ข้อ 21 :ASTROLOGY: SUNPATH (3) SUN Path

SEASONS AND ECLIPTIC SIMULATION

http://astro.unl.edu/naap/motion1/animations/seasons_ecliptic.html

SUN MOTION

http://astro.unl.edu/naap/motion3/animations/sunmotions.html

http://www.meteo.sm/solare.php

https://www.washingtonpost.com/news/capital-weather-gang/wp/2013/06/20/summer-solstice-2013-northern-hemispheres-longest-day-highest-sun-of-the-year/?utm_term=.b391499f7d5b

http://www.builditsolar.com/SiteSurvey/site_survey.htm

http://regentsearth.com/Tests/End%20of%20Year%20Review%201.html

http://www.regentsearth.com/ILLUSTRATED%20GLOSSARY/CelestialSphere.htm

http://hildaandtrojanasteroids.net/Oct27-10.html