Lyteran calendar

The Lyteran Calendar (also known as 14 Month Calendar) is a calendar system Derived from the Gregorian Calendar with the difference being the year measured as year 0 (508 BC), The date of new years (21 June) and with 14 months instead of 12. The system was adopted to focus more time on the warm, summer months, and to have a unique system. (ex. 2024 AD is 2531-2532 AAC)

Months

There are fourteen months, most have 28 or 27 days, but two months (three in leap years) break this trend. Each month is named after a Greek God, with days of the week remaining the same.

Lyteran Months

Month	Godly Name	Days	Gregorian Equivalent	Abbreviation
Heraion	Hera	28	June 21 - July 18	Her
Poseidon	Poseidon	27	July 19 - Aug 14	Pos
Zeusion	Zeus	28	Aug 15 - Sep 11	Zeu
Demetion	Demeter	27	Sep 12 - Oct 8	Dem
Hephaestion	Hephaestus	28	Oct 9 - Nov 5	Hep
Artemision	Artemis	27	Nov 6 - Dec 2	Art
Hadeion	Hades	28	Dec 3 - Dec 30	Had
Aphroditeon	Aphrodite	27	Dec 31 - Jan 26	Aph
Apollion	Apollo	28	Jan 27 - Feb 23	Apo
Hermeion	Hermes	27 (28 in Leap Years)	Feb 24 - Mar 22	Hem
Athenion	Athena	28	Mar 23 - Apr 19	Ath
Dionysion	Dionysus	27	Apr 20 - May 16	Dio
Aresion	Ares	28	May 17 - Jun 13	Are
Hestiaon	Hestia	7	Jun 14 - Jun 20	Hes

Layout

Date layouts for the Lytera Calendar use the European (dd/mm/yyyy) formatting followed by either the abbreviation PAC or AAC depending on if before or after 508 BC, considered 1 AAC.

Historic Date Converter

3500 BC - Invention of the Wheel in Mesopotamia - 2992 – 2991 PAC
1250 BC - Destruction of Troy VI - 742 – 741 PAC
509 BC - Year Before Classical Athens was Founded - 1 PAC - 0 AAC
508 BC - Year Classical Athens Was Founded - 0-1 AAC
476 AD - Fall of the Western Roman Empire - 983–984 AAC (Sep 4 - Zeu 21 984)
1066 AD - Battle of Hastings - 1573–1574 AAC (Oct 14 - Hep 6 1574)
1453 AD - Fall of Constantinople - 1960–1961 AAC (May 29 - Are 13 1960)
1776 AD - US Declaration of Independence - 2283–2284 AAC (Jul 4 - Her 14 2284)
1789 AD - French Revolution - 2296–2297 AAC (May 5 - Dio 16 2296)
1815 AD - Battle of Waterloo - 2322–2323 AAC (Jun 18 - Hes 5 2322)
1917 AD - October Revolution - 2424–2425 AAC (Nov 6 - Art 1 2425)
1945 AD - End of WW2 - 2452–2453 AAC (Sep 2 - Zeu 19 2453)
1961 AD - Yuri Gagarin is the first in space - 2468–2469 AAC (Apr 12 - Ath 21 2468)
1991 AD - Cold War Ends - 2498–2499 AAC (Dec 26 - Had 24 2499)
2002 AD - Birth of Amelia I - 2509–2510 AAC (Oct 3 - Dem 22 2510)
2010 AD - Foundation of Lytera - 2517–2518 AAC
2017 AD - Lyteran War of the Crown - 2524–2525 AAC (Aug 21 - Zeu 7 2525)
2021 AD - LUNA goes to the Moon - 2528–2529 AAC (July - Heraion/Poseidon)
Fiction Past This Point
2069 AD - Armstrong Outpost on the Moon - 2576–2577 AAC
2103 AD - Lowell City first settlement on Mars - 2610–2611 AAC
2157 AD - Mass Effect's First Contact War - 2664–2665 AAC
2819 AD - Mass Effect Andromeda - 3326–3327 AAC
Fiction Ended
2999 AD - The Longplayer composition is set to finish - 4506–4507 AAC
Speculation
252020 AD - Loihi becomes an island - 252527–252528 AAC
65000002020 AD - The Moon is expected to collide with Earth - 65000002527–65000002528 AAC
292277026596 AD - Numeric overflow in system time for 64-bit Unix systems. - 292277027103–292277027104 AAC

Usage

Users of the Lyteran Calendar currently only include micronations with the most widespread user being the Kingdom of Lytera.

Users

Kingdom of Lytera - Official calendar of the nation, held in equal standing the Gregorian Calendar.
Principality of Pelkesa - Official calendar of the nation, held in equal standing the Gregorian Calendar..