LONGITUDE. 



197 



TABLE IIL 



Difference of longitude 'behvcen Front era and San Elceario] hy flashes of g 



lith February y 1852. 



No. of 



2 



5 



7 



8 



9 



10 



II 



12 



13 



14 



15 



Name of station. 



Frontera 



San Elceario 



Frontera 



San Elceario 



Frontera. 



San Elceario 



Frontera 



San Elceario 



Frontera 



San Elceario 



Frontera 



San Elceario 



Frontera 



San Elceario 



Frontera 



San Elceario 



Frontera 



San Elceario 



Frontera 



San Elceario 



Frontera 



San Elceario 



Frontera 



San Elceario 



Frontera 



San Elceario 



Frontera 



San Elceario 



Frontera 



San Elceario 



Name of chronometer. 



P. & F. 2440 sidereal 



C, Y. 76 solar 



24-10 sidereal 



7C solar 



2440 sidereal 



76 solar 



2440 sidereal 



76 solar 



2440 sidereal 



76 solar. 



2440 sidereal 



76 solar 



2440 sidereal 



76 solar 



2440 sidereal 



76 solar 



2440 sidereal 



76 solar. 



2440 sidereal 



76 solar 



2440 sidereal 



76 solar 



2440 sidereal 



t 



6 solar. 



2440 sidereal 



/ 



6 solar 



2440 sidereal 



76 solar 



2440 sidereal 



76 solar 



Time of flash by 

 chronometer. 



I 



5 07 32.8 

 7 01 12.0 



5 09 31.0 

 7 03 09.9 



5 11 46.5 

 7 05 25.4 



5 13 30,5 

 7 07 08,4 



5 15 31.3 

 7 09 09.2 



5 20 31.3 



7 14 08.2 



5 22 :^.o 



7 16 08.7 



6 24 34.3 



7 18 10.6 



5 26 33.8 

 7 20 03.7 



5 28 32.3 

 7 22 07.8 



5 33 34.8 



7 27 09.8 



5 35 32.3 

 7 29 07.16 



5 37 33.8 

 7 31 07.92 



5 39 34.6 

 7 33 08.4 



5 41 47.3 

 7 35 20.4 



Chronometer, fast 

 or slow, of mean 

 solar or sidereal 



Mean solar lime of 

 flash at each sta- 

 tion. 



time. 



DO 



if. 



CO 



6 



00 





6 



c 

 o 



o 



n 



■g 



el 



s 



C3 





O 



I 



c 

 m 





s; 



o 

 o 



l-i 



o 



c; 



6 



OJ 



o 



2 



s 



o 



o 





1-4 



•^5 



t-i 



Cj 



^ 





^a^ 



^Ml 



o 



rt 



uo 



o 





1^ 



C 



CJ 



rt 



3 



CP 



CD 



3 







Diflbrencc of 

 longitude. 



7 02 40.36 

 7 03 47.60 



7 04 38.24 

 7 05 44.50 



7 06 53.37 

 7 08 01.00 



7 08 37.09 

 7 09 44.00 



7 10 37.56 

 7 11 44.80 



7 15 36.74 

 7 16 43.80 



7 17 36.87 

 7 18 44.30 



7 19 39.07 

 7 20 46.20 



7 21 37.25 

 7 22 44.30 



7 23 36.42 

 7 24 43.40 



7 28 38.10 

 7 29 45.40 



7 30 35.77 

 7 31 42.76 



7 ^ 36.45 

 7 33 43.52 



7 34 35.92 

 7 35 44.00 



7 36 49.25 

 7 37 56.00 



»2. S, 



X 07.24 



•1 06.20 



1 07.63 



1 06.9} 



1 07,24 



1 07.06 



I 07.43 



1 07.13 



1 07.05 



1 06.92 



1 07,30 



1 06.99 



1 07.07 



1 07.08 



1 06.75 



•Reject. 



Difference of longitude deduced from 13 flashes of gunpowder, February 14. 



m. s. 



1 07.15 



