Hunebedden (Dutch dolmens) in proportion

About orientation patterns with hunebedden (in European context)

Astronomical charts

Abbreviations: Sol = Solstice, Mas = Major moon standstill, Mis = Minor moon standstill, Nth = Nothern, Sth = Southern

Atmospherical refraction: 0,57°
Inclination ecliptica: 24,03° (about 3000 BC.)
Maximal declination deviation moon: 5,15°
Declination Sol: +/- 24,03°
Declination Mas: +/- 29,18°
Declination Mis: +/- 18,88°

Approach:


Solstitia per latitude:

Moon standstills per latitude

Rising of α-Crux per latitude and timespan [12.1]