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Lunar eclipse via iPhone behind a telescope

Lunar eclipse via iPhone behind a telescope
Lunar eclipse via iPhone behind a telescope The sky conditions for this total lunar eclipse on 21 January 2019 were terrible, with clouds and high humidity preventing precise focusing. However, it was good practice for low-light imaging and optical alignment using a short focal length eyepiece.

Technical Details: Camera control app ProCam, telescope optics 70mm f/10 refractor with 10.5 mm orthoscopic eyepiece and no filter. Location: Santa FE, NM Barney Magrath

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