138 APPENDIX L.—ASTRONOMICAL OBSERVATIONS. 
ASTRONOMICAL OBSERV ATIONS— Continued. 
Double altitudes of Arcturus, in the east. Double altitude of Spica Virginis, in the east. 
Time. Altitudes. Time. Altitude. | Magnetic bearing. 
| 
À. NE oO d. m. S. ASH. s. Ge BER | d. m, s. 
8 990 .— 96, 78 37 20 9 08 08 71 41 30 | 6.55 30 OOE. 
8 40 22 79 00 50 | 
B^ XE 10 20: Oe 20 
8 41 59 79 41 40 | 
8 42 42 80 00 00 
8 43 37 80 93 30 
se ge 80 44 40 CAMP ON RIO PECOS, MARCH 20, 1854. 
8 45 21 81 07 30 
8 46 14 8l 29 50 Observations for the variation of the compass. 
8 46 55 81 47 20 
Magnetic amplitude of the Sun’s centre at his setting, 11° 45’ 
south. 
Thermometer 494° Fahrenheit. 
Determination of time, April 11, cues —Equal altitudes of the || CAMP ON RIO PECOS, SEVENTY-SIX MILES BELOW 
REEK. 
Sun's upper B MOUTH OF DELAWARE C 
Determination of time, March 23, 1854.—Double altitudes of 
Time, a. m. Altitudes. Time, p. m. he Sun's upper lim 
hs mos d. m.. 8. A n T Time, p. m* Altitudes. 
9 45 ] 112 09 00 I 15.41 
9 45 € 112 22 40 1 15 01 
9 46 : 112 35 30 1 14 24 h dii el ee 
9 47 112 48 10 1 13 44 1 04 58 108 58 05 
9.47 56 113 00 50 1 13 04 1 01 ind - 49. ..35 i 
9 48 32 113 12 28 1 06 53 108 (99 (35 j 
9 49 08 113 24 40 11 51 I. Ww 5 108 15: . 06 i 
9 49 53 113 38 40 11 08 1. DB iB Uj. 55 f 
9 50 29 H3 50 10 10 33 1 24 i" 44. 3 i 
9 51 04 114 02 00 09 52 1 10 19 107 36 15 
9 51 38 114 13 30 1 09 13 1 IH. 98 107 i om 
ag 5%. 17 114 24 40 1 08 43 
9 52 48 114 35 30 1 08 10 
9 ) 99 114 45 40 1 07 39 | o : 
9° 53 58 114 57 40 1 08 58 | Thermometer 82° Fahrenheit. | 
9 54 45 115 12 20 1 06 14 | 
9. 55 . 13 115 22 20 I 05D. 41 | 
9 56 € 115 37 00 1 04 57 | 
: : = B zu a : a il | CAMP ON MARCY’S TRAIL, FIFTEEN MILES FROM 
t 1 ? | 
P sa eu um Tau EMIGRANT'S CROSSING OF THE RIO PECOS, (EAST.) ! 
? 
DETERMINATION OF LATITUDE. ! 
Thermometer 879 Fahrenheit. 1 
Determination of time, March 94, Ue. — Double altitudes of 
Magnetic amplitude of the sun's centre at his setting, 1° 30/ the Sun's upper limb 
north. | 
Time, p. m. . Altitudes. 
| | 
Observations for the variation of the compass.— Double altitude || 
jf Polaris, in the west. | h m. s d. m: s. 
| 1 27 18 103 23 35 
1 2 57 103 11 15 
1 25 
Time. | Altitude | Magnetic bearing. 5 ^ n Le M 95 
1 29 5l 102 38 05 
| | i 1022 25 45 
ee 1 4 P A m.s 
7 H 10 | 63 21 50 N.13 10 00W 
DU 
