q * Pani = ’ 
: 489 ’ [odie d & 
= + = a « 
a ‘ 
NUEVA HELVETIA. ” 
Determination of time, Murch 16, 1844—altitudes ic the sun. 
“ 
: OBSERVATIONS. 
; nae 
FIRST SERIES. SECOND SERIES. 
oe ro 
*. altitaide es of the Pag of chronometer. | Dou ble altitudes of the | Time of chronometer. 
son 's tower limb. ; sun’s lower limb. : 
é 2 
- min. see. h. min. sec. Deg. min. sec. h. min. see. 
tas a . ee ~ 40 7 48 23.2 44° 2 10 7 72550. +509 
40 00 “48 58.5 44 31 35 51 20.4 
= 50 = «00 49 27.4 44>" 42 00 51 53.0 
#4 «00 10 49 54.0 44 56 30 52 30.4 
A 443 12 40 50 28.6 45 O07 60 53 00.5 
” 
Index error = — 5 sec. 
ey iat > @ 
® RESULT OF CALCULATION. : 
ag ge 
Mean time Retard. 
# : - 
he min sec. A, in. set. 
8 10 39 om 0 19 52.0 
Index error — + 8 sec. 
RESULT OF CALCULATION. ae 
True central altitude Apparent time of transit. Latitude. - 
* ro . min. sec. h. min. sec. Deg. min. sec. 
=, S28. Il 46 55 36. $5 15 
- a ae s + ee 
hand 22d of March = 33° 34’ 42”. 
¥ 
