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Old 04-07-2014, 08:32 PM
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Quark (Trevor)
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Join Date: Apr 2008
Location: Broken Hill NSW Australia
Posts: 4,110
Saturn July 2nd 2014

Hi All,
Imaged Saturn July 3rd in fair seeing, have attached 1 742nm IR, R & RGB data set along with their polar projections. This was the most productive session I have had for some time with 54 data sets captured and all of them put to good use. Over all I have 5 IR data sets at approx 20 min intervals, 5 R channel data sets at approx 20 min intervals and 4 RGB data sets at approx 20 min intervals.

My animations of these data sets are quite interesting so I have attached them to this message. Of particular interest;
In the 742nm IR animation if you look very closely just above the dark band immediately above the hex, in the adjacent thin light band, there is a dark spot. As this animation consists of all 5 IR data sets at approx 20 min intervals there is a significant amount of rotation captured in this animation. The spot is coming from over toward the following limb and moves past the CM. Initially it is difficult to pick out but it becomes quite apparent when you do find it.
I believe the same feature is also detectable in the R channel animation, it is certainly more difficult to see, somewhat more diffuse, but it is there.

Regards
Trevor
Attached Thumbnails
Click for full-size image (s2014-07-02_10-27_ir_tba.jpg)
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Click for full-size image (s2014-07-02_10-27_polar_tba.jpg)
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Click for full-size image (s2014-07-02_10-33-18_r_tba.jpg)
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Click for full-size image (s2014-07-02_10-33-18_polar_tba.jpg)
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Click for full-size image (s2014-07-02_10-37-48_rgb_tba.jpg)
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Click for full-size image (s2014-07-02_10-37-48_polar_tba.jpg)
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Click for full-size image (s2014-07-02_tba_ir.gif)
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Click for full-size image (s2014-07-02_tba_r.gif)
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