Position of the Moon by
Spreadsheet
for a year
Select the table 'input': | |
Input (red frames): 1) hour UT, min |
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The table 'calc' performs the calculations,
using a lot of auxiliary variables. Don't edit any
cell. Just ignore it. |
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Select 'elev az' to see data and diagrams of elevation and azimuth. | |
Select 'illum' to see data and diagrams of the illuminated fraction. | |
Select 'distance declin' to see data and diagrams of geocentric distance and declination. | |
Select 'L B' to see data and diagrams of ecliptic longitude and latitude. | |
Select 'sol ecl' to explore solar eclipses. | |
Select 'lun ecl' to explore lunar eclipses. |
The atmospheric
refraction is calculated ("elevRefr") by
1.02/(60*tan(K*(elev+10.3/(elev+5.11))))
Download Excel speadsheet
(Windows und Mac): moon_year.ods (LibreOffice, recommended) Updated! |
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Die Zeitgleichung: Eine einfache Formel zu Sonnenaufgang und Untergang General
Solar Position Calculations (PDF) MICA (Multiliyear Interactive Computer Almanac
1800-2051), US Naval Observatory 2011, no longer
published |