Weems & Plath NC-2200 Tamaya Navigation Calculator
Simple operation with built-in programs
Course and Distance computation
Dead Reckoning computation
Great Circle computation
Meridian Passage computation
Convenient conversions for HMS and to HHH
Long term Nautical Almanac for the Sun, Moon, Venus, Mars, Jupiter, Saturn and 63 stars. The built-in Almanac is usable until 2100, it is good with accuracy better than 0'.2.
Twilight Time mode computes time of rise or set, age and azimuth for the Moon.
Prediction/Identification mode computes azimuth and altitude for all celestial bodies and displays any usable bodies above the horizon.
(AAA Batteries not included)