Daily Observations of Magnetometers, June 22 — July 18. 1842. 



LS 



Gottingen 



Mean Time ol 



Declination 





Declina- 

 tion. 



BiFILAR. 



Balance. 



Gottingen 



Mean Time of 



Declination 





Declina- 

 tion. 



BiFlLAR. 



Balance. | 





Cor- ' 



thermo- 



Cor- '■ 



thermo- 





Cor- Thermo- 



Cor- ' 



Chermo- 



Observation. 







rected. 



meter. 



rected. 



meter. 



Observation. 







rected. 



meter. 



rected. 



meter. 



d. h. 



m. 



/ 



Sc. Div. 



o 



Mic. Div. 







d. h. 



m. 



/ 



Sc. Div. 



= 



Mil-. Div. 



o 



June 22 20 







12302 



517-3 



58-6 



781-6 



59-2 



July 5 20 







128-90 



517-8 



54-8 



795-4 



55-1 



23 







127-81 



528-4 



60-9 



792-1 



60-7 



23 







126-33 



529-8 



57-3 



824-9 



56-6 



June 23 2 







133-02 



548-4 



64-7 



796-0 



650 



July 6 2 







134-13 



538-1 



60-4 



808-1 



59-3 



5 







129-73 



549-2 



67-5 



806-5 



66-4 



5 







131-38 



542-6 



63-7 



805-5 



62-1 



20 







12404 



515-3 



59-9 



823-8 



60-1 



20 







125-79 



524-1 



54-2 



828-5 



54-6 



23 







126-43 



509-3 



60-9 



831-9 



60-7 



23 







126-25 



520-6 



55-4 



825-9 



55-3 



June 24 2 







134-30 



529-6 



63-4 



846-2 



62-7 



July 7 2 







133-05 



527-5 



57-9 



824-9 



57-1 



5 







131-70 



545-8 



65-2 



827-6 



64-2 



5 







131-62 



540-8 



58-6 



831-7 



57-9 



20 







122-27 



529-0 



58-2 



818-1 



58-3 



20 







124-88 



5260 



54-3 



845-5 



54-3 



23 







129-23 



517-6 



59-1 



836-7 



580 



23 







126-35 



520-1 



56-2 



801-6 



55-7 



June 25 2 







129-18 



542-1 



60-4 



812-9 



60-0 



July 8 2 







134-33 



531-4 



59-9 



816-2 



58-8 



5 







13110 



545-3 



60-4 



818-6 



60-1 



5 







132-95 



5431 



61-4 



815-5 



60-2 



June 26 20 







123-30 



528-8 



58-2 



820-6 



57-7 



20 







13015 



5320 



56-4 



697-8 



56-4 



23 







127-63 



526-6 



59-9 



806-4 



59-2 



23 







130-05 



525-7 



59-1 



795-3 



58-3 



June 27 2 







134-79 



543-0 



63- 1 



790-5 



61-9 



July 9 2 







135-92 



535-6 



62-7 



829-7 



61-4 



5 







132-48 



549-8 



65-7 



798-6 



64-2 



5 







134-33 



565-6 



65-1 



861-7 



63-7 



20 







124-13 



531-4 



56-4 



833-5 



56-7 



July 10 20 







127-54 



520-8 



56-3 



828-4 



56-3 



23 







126-94 



521-7 



57-3 



806-7 



57-1 



23 







129-78 



505-5 



56-5 



829-2 



56-4 



June 28 2 







133-93 



532-8 



59-9 



799-5 



59-2 



July 11 2 







136-57 



531-9 



59-3 



827-6 



58-5 



5 







132-73 



550-7 



62-5 



815-9 



61-2 



5 







131-32 



545-2 



62-4 



834-4 



61-2 



20 







124-42 



537-7 



58-4 



821-1 



58-3 



20 







124-04 



532-3 



59-0 



828-6 



59-1 



23 







128-74 



530-7 



59-5 



812-8 



59-2 



23 







126-90 



524-2 



60-6 



818-1 



60-1 



June 29 2 







133-05 



546-7 



61-4 



791-7 



60-5 



July 12 2 







