E 174 | 520 
ENCAMPMENT AT VEGAS DE. SANTA CLARA... 
Determiinali ton of latitude, May 12, 1844—altitudes ft Polaris. 
OBSE RVATIONS. 
Double altitudes of Polaris. ~ 
Time of chronometer. 
Deg. min. sec & min. - sec. 
72 05 10 13 
72 05 00 s il 42 
72 05. 20 13 05 
72 04 = (00 26 
72. 4 30 5 40 
a 72 03 30 18 09 
ae ee | 19 —-47 
72 02 45 20 57 
+ 72 02 35 ‘22 00 
72 02 «80 23 10 ie 
coe = este 
Index error = ++ 15 sec. 
RESULT OF CALCULATION, 
True altitude. Mean time. 
. min. sec. i kh. min. ae see. 
’ oe oo. “6 e = 33 
Determination of longitude, May 14, 1844—altitudes of the sun. 
OBSERVATIONS. 
FIRST SERIES. 
SECOND SERIES, 
Double altitudes as the Time of chronometer. Double fe man “8 the | Time of chronometer. 
sun’s lower limi 
2 Tr 4 ‘a we 
_ fh min. see Deg. min. sec. h. 
4 43 0 aGs 93:3. * 5 
44 «10.5 48 45° : 
44 43.2 48 56 ; 
45 13.7 °|| 49° OF. 00 
45 44.5 49 19 20 ~ 
Index error = + 7 
: ex error == ++ 7 sec. ue 
: : 4 ae 
e RESULT OF CALCULATION. 
— rn 
Longitude. 
‘pe ie 
