curated takeoff dataset (4 flights)
• Laragne, Chabre — outside the curated takeoff dataset (17 flights)
• Bassano, Costalunga — outside the curated takeoff dataset (5 flights)
• Bassano, Stella Alpina - Camillo (Gresstarten) — outside the curated takeoff dataset (14 flights)
• Stockholm, Tyresö, Klövberget — outside the curated takeoff dataset (7 flights)
• Stockholm, Täby, Arninge, Ullnabacken Nord — outside the curated takeoff dataset (25 flights)
• Tenerife, Taucho — outside the curated takeoff dataset (10 flights)
• Tenerife, Ifonche — outside the curated takeoff dataset (3 flights)
• Enköping, Myrsjö — outside the curated takeoff dataset (28 flights)
• Krusevo, Meckin Kamen — outside the curated takeoff dataset (23 flights)
• Stockholm, Sätrastrandshanget — outside the curated takeoff dataset (13 flights)
• Tenerife, Tierra del Trigo (El Tanque) — outside the curated takeoff dataset (5 flights)
• Bassano, Col del Pupolo "Da Bepi" (teppestarten) — outside the curated takeoff dataset (2 flights)
• Bassano, Cima Grappa (panettone) TV — outside the curated takeoff dataset (2 flights)
• Laragne, Buc Sederon — outside the curated takeoff dataset (3 flights)
• Tenerife, Teide, Valle de Güimar — outside the curated takeoff dataset (2 flights)
• Arafo, Upper Takeoff — outside the curated takeoff dataset (1 flight)
• Stockholm, Tullinge, Hamra grustag — outside the curated takeoff dataset (21 flights)
• Enköping, Vånsjö — outside the curated takeoff dataset (18 flights)
• Treskavec — outside the curated takeoff dataset (1 flight)
• Alicante, Palomaret — outside the curated takeoff dataset (7 flights)
• Parcent, Coll de Rates — outside the curated takeoff dataset (1 flight)
• Södertälje, Tvetafältet — outside the curated takeoff dataset (15 flights)
• Stockholm, Tumba, Uttran — outside the curated takeoff dataset (14 flights)
• Tenerife, Ladera de Guimar — outside the curated takeoff dataset (3 flights)
• Galichica - Ohrid — outside the curated takeoff dataset (1 flight)
• Enköping, Härkeberga — outside the curated takeoff dataset (19 flights)
• Kåseberga — outside the curated takeoff dataset (1 flight)
• Annecy, Montmin, Col de la Forclaz — outside the curated takeoff dataset (8 flights)
• Gourdon, Kennedy — outside the curated takeoff dataset (1 flight)
• St Vincent les Forts — outside the curated takeoff dataset (1 flight)
• Col de Forclaz- Montmin — outside the curated takeoff dataset (8 flights)
• Annecy, Talloires, Planfait — outside the curated takeoff dataset (1 flight)
• Semnoz - Viuz Chatillion, Leschaux — outside the curated takeoff dataset (1 flight)
• Algodonales, Sierra de Lijar, "Poniente" W — outside the curated takeoff dataset (6 flights)
• Andalucia , Matalascañas — outside the curated takeoff dataset (2 flights)
• Andalucia, El Bosque — outside the curated takeoff dataset (3 flights)
• Åre, Mörvikshummeln — outside the curated takeoff dataset (1 flight)