Änderungen

In this paper methods have been worked out according to the book from

In this paper methods have been worked out according to the book from

''Jean Meeus: Astronomical Algorithms, Willmann-Bell, Richmond 2000 (2nd ed., 2nd printing)''

''Jean Meeus: Astronomical Algorithms, Willmann-Bell, Richmond 2000 (2nd ed., 2nd printing)''

a widely accepted text book for astronomic calculations.  

a well known text book for astronomic calculations.  

The calculations are, however, very extensive; for Arduino I chose the simpler PSA.

The calculations are, however, very extensive; for Arduino I chose the simpler PSA.

Implementations and references for both algorithms I found thanks to the code from

Implementations and references for both algorithms I found thanks to the code from