EECORD AND RESULTS OF 



Double altitudes of the sun with reflecting circle. 



T 1 f + 32'10" _30' 40") ,. ,.c..,r 



Index j_J_g2 ^^ _g^ ^^ ^ , correction +52". 5 



Pocket chronometer. 

 8" 20» 5P 



8 21 48 



8 23 18 

 8 24 09 



20 

 58° 55' jgQ 



59 01 {II 

 2© 



•58 5 08 40 

 ^^ lot 40 



58 U {12 



Pocket chronometer. 

 8^ 25" 03^ 



8 25 40 



8 27 42 

 8 28 18 



20 



58° 19' I 



58 23 I 



59 39 j 



59 42 



Index j + ^^' JJ" ~|J' ^J"|, correction +62". 5 

 Forthe first and last set »- = —l' 42". 8 r,= — 1' 41".l rti= + 7".5 and S=+160 17' 57" 



T 



8'" 21" 19=. 5 

 8 23 43.5 

 8 25 21.5 

 8 28 00 



■ 1' 42". 8 r,= — 1' 41".l 

 for the middle. 

 h 



29° 12' 25" 



29 20 20 



29 25 33 



29 33 41 



—40° 37' 33' 



—40 00 48 



—39 36 12 



—38 57 29 



Mean, 



AT 





+ 1'" Ol" 



37= 





40 





40 





37 



+ 1 01 



38.5 



Observations for time, August 7th. 

 Double altitudes of the sun with reflecting circle and sextant. 





Index correction + 1' 9" 



Reflecting circle. 



Pocket chronometer. 





20 



Pocket chronometer. 



2© 



2* 41" 



58= 





"°«*'{r 



2'^ 46" 23' 



51°32'{^J" 

 51 23 {11 



2 42 



47 





50 5, {» 



2 47 26 









20 





2© 



2 44 



17 





^' « {tt 



2 48 24 



50 13 {11 



2 45 



17 





^' " {11 



2 49 09 



50 07 {f. 





Index • 



^ + 31 



[—32 



QQ V correction 20" 





Sextant. 



Pocket chronometer. 





2© 



Pocket chronometer. 



2© 



2" 56" 



413 





50° 09' 40" 



2" 58" 52' 



48° 48' 05" 



57 



18 





05 00 



2 59 40 



42 00 



57 



50 





00 40 



3 00 09 



37 50 



T = +51° B = 29^8at60° 

 r = — 2'01" »-,= — 2' 07" 7t 



Index •!_„£, ^f. I correction — 22". 5 



S= + 160 13' 31" and + 16° 13' 18" for first 





and la 



st set. 





T 



h 



t 



aT 



2" 42" 22».5 



25° 45' 03" 



54° 38' 41" 



+ P 01" 37' 



2 44 47 



25 35 25 



55 15 07 



38 



2 46 54.5 



25 26 49 



55 47 34 



40 



2 48 46.5 



25 19 34 



56 14. 31 



36 



2 57 16.3 



24 44 38 



58 23 43 



43 



2 59 33.7 



24 34 59 



58 58 43 



46 



Mean, +1 01 40.0 



