Group 1 - The core event of the year, the Ursid meteor shower, will reach its peak on December 23 at 0:00, with a ZHR (Zenithal Hourly Rate) of approximately 10 [1][3] - The meteor shower is expected to be visible in the Northern Hemisphere due to its radiant point being near the North Celestial Pole, making it observable almost all night [3] - The best viewing time in Guangzhou is from 0:00 to 6:05 on December 23, as there will be no moonlight interference during the later hours of the night [1][3] Group 2 - The Ursid meteor shower is a recurring event that has been recorded in China since 1449, originating from the periodic comet 8P/Tuttle, which has a cycle of 13.6 years [3] - The meteor shower's active period lasts from December 17 to 26, with a typical ZHR of 10, but can occasionally reach up to 50 [3] - Observers are advised to choose open areas at least 20 kilometers away from city lights, use the naked eye for scanning the sky, focus on the northern direction, and note that conditions improve as dawn approaches [5]
今年最后一个流星雨，要来了！广州最佳观赏时间确定
Huan Qiu Wang Zi Xun·2025-12-22 01:37