Solar observing hints, Observing deep sky objects, Seeing conditions – Celestron C100ED-R User Manual

Page 38: Transparency, Sky illumination, Seeing

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Solar observing hints, Observing deep sky objects, Seeing conditions | Transparency, Sky illumination, Seeing | Celestron C100ED-R User Manual | Page 38 / 67 Solar observing hints, Observing deep sky objects, Seeing conditions | Transparency, Sky illumination, Seeing | Celestron C100ED-R User Manual | Page 38 / 67
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