File:Rotating earth for twilight.png
預覽大細:601 × 599 像素。 第啲解像度:241 × 240 像素|481 × 480 像素|742 × 740 像素。
原本檔案 (742 × 740 像素,檔案大細:26 KB ,MIME類型:image/png)
檔案歷史
撳個日期/時間去睇響嗰個時間出現過嘅檔案。
日期/時間 | 縮圖 | 尺寸 | 用戶 | 註解 | |
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現時 | 2020年8月25號 (二) 04:45 | 742 × 740(26 KB) | Dr. Greywolf | {{Information |description ={{en|1=This is an image for the purpose of illustrating twilight. N is the North Pole. P is the grounded observer. The blue line indicates what the observer can see if he looks towards the horizon at his east and the one at his west, and is a tangent to Earth at point P. The red arrow indicates the direction of sunlight. It was created using Processing.}} |date =2020-8-25 |source ={{own}} |author =User:Dr. Greywolf }} [[Category:Maps and... |