APPENDIX L.—ASTRONOMICAL OBSERVATIONS. 
115 
ASTRONOMICAL OBSERVATIONS—Continued. 
SAND HILLS, FOUR MILES EAST OF THE OJO DEL 
CUERBO. 
Detennination of time, February 27, 1854 .—Double altitudes of 
the Sun’s upper limb. 
CAMP IN CANON NEAR SOUTH POINT OF GUADA¬ 
LUPE MOUNTAINS. 
Thermometer 69° Fahrenheit. 
Thermometer 78° Fahrenheit. 
NEAR THE GUADALUPE MOUNTAINS, ("WEST SIDE.) 
Determination of time, February 28, 1854 .—Double altitudes of 
the Sun’s upper limb. 
Altitudes. 
NEAR THE SOUTH POINT OF THE GUADALUPE MOUNT¬ 
AINS—EAST SIDE. 
Determination of time, February 28,1854 .—Double altitudes of 
the Sun’s upper limb. 
Altitudes. 
h. m. 
10 40 
10 41 
10 42 
10 43 
10 43 
10 44 
10 44 
30 
08 
50 
24 
58 
91 
91 
92 
92 
92 
23 
38 
47 
54 
03 
11 
18 
Thermometer 78° Fahrenheit. 
20 
00 
30 
30 
40 
00 
10 
h. m. 
2 00 
2 01 
2 02 
2 02 
2 03 
2 04 
2 04 
49 
40 
22 
54 
39 
14 
53 
d. 
84 
83 
83 
83 
83 
83 
82 
00 00 
47 00 
36 30 
26 20 
13 30 
03 20 
52 40 
Thermometer 78° Fahrenheit. 
NEAR THE SOUTH POINT OF THE GUADALUPE MOUNT¬ 
AINS—EAST SIDE. 
DETERMINATION OF LATITUDE. 
CAMP EAST SIDE OF THE GUADALUPE MOUNTAINS — 
PINERY. 
Determination of time, February 28, 1854 .—Double altitudes of 
the Sun’s upper limb. 
Time, p. m. 
h. m. s. 
2 00 49 
2 01 40 
2 02 22 
2 02 54 
2 03 39 
2 04 14 
2 04 53 
Altitudes. 
d. m. 
P4 00 
83 47 
83 36 
83 26 
83 13 
83 03 
82 52 
00 
00 
30 
20 
40 
20 
40 
Thermometer 78° Fahrenheit. 
DETERMINATION OF LATITUDE. 
Determination of time, March 1, 1854 .—Double altitudes of 
Sirius, in the east. 
Time. 
h. m. 
6 57 
6 59 
7 01 
7 02 
7 03 
7 04 
Altitudes. 
41 
10 
17 
29 
36 
d. m. s. 
81 12 10 
81 22 30 
81 33 30 
81 40 10 
81 46 00 
81 50 10 
