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Python脚本-帮助理解地理知识:为什么赤道和南北极看到的恒星数量不一样?

  • 2026-07-01 16:47:51
Python脚本-帮助理解地理知识:为什么赤道和南北极看到的恒星数量不一样?
娃提出一个问题，为什么赤道上看到的恒星多过在南北极看到的恒星？
这个问题需要有一个跳出地球的视角更好理解，因此求助豆包提供了一段python脚本，生成以下3D视图和HTML文件，这样就更好理解了。
我的理解：
站在赤道上，因为地球的自转与公转，仰望的视角会扫过天球几乎所有区域（不是短时间／而时一年内）；而站在两极上，不管地球怎么自转／公转，仰望的视角总是只能看到北方或南方的天空，地平线以下是怎么也看不到的。
代码链接：https://gitee.com/cszhaoqm/code-by-ai/blob/master/celestial_sphere.py
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  8. SELECT * FROM `article` WHERE `id` = 497465 LIMIT 1 [ RunTime:0.007717s ]
  9. UPDATE `article` SET `lasttime` = 1783006001 WHERE `id` = 497465 [ RunTime:0.001434s ]
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  11. SELECT * FROM `article` WHERE `id` < 497465 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.002489s ]
  12. SELECT * FROM `article` WHERE `id` > 497465 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.013897s ]
  13. SELECT * FROM `article` WHERE `id` < 497465 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.038463s ]
  14. SELECT * FROM `article` WHERE `id` < 497465 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.002930s ]
  15. SELECT * FROM `article` WHERE `id` < 497465 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.011848s ]
0.416946s