Trifid nebula : 無料・フリー素材/写真
Trifid nebula / madmiked
| ライセンス | クリエイティブ・コモンズ 表示-継承 2.1 |
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| 説明 | Location: Shady Pines Campground, Savoy, MassachusettsCamera: Hutech Modified Canon Rebel XTTelescope: Celestron Ultima 8 with PECFocal Length: 2000mmExposure: 9x360 seconds (54 minutes)ISO: 1600Calibrated with dark frames.Processed using MaxDSLR and Photoshop.The wind was causing a little bit of problems, so you can see the stars are not perfectly round. |
| 撮影日 | 2012-07-24 00:46:44 |
| 撮影者 | madmiked , Forest Hills, NY |
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