Exciting preview of the 2009 Astronomy Year live broadcast of the total solar eclipse, 2009 solar eclipse, total solar eclipse, solar eclipse timing.

The rare total solar eclipse that occurred on July 22, 2009, in our country lasted for over six minutes and is considered one of the most spectacular celestial phenomena visible to Chinese people in the 21st century. At that time, the National Astronomical Observatories of the Chinese Academy of Sciences, Microsoft Research Asia... The basic situation of the total solar eclipse observation point in Lhasa is as follows: taking the observation point at 29°65′45″N, 91°11′91″E (approximately the coordinates of the Potala Palace) as an example, the initial phase of the eclipse began at 8:02:28.8 with an elevation angle of 10°, the maximum phase occurred at 9:01:30.1 with an elevation angle of 22.4°, and the final phase ended at 10:07:16.7 with an elevation angle of 36.5°.