Calendar and Astronomy Links
Astronomy
Sundials
Calendar History
Calendars
Jewish Calendar
Astronomy:
1. U. S. Naval Observatory, Astronomical Applications Department
Charts and tables for the equinox, lunar conjunction, sunset times, and percent illumination. Also time zones, definitions, astronomical information regarding the time of the crucifixion, the star of Bethlehem and calendar information.2. MoonPhases
Not as accurate as the USNO data, but helpful. Shows visual images for each phase.3. Making a Gnomen, a simple type of sundial which can be used to observe the equinox and solstice.
Black Hawk College, Descriptive Astronomy 101, Shadow Stick Astronomy, Dirunal Motion of the Sun Observed with a Gnomon.
4. The Sun in the sky during the Spring and Fall Equinox in the Northern hemisphere
5. The moon's phases, interactive animated gif and charts.
http://www.astro.wisc.edu/~dolan/java/MoonPhase.html
http://www.aliasoft.com/phases/
6. Eric Weisstein's Astronomy site, including schedule of New Moons.
http://www.treasure-troves.com/astro/NewMoon.html
Sundials:
1. Making a sundial for the northern hemisphere.http://solar.physics.montana.edu/YPOP/Classroom/Lessons/Sundials/sundials.html#L2
2. How to set up a horizontal sundial.
http://www.sundials.co.uk/setup.htm
3. Sundials: dials, placement, construction, finding true north, adjusting for clock time, seasons, zodiac, the tropics.
http://cpcug.org/user/jaubert/jsundial.htm (?)
4. Bob's "Make Your Own Sundial" page, Astronomy Dept, Indiana Univ.
http://www.astro.indiana.edu/personnel/rberring/sundial.html
5. Sundial History.
http://www.time-travel.com/sundial.htm
6. A Brief History of Time, by Chris Weinkopf.
http://www.perseus.tufts.edu/GreekScience/Students/Chris/TIME2.html
7. A Brief History of Sundials.
http://www.bullheadcity.com/sundials_history.htm (?)
8. The North American Sundial Society
9. Portable sundials, "shepherd's sundial".
http://www.shepherdswatch.ca/aquit.htm
10. "Human" sunclocks and sundials.
http://www.argonet.co.uk/education/sunclocks/
11. Sun dials from unique and artistic materials, including using the whole house.
http://www.colorsofindia.com/sundial/concepts.html
12. History and facts about sundials.
http://www.britannica.com/clockworks/sundial.html
13. Sundials on the Internet: Projects, books, societies, pictures, trails, links, purchasing, commissioning, manufacturers, sources, publications.
14. The Queen's College, Cambridge, A vertical sundial.
http://www.quns.cam.ac.uk/Queens/Images/sundial.html
15. A vertical sundial, The Univ. of Wisconsin, River Falls.
http://www.uwrf.edu/sundial/howtoread2.html
16. Historic dials, and dials as works of art, horizontal, vertical and in between.
http://www.sundials.co.uk/~thames.htm
http://www.sundials.co.uk/~cantab.htm
http://www.sundials.co.uk/~hornimn.htm
http://www.sundials.co.uk/tbana.htm
17. The Physics/Astronomy Sundial, showing the path of the equinox and the solstice.
http://www.phys.washington.edu/Department/tour/sundial/
Calendar History:
1. Calendars by L.E. Doggett, Calendars and their history.http://charon.nmsu.edu/~lhuber/leaphist.html
2. Where the (Essene) Community Lived in Jesus's Time, by Bargil Pixner, article from May/June 1997 Biblical Archaeology Review.
"The difference in calendars created a terrible discrepancy in holiday observance, with the Temple authorities and the Essenes celebrating festivals on different days."
http://www.centuryone.com/essene.html
3. Article, "pontifex", from Britannica online showing the popes' claims of authority to regulate the calendar for 1,000 years prior to Christ.
http://www.britannica.com/eb/article?eu=62356essene.html
Calendars:
1. The Calendar Zone, many calendars including the Essene.http://www.calendarzone.com/Religious/
2. Calendars, Babylonian, Jewish, Indian, Iranian, and Moslem.
http://www.friesian.com/calendar.htm
3. Ancient and religious calendar systems, The Near East and the Middle East.
http://www.britannica.com/eb/article?eu=10873 (?)
4. A Messianic Jewish site with an article on the Essene calendar.
http://geocities.datacellar.net/Heartland/Estates/3511/calendar.html
5. Homepage for Calendar Reform, History, Proposals, "World Calendar".
http://personal.ecu.edu/mccartyr/calendar-reform.html
Jewish Calendar:
1. Hebrew Calendar Science and Myths, by Remy Landau.
2. The New Moon in the Hebrew Bible, "The Karaite Korner", The Jewish, non-calculated calendar.
3. The Jewish Calculated Calendar.
4. Jewish Religious Festivals, Fast Days, and Memorial Days, The Jewish Calendar.
6. David Loughran's article on errors in the Jewish calculated calendar, Stewarton Bible School.
7. An Essene Nazarean non-calculated calendar, the Shawui lunar based calendar.
8. JewishGen:Introduction to the Jewish Calendar.
9. Computing the Jewish Calendar, The simplest explanation we have found.
10. Jewish calendar dates through 2002.
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