The Dot That Refused the Stars

A browser-made teaching reconstruction inspired by Clyde Tombaugh’s blink-comparator method — not an original photographic plate.

Comparator calibration

Teach your eye the jump.

Alternate A and B. Most points hold still. One bright test point steps sideways.

Choose A and B, or hold the blink control.

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Comparator at rest

The fallback keeps the instrument visible; enable JavaScript to compare the two reconstructed exposures, mark the moving point, and test its path.

Browser-made teaching reconstruction inspired by Clyde Tombaugh’s method. No original plate is shown.