Takeoffs that could not be located:

• Interlaken, Amisbüel — outside the curated takeoff dataset (137 flights)
• Interlaken, Luegibrüggli — outside the curated takeoff dataset (181 flights)
• Niederhorn, nära Interlaken — outside the curated takeoff dataset (26 flights)
• Hinterstoder — outside the curated takeoff dataset (3 flights)
• Unknown takeoff — no linkable takeoff on flightlog.org (9 flights)
• Lanzarote, Mala — outside the curated takeoff dataset (32 flights)
• Fiesch — outside the curated takeoff dataset (10 flights)
• Bassano, Campeggia — outside the curated takeoff dataset (2 flights)
• Veneto-Bassano, Col del Pupolo — outside the curated takeoff dataset (1 flight)
• Lanzarote, Famara Upper start — outside the curated takeoff dataset (5 flights)
• Tinajo — outside the curated takeoff dataset (3 flights)
• Lanzarote, Famara, lower start — outside the curated takeoff dataset (13 flights)
• Lanzarote, Skolebakke ved Tao — outside the curated takeoff dataset (1 flight)
• Lanzarote, el Cuchillo — outside the curated takeoff dataset (2 flights)
• Mürren, Lauterbrunnen — outside the curated takeoff dataset (6 flights)
• Monte Cucco, Sigillo — outside the curated takeoff dataset (12 flights)
• Lanzarote, Tinasoria — outside the curated takeoff dataset (5 flights)
• Aspres-sur-Buëch, St. Apotre — outside the curated takeoff dataset (1 flight)
• Laragne, Chabre — outside the curated takeoff dataset (3 flights)
• Schoppernau, Diedamskopf — outside the curated takeoff dataset (2 flights)
• Dallenwil, Haldigrat — outside the curated takeoff dataset (3 flights)
• Stans, Stanserhorn — outside the curated takeoff dataset (4 flights)
• Laveno — outside the curated takeoff dataset (2 flights)
• Le Treh, Alsace/Elsass — outside the curated takeoff dataset (4 flights)
• Sonchaux, Villeneuve — outside the curated takeoff dataset (1 flight)
• Zillertal, Melchboden — outside the curated takeoff dataset (2 flights)
• Chamrousse — outside the curated takeoff dataset (2 flights)
• St Hilaire du Touvet, Grenoble — outside the curated takeoff dataset (3 flights)
• Rotterdam, Europoort - Maasvlakte (Dunesoaring) — outside the curated takeoff dataset (11 flights)