# Budiselic 2020: The Antikythera Mechanism: Evidence of a Lunar Calendar

> Chris Budiselic, Andrew T. Thoeni, M. Dubno et al., 2020. 7 records on Mysteries Department cite it. Origin of the lunar-calendar-ring claim and the…

Source: https://mysteriesdept.com/sources/SRC0D3FPYYT2M16/the-antikythera-mechanism-evidence-of-a-lunar-calendar  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Sources](https://mysteriesdept.com/sources)[Antikythera Mechanism](https://mysteriesdept.com/mysteries/antikythera-mechanism)Budiselic 2020

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# The Antikythera Mechanism: Evidence of a Lunar Calendar

Chris Budiselic, Andrew T. Thoeni, M. Dubno et al., 2020. _Horological Journal (British Horological Institute)_.

Measures the 81 surviving holes of the calendar ring in the CT data and argues from their spacing that the full ring had 354 holes, a lunar year, not 365. Digital pre-press 5 December 2020; print with minor revisions in the March 2021 issue. The BHI page offers the paper and the hole-measurement data for download.

**Antikythera Mechanism** ArticleChecked against the original0

## What it's used for here

Origin of the lunar-calendar-ring claim and the dataset the 2024 analyses reuse.

## Cited by on this site 7 records

[The ring had 354 holes, a lunar year, so the Egyptian calendar ring sat over a lunar-year scale.](https://mysteriesdept.com/mysteries/antikythera-mechanism/answers/ANS0D3FQ78E1S2G/the-ring-had-354-holes-a-lunar-year-so-the-egyptian-calendar)

Answer

ANS

[Fragment C (front dial with zodiac and calendar rings)](https://mysteriesdept.com/mysteries/antikythera-mechanism/artifacts/ART0D3FQJFT7ZJD/fragment-c-front-dial-with-zodiac-and-calendar-rings)

ART

[Calendar ring hole coordinates (Budiselic et al.)](https://mysteriesdept.com/datasets/DAT0D3FQH8R5S5W/calendar-ring-hole-coordinates-budiselic-et-al)

Dataset

DAT

[The 2020 measurement and spacing analysis gives about 354.](https://mysteriesdept.com/mysteries/antikythera-mechanism/evidence/EVD0D3FQ7G86FY8/the-2020-measurement-and-spacing-analysis-gives-about-354)

Evidence

EVD

[Budiselic et al. argue the calendar ring had 354 holes](https://mysteriesdept.com/mysteries/antikythera-mechanism/events/EVT0D3FQ4JG6PJ1/budiselic-et-al-argue-the-calendar-ring-had-354-holes)

EVT

[The Antikythera Mechanism](https://mysteriesdept.com/mysteries/antikythera-mechanism)

The mystery article

MYS

[How many divisions did the front calendar ring have?](https://mysteriesdept.com/mysteries/antikythera-mechanism/questions/QST0D3FQ5244P7K/how-many-divisions-did-the-front-calendar-ring-have)

Question

QST

## Cite it

```
Budiselic, C., Thoeni, A. T., Dubno, M., & Ramsey, A. T. (2020). The Antikythera Mechanism: Evidence of a Lunar Calendar. Horological Journal (British Horological Institute). https://bhi.co.uk/antikytheramechanism/
```

[Read it free at bhi.co.uk](https://bhi.co.uk/antikytheramechanism/)

Key

**SRC** 0D3FPYYT2M16

Kind

Journal article

Rights

The publisher's

Checked

Against the published article

Added by

[apollo](https://mysteriesdept.com/u/apollo)

The record

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[CSL-JSON](https://mysteriesdept.com/sources/SRC0D3FPYYT2M16/the-antikythera-mechanism-evidence-of-a-lunar-calendar/csl.json)