APPENDIX L.—ASTRONOMICAL OBSERVATIONS. 155 
ASTRONOMICAL OBSERVATIONS Continued. 
Time. Angular distances. | Deduced longitude. Double altitudes of Polaris, in the east. 
À P d. m. s. Hh M & Time. Altitudes. Deduced latitude. 
7 96- 10 98 18 35 
4.97 -5T 98 19 35 
7 99 45 98 20 15 A o?» & m. 8 d. m. s 
7 31 9i 98 90 55 6 30 18.5 8 15 97 4 98 55 
8 17 00 64 99 45 
8 18 41 0 45 
DETERMINATION OF LATITUDE, 8 90 31 64 31 95 
i : EM, 8 93 47 29 16 
Approximate latitude to be used in first computation of time, 8 96 38 64 99 55 
"Pw nw A0. 8 98 95 64 30 95 33 41 42 
Determination of time, May 10,1854.— Double altitudes of Pollux, 
y in the west. 
Stars very dim. 
Time. Altitudes. Chronometer slow of Thermometer 56° Fahrenheit. 
— Observations for the variation of the compass, ed 10, 1854.— 
Double altitude of Polaris in the east. 
À. m. d. E Acc 3 : : 
6 38 94 94 44 95 1 ^3 15:9 Time. Altitude. Magnetic PR 
6.29 33 94 17 05 lu ene 
65 40 99 93 56 55 To 41405 4 
6 41 18 93 5 1 oe 15.5 A dog qo 9L * T MENT ET S 
G 49 X3 93 10 05 To 34-1458 8 83 47 64 29 15 N. 10 50 00W. 
6 43 05 92 E 3 1234 . 
vs apos 
: a rs re 03 : : ode Variation of compass, E. 10° 36' 00”. 
6 45 40 91 44 15 Jo ee PS 
6.46 33 91 22. 55 1" S'ILS 
CAMP FOUR MILES EAST OF THE LOWER CROSS TIMBERS, 
DETERMINATION OF LATITUDE. 
Double altitudes of Arcturus, in the east. 
Determination of time, p» 2 age "oie altitudes of Pol- 
Time. Altitudes. Chronometer slow of | lux n the w 
mean time. 
Time. Altitudes. 
h 8. d. ] m. 8. 
| 6 48 23 94 32 45 3 14.3 E we d d. aS 
d 6 49 99 94 57 05 3 13.8 6 48 02 84 26 95 dbtfl. 
LN 6.90.27 95 3 16.4 6 48 59 84 07 15 
| 6 5L D 95 43 05 3 14.6 6 50 12 : 8S 48 05 
6-bf 5T 96 01 DB tes 6 51 00 £3 18 15 
6 59 53 96 24 35 [o4 DEB 6 51 47 82 58 15 
6 53:47 96 47 35 : 2 I5 T7 6 52 42 82 35 45 
6 34 97 06 05 T 3 2am B S A 82 1 
6 55. 47 97 94 95 , 3 16.6 6 56 40 80 58 05 
6 56.13 97 47 05 1 3 14.6 6 57 30 80 37 15 
6... 58. 25 B0 16 15 
Thermometer 56° Fahrenheit. 
Double altitudes of Arcturus, in the east. 
Determination of latitude, May 10, 1854.—Double altitudes of 
Reg i west. 
ulus, in the 
Time. Altitudes. 
Time. Altitudes. Deduced latitude. 
A. m. g. d. m. s 
6 38 57 96 55 25 
À. m 4 a wt & 9 6 39 51 97 16 35 
8 02 02 104 12 15 L 6 41 21 97 5l 55 
8 03 08 108 47 ]15 6 42 04 98 12 55 
8 04 03 103 965 95 6 42 46 98 29 15 
8 04 49 103 09 05 6 43 24 98 44 25 
: a bed ced a = € ü B 99 6 %5 
5 s n 
8 08 33 101 44 25 $ - - - i 
8 09 18 101. 26 2% 33 41 40 
Thermometer 58° Fahrenheit. 
