647 Guide, Meaning , Facts, Information and Description
| Years: 643 644 645 646 - 647 - 648 649 650 651 | |
| Decades: 610s 620s 630s - 640s - 650s 660s 670s | |
| Centuries: 6th century - 7th century - 8th century | |
Events
- The Cheomseongdae astronomical observatory is constructed in Silla around this time.
This is an Article on 647. Page Contains Information, Facts Details or Explanation Guide About 647