135-53 



541-0 



64-6 



804-7 



63-3 



5 







132-78 



550-4 



63-1 



787-7 



62-2 



5 







131-83 



553-6 



66-8 



815-5 



65-3 



20 







121-98 



534-8 



57-9 



807-8 



56-9 



20 







123-80 



534-7 



60-3 



820-2 



60-2 



23 







128-85 



527-3 



59-6 



790-0 



59-1 



23 







126-48 



523-4 



62-5 



829-1 



61-6 



June 30 2 







133-48 



540-1 



64-2 



772-6 



62-7 



July 13 2 







131-78 



535-6 



65-1 



790-8 



64-0 



5 







133-27 



546-4 



66-4 



785-0 



65-1 



5 







131-60 



545-4 



66-3 



810-6 



65-3 



20 







123-75 



528-1 



59-8 



786-1 



59-9 



20 







122-45 



526-4 



58-3 



833-5 



58-5 



23 







131-96 



523-5 



62-5 



790-8 



61-8 



23 







129-41 



521-0 



59-3 



830-4 



59-2 



July 1 2 







136-52 



543-0 



66-1 



757-7 



65-0 



July 14 2 







131-00 



528-3 



61-4 



805-5 



60-6 



5 







133-50 



549-8 



68-4 



805-7 



66-9 



5 



5 



129-80 



539-6 



63-5 



813-4 



62-3 



20 







126-39 



479-9 



58-4 



618-5 



58-7 



20 







125-23 



535-5 



56-8 



818-1 



56-7 



23 







130-65 



5021 



58-4 



731-7 



58-5 



23 







128-83 



530-6 



59-1 



796-5 



58-4 



July 2 2 







138-01 



542-4 



60-0 



809-6 



59-9 



July 15 2 







133-24 



540-4 



64-4 



788-0 



62-8 



5 







137-41 



559-0 



61-6 



799-2 



61-2 



5 







130-72 



5511 



68-7 



789-2 



66-7 



July 3 20 







132-20 



443-6 



56-4 



522-6 



56-4 



20 







122-65 



524-8 



60-2 



801-6 



60-4 



23 







133-27 



502-6 



58-2 



742-1 



57-9 



23 







128-20 



527-2 



63-3 



786-3 



62-5 



July 4 2 







123-90 



625-6 



60-5 



1062-8 



59-9 



July 16 2 







133-00 



545-2 



68-6 



780-0 



67-1 



5 







129-49 



573-9 



62-5 



959-3 



61-7 



5 







129-49 



548-0 



71-6 



795-2 



69-7 



20 







123-20 



512-2 



59-0 



831-0 



59-2 



July 17 20 







122-80 



532-8 



59-9 



825-2 



59-9 



23 







135-65 



501-6 



61-1 



848-9 



60-5 



23 







128-77 



525-0 



61-7 



805-0 



61-1 



July 5 2 







134-86 



531-5 



62-6 



812-6 



61-9 



July 18 2 







135-08 



536-5 



63-9 



784-7 



62-9 



5 







132-27 



530-4 



63-4 



826-4 



62-7 



5 







131-78 



542-3 



65-8 



796-7 



64-5 



Bifilar. /;=0-0001248 5=0-000304=2-44 Scale divisions. 

 Balance. April 17<i— Oct. 8<i /:=0-0000130 5=0-000073=.5-60 Micrometer divisions. 

 Declination. Torsion removed. Circle reading 40°. June 24^ 7^, 57°. June 26<' 20'', 230°. (See note below.) .hmc 

 27'' 20«, 235°. July l^ 7'-, 312°. July 4<i 20'>, 312°. July 8<i 8'', 342°. July 15<i 8h, 4°. 



June 26'' 20''. A fibre of the Declinometer suspension thread found broken ; removed after the observation ; wlien the torsion 

 was tried, its effect was found equivalent to + 7'-79. The reading at 20'' was therefore corrected by — 7'-79. 

 July l"" — 4''. Extra observations. 

 July 9'' 5''. Extra observations. 

 July 14"* 5''. Observation 5"" late. Instruments quite stationary. 



MAG. OBS. VOL. I. 



