si Ail a ia 8 
SCALP CAMP, ON ‘THE SPANISH TRAIL, 
Dederepoation. of: longitude, April 25, 1844—altitudes of ircturus. 
ae OBSERVATIONS. 
; _ FIRST SERIES. SECOND axnree. : 
= + 
Double altitudes of || Time of chronometer. Double altitudes of Time of chronometer. 
Arcturus, ; Arcturus. } 
3 -| 
‘ Deg. min. be. © h. min. 8 Deg. min. sec. h. min. 
78 43 ©50 T° 43 80 47 35 7 38 14. 7 
7 TW HO if 344 Si ‘tl Feo 17 | AS65 
79 41 ‘45 _ # 13 33.7 81 42 45 18 30.0 
80 03 236 3 te 28:0 82 10 © 30 19 40.0 
80 24 15 a 15 19.0 82 30 50 20 26:7 
. © ? ‘Index error = an 7 sec. $ 
A ie 
RESULT OF CALCULATION. 
© SS ie 
Mean _ time. Ps _ Retard. + Longitude. ™ : 
- R Wan. “Ste. ha ee ‘ 
ae mt 0... 59 06,0 es 
‘é =. 
Ronse pe Rare Rea Eee ee eee: et ae a 
= : a baal 
he min. see. Deg. min. sec. . 
7 ewe a A * 116, 23° 928 
* = 
\ 
é ‘ ? 
P See me Gage + 
histo aoe res 
~ rata por ae : etal settee el 
* a es 7 Be. po 
= ye a : ee 
rere rere dh wy & cies 
é 2 : ie 
