The Antikythera Mechanism Episode 11 - Inscribing The Back Plate - Part 1

Hi Folks,

Pack your sandals for the Hellenistic world, and be sure to bring the translator! We're off to learn about the Metonic calendar...

παρακαλώ απολαύστε!

Cheers, Chris.

ps be sure to subscribe to the clips channel: https://youtube.com/clickspringclips

________________________________________________________

A very special thank you to Patrons:

Sinking Valley Woodworks (http://www.sinkingvalleywoodworks.com) Glenn Trewitt Christopher Warnock Guy Loughridge Peter John Richardson Adam Slagle Thomas Veilleux Robin Haerens Charles Frodsham & Co. C. A. Patrick Voigt Mark Coburn Bogdan Dan Steven R. Crider Gary Levario Pete Askew Jeff Armstrong Rudolph Bescherer Jr Robert Petz Ralph McCoy Jim Popwell Bradley Pirtle Alan Carey PaxAndromeda John A McCormick Thomas Eriksen Michael Hardel Tim Ball Dominik Rogala Xanadu-King Eric Witte Peter Grant Michener Jonathan Teegarden ________________________________________________________

References:

http://hist.science.online.fr/antikyt... - Counting Months and Years: The Upper Back Dial of the Antikythera Mechanism1 M.T. Wright 2005

https://www.jstor.org/stable/20191159 - "IG" XII, 1 913: An Astronomical Inscription from Hellenistic Rhodes - Alexander Jones 2006

https://www.sciamvs.org/files/SCIAMVS... The Keskintos Astronomical Inscription Text and Interpretations - Alexander Jones 2006

https://www.nature.com/articles/natur... - Calendars with Olympiad display and eclipse prediction on the Antikythera Mechanism - Freeth et al 2008

https://www.atnf.csiro.au/people/atzi... X-ray Tomography of the Antikythera Mechanism - Andrew Ramsey 2012

https://link.springer.com/article/10.... On the epoch of the Antikythera mechanism and its eclipse predictor - Carman & Evans 2014

https://journals.plos.org/plosone/art... Eclipse Prediction on the Ancient Greek Astronomical Calculating Machine Known as the Antikythera Mechanism - Freeth 2014

https://journals.sagepub.com/doi/10.1... - The Antikythera Mechanism: the CONSTRUCTION of the METONIC POINTER and the back PLATE spirals - M. ANASTASIOU et al 2014

https://www.brepolsonline.net/doi/10.... The Back Dial and Back Plate Inscriptions - Anastasiou et al 2016

https://www.brepolsonline.net/doi/10.... - The Back Cover Inscription - Bitsakis/Jones 2016

http://www.jstor.org/stable/10.2972/h... The Calendar on the Antikythera Mechanism and the Corinthian Family of Calendars – Iversen 2017

https://doi.org/10.1057/s41599-018-02... Revising the eclipse prediction scheme in the Antikythera mechanism - Freeth 2019

https://link.springer.com/article/10.... The Back Plate Inscription and eclipse scheme of the Antikythera Mechanism revisited - Iversen/Jones 2019

https://www.researchgate.net/publicat... "The Antikythera Mechanism, Rhodes, and Epeiros" - Iverson, P 2020

Lunisolar Calendar: https://en.wikipedia.org/wiki/Lunisol...

Intercalation: https://en.wikipedia.org/wiki/Interca...)

Intercalary Year: https://en.wikipedia.org/wiki/Leap_year

Metonic Cycle: https://en.wikipedia.org/wiki/Metonic...

Callippic Cycle: https://en.wikipedia.org/wiki/Callipp...

Variability of ancient Greek Calendars: https://en.wikipedia.org/wiki/Ancient...

Plutarch, on the start of the lunar month: http://www.perseus.tufts.edu/hopper/t...