Astronomy
Mohammed flees Mecca for Medina, a flight known as the Hegira. The Islamic calendar begins with this year.
| Sci & Tech Chronology: In the year 622 |
| Wikipedia: 622 |
| Millennium: | 1st millennium |
|---|---|
| Centuries: | 6th century - 7th century - 8th century |
| Decades: | 590s 600s 610s - 620s - 630s 640s 650s |
| Years: | 619 620 621 - 622 - 623 624 625 |
| 622 by topic | |
| Politics | |
| State leaders - Sovereign states | |
| Birth and death categories | |
| Births - Deaths | |
| Establishment and disestablishment categories | |
| Establishments - Disestablishments | |
| Gregorian calendar | 622 DCXXII |
| Ab urbe condita | 1375 |
| Armenian calendar | 71 ԹՎ ՀԱ |
| Bahá'í calendar | -1222 – -1221 |
| Berber calendar | 1572 |
| Buddhist calendar | 1166 |
| Burmese calendar | -16 |
| Byzantine calendar | 6130 – 6131 |
| Chinese calendar | 辛巳年十一月十四日 (3258/3318-11-14) — to —
壬午年十一月廿四日(3259/3319-11-24) |
| Coptic calendar | 338 – 339 |
| Ethiopian calendar | 614 – 615 |
| Hebrew calendar | 4382 – 4383 |
| Hindu calendars | |
| - Vikram Samvat | 677 – 678 |
| - Shaka Samvat | 544 – 545 |
| - Kali Yuga | 3723 – 3724 |
| Holocene calendar | 10622 |
| Iranian calendar | 0 – 1 |
| Islamic calendar | 0 – 1 |
| Japanese calendar | |
| Korean calendar | 2955 |
| Thai solar calendar | 1165 |
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| Shopping: 622 |
| Islamic calendar (lunar calendar) | |
| AH (in archaeology) | |
| red (optics) |
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![]() | Sci & Tech Chronology. History of Science and Technology, edited by Bryan Bunch and Alexander Hellemans. Copyright © 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. Read more | |
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