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APPENDIX L.—ASTRONOMICAL' OBSERVATIONS. 153 
. ASTRONOMICAL OBSERV ATIONS— Continued. 
: Double altitudes of Arcturus, in the east. Determination of latitude— Continued. 
Time. Altitudes. ‘Chronometer slow of Time. Altitudes. Deduced latitudes. 
mean time. "OE e S 
m. 8 d. m. & 
j h. h. m. & 8 33 06 84 
e 7 94 39 88 47 40 8 33 48 84 56 00 
7 95. 47 89 16 30 8 34 34 8 04 50 
7 26 40 89 38 50 8; 35. 19 85. 12 
7 ‘27 <84 90 00 50 8 36 05 90 10 
T 28 21 90 21 40 0 58 17.97 8 36 56 85 30 00 33 239 54.4 
T 29 (0M 90 38 40 8 37 45 85 38 
7 99 50 90 57 8 38 40 85 47 50 
7 30 46 91 91 90 : 8 39 29 85 56 50 
UN SSE 095 91 4l 50 8 40 18 86 20 
7 32 23 92 01 40 1.56 .17.57 8 40 59 B6. 12. 90 
4 8 41 48 86 20 40 
Thermometer 54^ Fahrenheit. - 8 49 95 86 96 00 
B. 48 15 30 
Determination of latitude, April 29, B5. — Double altitudes oJ 8 43 59 86 42 00 
Polaris, in the wes 8 44 48 86 49 00 
8 45. 33 86 55 40 33. 329 47 
Time. | Altitudes. Deduced latitudes. Thermometer 549 Fahrenheit. 
m m m E ns Determination of latitude, "m — .— Double altitudes of Pola- 
: i " ME 2 i 
7 935 99 64 32 50 ah na 
Tasi 2 64 32 10 
RC ay os Time. Altivudes: Deduced latitude. 
7 49- B3 64 29 20 33 31 078 
10 LOG 8. m 4 a E 
A N m 10 22 08 € 18 50 
€ € 
7 53 54 64 96 40 10 24 46 64 19 20 
pee | oes HEU 
8 00 90 64 24 40 33 31 99.1 10 1 16 64 ) ) 
8 03 99 64 93 50 Gu ud e 
8 97 99 40 . 
8 07 45 64 92 00 E E , z 
8 10 03 64 91 00 1 08 i ( 
8 12 64 90 10 $i i pe 
8. 15 38 64 19 30 435 sl I1L3 I» a ) 
y 
8 17 34 64 19 00 > 211 
8 19 55 64 18 30 HE X n wW1 . 
8 91 59 64 18 00 Ls 5490. QD 
8 93 56 64 17 90 aces 64 30 50 
8. 95 64 16 40 33 31.045 : i 40 , 30 " 
11 03 38 64 32 20 
o i ] 05 18 € 33 40 
Thermometer 54° Fahrenheit. "nes 64 34 90 33 31 58 
Determination of latitude, April 29, 1854.— Double altitudes of iUm 
Spica er in the east Observations for the vein page re md $ 1854.— Double 
Time. Altitude. Magnetie bearing. 
A m x € 8. © d. m. s. 
10 24 46 64 19 20 N.9 50 00 W. 
Variation of compass, E. 10° 36/ 40", 
