y * Pig ei + 
"s J & 495 A -.' c 14], 
» ENCAMPMENT ON aan TRIBUTARY TO SAN JOAQUIN RIVER. 
Determination of longitude, April 3, Wh dis qlee 4 of Arcturus, 
+ OBSERVATIONS. * a 
-_ t *, 
# FIRST SERIES. SECOND SERIES. 
be EERE 2 2 
Double altitudes of Time of chronometer. Double altitudes of | Time of chronometer. 
Arcturus. Arcturus. 
| : . ” 7 
Deg. min. sec h. min. — sec. Deg. min. see. h. min. — sec. 
S@ 43° -.50 8 90 48.5 -54 00 | 8 05 §2.5 % 
53 12 25 | 2 02.0 55 682 06 64.0 
5 38 00 03 06.0 55 34 15 ae 07 58.6 
' 54 01 00 04 04.4 55,:.56...30. gee 08 58.0 
Ba 04 ~~. «58.4 56 26 30 10 10.5 
bal ‘ 
RP PE I Be a ae eT e+ 
* . = _ 15 sec. ‘ a 
: * 
RESULT OF CALCULATION. 
% t 
_ Mean time. Retard. | Longitude. 
¥ * | 
2 | 3 \ 
min. see | he min. sec. | Deg. min. see. 
e:<36 4% 0 “8 3 120 58 
‘ | ‘ 
ENCAMPMENT ON SAN JOAQUIN. RIVER, © a 
Deter mination of latitudes April 4, Lt ltudeah Polar re 
= OBSERVATIONS. . A a 
eee eT tie it Re ‘ pitas 
~» Double altitudes of Bolaris. 4 Time of chronometer. 
« . : 
; eae be = = 
Deg. min. © sec. a in dee. 
1% ie 53 i 20 ‘ 7 ‘i 26 28 + 
ot een). eds 
St” BO —p0 29 
72 50 pO “ 31 57 
72 650 00 133 9 84 ; 
= 4 45 ¢ “2885 O16 
vs 4 47 10 “36 52 
. ; 72 467 16 a” 33 
; : ee 393 
2 44 20 27 
S aie "RESULT OF CALCULATION. 
aa * ee 2 = | Pe 
aa Deg. min. sec. «5. san ee. ‘i 
36 23 4 8 06 27 . 
——— 
