Sun and Sunspots

Posts involving solar observation and imaging with the DWARF 3, including sunspot groups, solar disk documentation, and white-light photosphere imaging.

July 8, 2026

Shooting Sunspots with the DWARF 3: Gain 0, 1/10000s, and a Telescope Running at 127°F

Three DWARF 3 solar sessions across five days: an exposure bracket at gain 0, an internal filter experiment, and a sunspot complex that dissolved before this post went up. Settings, science, and…
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January 11, 2026

White-Light Solar Imaging with the DWARF 3: Observing and Measuring a Large Sunspot Group

A documented DWARF 3 solar imaging session from December 3rd, 2025. Covers what white-light solar imaging can and cannot show, how sunspot size was measured using DraftSight, and what the observation can…
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Sun and Sunspots

Shooting Sunspots with the DWARF 3: Gain 0, 1/10000s, and a Telescope Running at 127°F

White-Light Solar Imaging with the DWARF 3: Observing and Measuring a Large Sunspot Group