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Comet C/2009 P1 (Garradd) at M 71 (animation)
| This short animation is made from 8 individual LRGB frames, 1 min. exp. time in each channel. Taken between 23:32 UT on August 26th (first frame) and 1:12 UT on August 27th 2011 (last frame). Due to unstable atmospheric conditions the color and brightness of individual frames change from frame to frame. |
Technical Details: |
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| Optics: | 12" ASA Astrograph at F/6.8 |
| Mount: | ASA DDM 85 |
| Camera: | SBIG STL-11000M |
| Filters: | Astronomik LRGB filters |
| Dates/Times: | 26/27 August 2011 |
| Location: | Rozhen |
| Exposure Details: | L = 1 min., R = 1 min., G = 1 min.,B = 1 min. (each of 12 frames) |
| Subexposures: | 1 minute |
| Acquisition: | CCD Soft |
| Processing: | PixInsight, Photoshop CS |
