Brutkey

Trammell Hudson
@th@social.v.st

Trying to decide if it is worth including diagrams and formulas in the empty space of my celestial sliderule (now with lunar timekeeping on the reverse side)

two circular slide rules with diagrams showing the spherical triangles for computing bearings and correcting lunar measurements
Trammell Hudson
@th@social.v.st

The SVG is also interactive now! Try dragging the wheels and pointers. Click in the center of the pointer to recenter the reading. https://osresearch.github.io/sunwheel/rule.svg and https://osresearch.github.io/sunwheel/haversine.svg