Thread | Brutkey

Now that y'all know the basics of celestial navigation, how about trying my latest printable slide rule to calculate the Computed Height of a star given your latitude, the star's declination, and the hour angle between your positions? https://trmm.net/navwheel/

Two faces of a circular slide rule, one with logarithmic spirals and one with haversine spirals

Trammell Hudson
@th@social.v.st

I typoed "slidewheel" and now think that is what circular slide rules should be called.

circular slide rule sitting on a table of numbers. it has various nomograms for adjusting sextant measurements