Sphaera — Directional Sundial

Directional sundial

Dial parameters

d — gnomonic declination (°)

i — inclination (°)

g — orthostyle length (arbitrary units)

size given by

g — orthostyle l — polar style

φ — latitude (°N)

year / epoch

Δλ — longitude correction (°)

Hour-line step

Presets from φ:

Day lines

Custom δ:

Presets are exact for non-integer φ.

No computation yet.