2
3.-186
EXAMINATION FOR ONLY MATES.
(Continued.)
EXAMINATION FOR ONLY MATES.
(Continued.)
At
Appt. T. Ship
4.-186
3
in latitude
longitude
The observed altitude of
at Ship in latitude
was
The Sun's Magnetic Amplitude was
height of eye
fect. Time by a chronometer
Required True Amplitude and Variation.
which was
and
for mean noon at Greenwich
daily
Required the Longitude by Chronometer.
3475