Welcome to world of the archaeoastoronomy Sorry. Only few pages are availabel in english.

Atlas Celeste de Flamsteed(1776)

Astronomical calculation Solar Eclipse Software (Version 3.80 Aug/7/2023) Lunar Eclipse Software (Version 2.60 Dec/14/2022) How to read JPL CD-ROM for DE200/405/406 True north measurement by Pole star in Ancient How true north was measured by pole star in Ancient China (Youtube)New How true north was measured by pole star in Ancient China (OHP in pdf)New Star Chart The dating methods for the Ancient Star Chartsa (Youtube)New The dating methods for the Ancient Star Charts (OHP in pdf)New Identification of stars in "Uranometria"(1603) by Johann Bayer The oldest Chinese star chart (Around AD626 to 649 ) :Moon's Path Chart Story relating Calendar Harumi and Shichisei Shiyo

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