Mars, 16 Sep 2005 : 無料・フリー素材/写真
Mars, 16 Sep 2005 / Robbo-Man
| ライセンス | クリエイティブ・コモンズ 表示-継承 2.1 |
|---|---|
| 説明 | Mars at 54m miles, Mare Cimmerium visible, with lighter Elysium above it, 16 September 2005. 16" arc diameter, 37 degrees phase. Digital camera at 3x zoom coupled to reflector fitted with 4mm Plossl delivering 225x, the maximum practical magnification for this telescope. Stack of 4x1/4s, 1x1/3s and 1x1/6s exposures at f/4.9. Cropped and rotated with Gimp. |
| 撮影日 | 2005-09-30 12:42:26 |
| 撮影者 | Robbo-Man , Bradford, UK |
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