Die benutzten, astronomischen Algorythmen wurden aus diesem Buch entnommen Astronomical Algorithms (2nd edition) von Jean Meeus und von Astronomy on the Personal Computer (4th edition) von Oliver Montenbruck und Thomas Pfleger.
Distance to horizon Kalkulation, mit Refraktion, basierend auf der Formel gegeben von Andrew T. Young.
Alle Finsternis-Informationen stammen von der Website der NASA. Die Finsternis-Vorhersagen stammen von Fred Espenak, NASA/GSFC Emeritus.
Das Algorythmus Cluster für die Gruppierung der Pins in der POI-Ansicht basiert auf dem Algorythmus von Applidium.
Die magnetische Kalkulation wurde kalkuliert mit the World Magnetic Model WMM2015.
Die NPF Regel zur Berechnung der max. Belichtungsdauer um Sterne als Punkte darzustellen wurde von Fréderic Michaud für die Société Astronomique du Havre entwickelt.
Zeitzonen- und Höhenlagen-Daten erhalten von geonames.org.
Points of Interest verbunden mit Wikipedia und Panoramio Webseiten.
Die Finsternis-KML-Dateien stammen von Xavier M. Jubier.
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