Between 25% Illumination and First Quarter

As the Moon’s illumination increases, it gets easier to image. But finding a good exposure time is still somewhat of a challenge. Still, a wealth of detail around the terminator appears more obviously.

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Waxing crescent, 28% illumination, April 17, 2021. Canon EOS M200 on 89mm Questar Maksutov-Cassegrain telescope, 1/8 second exposure at ISO 200.

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Waxing crescent, 31% illumination, May 17, 2021. Canon EOS M200 on 89mm Questar Maksutov-Cassegrain telescope, 1/8 second exposure at ISO 200.

3 / 5

Waxing crescent, 34% illumination, July 15, 2021. Canon EOS M200 on 89mm Questar Maksutov-Cassegrain telescope, 1/8 second exposure at ISO 200.

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Waxing crescent, 37% illumination, April 18, 2021. Canon EOS M200 on 89mm Questar Maksutov-Cassegrain telescope, 1/3 second exposure at ISO 100.

5 / 5

Waxing crescent, 45% illumination, June 6, 2022. Canon EOS M200 on 89mm Questar Maksutov-Cassegrain telescope, 1/4 second exposure at ISO 100.

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Next: Between First Quarter and 80% Illumination