2009-10-30 M42 @ TMS
2009-10-30 M42 @ TMS
五天之前曾經拍過,不過水準差強人意,昨晚再接再厲,對焦同埋對極軸做得比上次好,兩分鐘,300mm 不拉線,但係,風勢都幾大,支photoguider 算係咁,相片只有輕微顫動。
canon 400D (mod.) , 300mm F4.OL , ISO 800 , 15x120sec. , P2 filter , dark frame , stacked by DSS .
canon 400D (mod.) , 300mm F4.OL , ISO 800 , 15x120sec. , P2 filter , dark frame , stacked by DSS .
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最後由 anyone 於 週五 30 10月, 2009 23:04 編輯,總共編輯了 4 次。
- PeterPeter
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- 註冊時間: 週四 30 11月, 2006 13:25
Re: 2009-10-30 M42 @ TMS
goodanyone 寫:五天之前曾經拍過,不過水準差強人意,昨晚再接再厲,對焦同埋對極軸做得比上次好,兩分鐘,300mm 不拉線,但係,風勢都幾大,支photoguider 算係咁,相片只有輕微顫動。
canon 400D (mod.) , 300mm F4.OL , ISO 800 , 15x120sec. , P2 filter , dark frame , stacked by DSS .
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Re: 2009-10-30 M42 @ TMS
Good try. If you become more familiar with polar aligning your GP2 photo guider and achieve to the claimed accuracy of 5', you may try 2.5 min or even 3 min unguided. However, the sky light pollution may not allow you to do so.anyone 寫:五天之前曾經拍過,不過水準差強人意,昨晚再接再厲,對焦同埋對極軸做得比上次好,兩分鐘,300mm 不拉線,但係,風勢都幾大,支photoguider 算係咁,相片只有輕微顫動。 :)
canon 400D (mod.) , 300mm F4.OL , ISO 800 , 15x120sec. , P2 filter , dark frame , stacked by DSS .
If windy at that spot, you may walk a few meters up the hill. There are some spots with trees aside to shield the wind. However, the view is not so open.
LT
Re: 2009-10-30 M42 @ TMS
相當不錯, 希望不是我的頭燈令你少了幾幅 [無辜畫圈圈]anyone 寫:五天之前曾經拍過,不過水準差強人意,昨晚再接再厲,對焦同埋對極軸做得比上次好,兩分鐘,300mm 不拉線,但係,風勢都幾大,支photoguider 算係咁,相片只有輕微顫動。
canon 400D (mod.) , 300mm F4.OL , ISO 800 , 15x120sec. , P2 filter , dark frame , stacked by DSS .
參考Hubble: http://www.wwu.edu/depts/skywise/images/m042.jpg後手多多, 希望溫爺不介意 [臉紅紅]
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