Leap-year Observation Spotlight of February 27 and 28

金山巨石群 閏年観測のスポット光

Kanayama Megaliths Leap-year Observation Spotlight of February 27 and 28

The topic of this post at the Kanayama blogsite is the leap-year observation at Stone b  in Iwaya-Iwakage. It takes place on 10/14 and 10/15 and is repeated on 2/27 and 2/28.   The photos for 2/27 and 2/28, when the light returns to the stone, are shown .

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Of further interest is the ongoing study of the 128-year leap-year cycle. The  measurement of 6 cm was recorded. 

52 years have elapsed in the current 128-year cycle of the Kanayama Megaliths calendar. It will next be revised around the year 2094, 76 years from now. We consider the position of the light (in the photo) is as expected. This is in accordance with the theory described in the Guidebook, page 66, as shown at the top of this page.

The post’s concluding remarks were:

Although it is still cold this year, since the sun is steadily heading for spring, there is nothing to worry about. People in the Jomon period must have grasped the changing period of vegetation as well. Nevertheless, their power to build such a calendar building is great ….

 

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