Credits and links

Credits:

Thanks to:

Christopher Curtis who inspired me programming this library by his script "Weather Decoder"
Arash Partow for his open source Global Airport Database
John Woodside for use of his ICAO World Airfield Catalogue
Gina Wiesmann for helping me with english translations
Dr. Roland Brodbeck for his approximation technique used for sunrise/sunset
Dr. Dirk Husfeld and
Christine Kronberg for calculating and providing moon phase data

Useful links:

http://www.maa.agleia.de - The Munich Astro Archive
http://www.astronomie.info - Astronomie in Deutschland, Schweiz und Österreich
http://www.curtisfamily.org.uk - Weather Decoder
http://www.partow.net/miscellaneous/airportdatabase - The Global Airport Database
http://www.homepages.mcb.net/bones - Bones Aviation Page
http://www.atmosphere.mpg.de - Atmospheric Chemistry
http://www.aviationweather.gov - AWC - Aviation Weather Center
http://www.meteocentre.com - Centre Meteo UQAM Montreal
http://www.wikipedia.org - Wikipedia
http://www.noaa.gov - National Oceanic & Atmospheric Administration
http://www.wetterklima.de - Wetter + klima news