NEW YEAR’S EVE CAMP. 
Determination of longitude; December 31, 1843—altitudes of a Cygni. 
oe 
OBSERVATIONS. . 
FIRST SERIES. SECOND SERIES. 
~ ——— 
Double altitudes of - Time of chronometer. || Double altitudes of | Time of chronometer. 
a Cygni. : a 
© . Deg. min. sec. h. min. sec Deg. min. sec h. min. sec 
76. 32 “46 7 19 318 74 U4 60 Te Siz 
ig od 22 01.0 St 38 27. 38.0 
a 7 19 00 23. 16.5 73, 36 40 28 
74 59 40 24 17.0 8-18. 36 29 30.5 
74°97 85 * 25° 24,5 18°230RS 35 30 21.6 
4 Index error ==4}-'1-inin. 40 sec. 
————— RESULT OF CALCULATION. 
Mean time. Advance. Longitude. 
: h.- min. sec. _ hh. min. see. 
. 37 ©. O90 08.8 
ai eK S 
& CAMP NEAR THE MUD LAKE. 
Determination of lonigitude, January 3, 1844—altitudes ofa Be a ; 
Ed OBSERVATIONS. 
: Time of chronometer. 
oe ae 
S08 bax 
5 10 07.0 
"ae 11 29.0 
12 34.0 és 
ais 13 43.0 
Index error = 4 1 min 45 sec 
RESULT OF CALCULATION. 
