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Angular filtering clearly brings out jet structures in the core, note the prominent thin jet in the direction to north of the core. In contrast to rotational gradient filtering there are no artefacts in the tail region
[filesize 124 KB]
| 20.05.2004 Comet Neat (C2001 Q4), CCD-camera2 , Harpoint observatory, 50cm RC f=4m, 10min exposed Angular filtering clearly brings out jet structures in the core, note the prominent thin jet in the direction to north of the core. In contrast to rotational gradient filtering there are no artefacts in the tail region [filesize 124 KB] |
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