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Поисковые слова: mercury surface
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Comet McNaught - 1/12/07 - over Nagog Pond in Acton, MA



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IMGb4291

taken at 16:51:07 local  1/200 s at f/5.6. ISO 400, 400 mm fl

Submitted by Joseph Kristl on 01/22/2007 11:09:10


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IMGb4302

16:53:39 local time   1/160 s, f/5.6, ISO 400, fl = 180 mm

Submitted by Joseph Kristl on 01/22/2007 11:10:50


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IMGb4308

16:54:59 local  1/100 sec, f/5.6, ISO 400, fl = 400 mm
While Venus appeared somewhat brighter, it was much higher and thus in a considerably darker sky (and not through thin clouds).  My impression at the time was that the comet was brighter than Venus (using calibrated eyeballs...).

Submitted by Joseph Kristl on 01/22/2007 11:11:43


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IMGb4308bw

16:54:59 local  1/100 s, f/5.6, ISO 400, fl = 400 mm
all 3 colors combined in Maxim DL for a monochrome image, then enhance the tail as much as possible
Taken using Canon EOS-20D camera

Submitted by Joseph Kristl on 01/22/2007 11:13:33


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IMGb4339

17:00:22 local  1/60 s, f/5.6, ISO 400, fl = 400 mm

Submitted by Joseph Kristl on 01/22/2007 11:14:52

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