投稿

Ptolemaeus Plain shadow

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Aug08th 3AM 2017 Partial Lunar Eclipse

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Detecting Crater O at Clavius

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July Moon day by day

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Altair-15 ICE Moon (MA16.6)

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Diaphragm Discussion ( 9+inch vs 12inch )

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Focal Length for Moon shot by APS-C

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Moon on partial cloudy day

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Moon Shot on cloudy day (MA8.4)

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Moon Age 21.9 (MA21.9) by D=114mm Newton Ref

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MA10.6 Copernicus and Gassendi Crater

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MA9.6 Copernicus Archimedes Cassini

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Moon Age 9.6 (MA9.6)

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Moon Age 8.6 (MA8.6)

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Moon Age 6 (MA6)

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