Open Access

Fig. B.3


Eight successive integrations of 1.28 s with a Watec 910HX and 3DNR set to ON at 50% level, during an abrupt correction of the star field centring. The green arrows point towards several faint reference stars. The white arrows point towards ghost images of these faint stars at their first position, fading gradually with time. Bright stars are not affected by the filter.

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