660 BC

660 BC in various calendars
Gregorian calendar	660 BC; DCLX BC
Ab urbe condita	94
Ancient Egypt era	XXVI dynasty, 5
- Pharaoh	Psamtik I, 5
Ancient Greek era	30th Olympiad (victor)¹
Assyrian calendar	4091
Balinese saka calendar	N/A
Bengali calendar	−1252
Berber calendar	291
Buddhist calendar	−115
Burmese calendar	−1297
Byzantine calendar	4849–4850
Chinese calendar	庚申年 (Metal Monkey); 2038 or 1831; — to —; 辛酉年 (Metal Rooster); 2039 or 1832
Coptic calendar	−943 – −942
Discordian calendar	507
Ethiopian calendar	−667 – −666
Hebrew calendar	3101–3102
Hindu calendars
- Vikram Samvat	−603 – −602
- Shaka Samvat	N/A
- Kali Yuga	2441–2442
Holocene calendar	9341
Iranian calendar	1281 BP – 1280 BP
Islamic calendar	1320 BH – 1319 BH
Javanese calendar	N/A
Julian calendar	N/A
Korean calendar	1674
Minguo calendar	2571 before ROC; 民前2571年
Nanakshahi calendar	−2127
Thai solar calendar	−117 – −116
Tibetan calendar	阳金猴年; (male Iron-Monkey); −533 or −914 or −1686; — to —; 阴金鸡年; (female Iron-Rooster); −532 or −913 or −1685

Millennium:	1st millennium BC
Centuries:	8th century BC; 7th century BC ; 6th century BC;
Decades:	680s BC; 670s BC; 660s BC ; 650s BC; 640s BC;
Years:	663 BC; 662 BC; 661 BC; 660 BC ; 659 BC; 658 BC; 657 BC;

The year 660 BC was a year of the pre-Julian Roman calendar. In the Roman Empire, it was known as year 94 Ab urbe condita . The denomination 660 BC for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.

Events

Extreme solar particle event comparable with the event detected at AD 774/775^[1]^[2]
February 11 - The accession date of the first Emperor of Japan, Emperor Jimmu, converted from the Japanese imperial year as calculated by the dates in the Nihon Shoki.

Births

Deaths

Duke Cheng of Qin, ruler of the state of Qin

References

^ Ian Sample (March 11, 2019). "Radioactive particles from huge solar storm found in Greenland". The Guardian. Retrieved March 14, 2019.
^ Paschal O'Hare (2019). "Multiradionuclide evidence for an extreme solar proton event around 2,610 B.P. (~660 BC)". Proceedings of the National Academy of Sciences. 116 (13): 5961–5966. Bibcode:2019PNAS..116.5961O. doi:10.1073/pnas.1815725116. PMC 6442557. PMID 30858311.

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[1] Ian Sample (March 11, 2019). "Radioactive particles from huge solar storm found in Greenland". The Guardian. Retrieved March 14, 2019.

[2] Paschal O'Hare (2019). "Multiradionuclide evidence for an extreme solar proton event around 2,610 B.P. (~660 BC)". Proceedings of the National Academy of Sciences. 116 (13): 5961–5966. Bibcode:2019PNAS..116.5961O. doi:10.1073/pnas.1815725116. PMC 6442557. PMID 30858311.

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