Index etror = + 10". 
Fer ae Tag: 
~ APPENDIX No. 5—Continued. | 
September 13, 1846.—Santa Fe. 
DETERMINATION OF TIME. | 
Time, a.m.” Double altitudes of sun’s 2 Chronometer fast. a 
r limb. 
h 2. Deg. min. sec. hu ME. 8. 
4 31 12.0 76 30 00 1-3-2 
4°31 39.8 76 40 00 7-30 Cee 
4-32 07.5 76 50 00 1*-98:: Sasa? 
q” -32° 85.8 77. 00 00 1-33 Seg 
4°°33 02.3 77 10 00 i338 6G 
4 33 32.0 TT: 20 -00 TSS Hac6 
4 34 00.2 TT: 30300 7-35. 5&9 
4°34 27:2 77 40 00 7-38 55.0 
4° 54 64.8 77 50 00 T< 33 54.7 
"S50 22. 78 00 00 1” 3S. 68-9 
zed Ott 78 10 00 T--33 65,7 
4 36 19.0 78.20 00 7~-83> Set 
4°36 46.5 78 30 00 T3838: GEG 
: 4 Thermometer 59°, earned 
Mean of 13 observations, 7h. 33m. 54.78s. 
DETERMINATION OF INDEX ERROR. 
Min. sec Min. sec. — 
Pe ES BEG i okein 5 oie hess vekeewn cies. @ BT - 96 31 “40 
Be CREO Lis | cusieyax eve close caeeee 31 50 3h... 50. 
ee 
