Extra Observations of Magnetometers, December 3, 1845. 



115 



ILAR 



Balance 



Gbtt. 







BiFILAE 



Balance 



Gbtt. 







Bifilar 



Balance 



ected. 



Corrected. 



Mean 

 Time. 



Declination. 



Corrected. 



Corrected. 



Mean 

 Time. 



Declination. 



Corrected. 



Corrected. 



Sc. Div. 



Min. 



Mic. DiT. 



d. h. 



Min. 



o 



Min. 



Sc. Div. 



Min. 



Mic. Div. 



d. h. 



Win. 







Min. 



Sc. niv. 



Min. 



Mic.Uiv. 



603-6 



17 



807-8 



3 7 



18 



25 12-11 



18 



559-5 



18 



829-5 



3 8 



19 



24 50-85 



19 



551-4 



19 



833-5 



603-9 



18 



807-0 





19 



12-16 



19 



570-9 



19 



835-4 





20 



45-54 



20 



531-8 



20 



828-7 



603-8 



19 



808-3 





20 



07-71 



20 



580-1 



20 



845-7 





21 



42-78 



21 



520-2 



21 



818-2 



605-9 



20 



812-3 





21 



02-42 



21 



604-4 



21 



859-4 





22 



38-06 



22 



516-9 



22 



808-8 



615-7 



21 



814-7 





22 



02-52 



22 



620-0 



22 



861-5 





23 



36-11 



23 



513-1 



23 



800-5 



616-9 



22 



818-3 





23 



05-22 



23 



627-3 



23 



857-3 





24 



31-39 



24 



509-4 



24 



786-7 



621-4 



23 



822-1 





24 



10-27 



24 



629-0 



24 



842-1 





25 



28-87 



25 



554-1 



25 



783-2 



627-2 



24 



824-6 



* 



25 



16-48 



25 



628-9 



25 



822-9 









26 



608-1 



26 



792-2 



628-4 



25 



824-3 





26 



25-06 



26 



639-8 



26 



811-0 





27 



28-72 



27 



615-3 



27 



793-2 



641-7 



26 



823-1 





27 



26-23 



27i 



606-6 



27 



804-0 





28 



29-54 



28 



597-4 



28 



785-5 



639-2 



27 



820-8 





28 



15-98 







28 



791-6 





29 



24-03 



29 



595-7 



29 



785-3 



630-3 



28 



820-4 





29 



10-72 



291 



657-1 



29 



789-1 





30 



19-10 



30 



615-1 



30 



793-2 



606-0 



29 



815-9 





30 



32-96 



30J 



615-2 



30 



768-6 





31 



19-94 



31 



619-8 



31 



778-3 



579-8 



30 



8110 





31 



26-10 



31 



642-8 



31 







32 



37-53 



32 



633-1 



32 



750-1 



568-6 



31 



811-9 





32 



25 59-45 



32 



637-8 



32 



720-5 





33 



51-93 



33 



652-3 



33 



782-3 



586-5 



32 



815-2 





33 



26 10-62 



33 



576-2 



33 



669-6 





34 



44-79 



34 



624-6 



34 



816-0 



602-4 



33 



817-3 





34 



26 24-71 



34 



534-7 









35 



33-29 



35 



602-3 



35 



832-8 



619-8 



34 



823-4 





35 



26 22-59 



35 



486-6 



35 



706-8 





36 



24 20-83 



36 



602-1 



36 



809-3 



647-5 



35 



837-4 





36 



25 47-35 



36 



534-7 



36 



834-0 









37 



623-8 



37 



736-5 



660- 



36 



856-8 





37 



30-11 



37 



597-5 



37 



882-8 





38 



25 01-88 



38 



650-6 



38 



702-3 



of field) 



37 



863-5 





38 



23-27 



38 



640-3 



38 



885-8 





39 



05-69 



39 



628-3 



39 



760-0 





38 



863-7 





39 



24-35 



39 



634-8 



39 



881-5 





40 



09-73 



40 



607-4 



40 



758-5 





39 



847-4 





40 



20-38 



40 



644-3 



40 



854-2 





41 



09-02 



41 



573-4 



41 



782-8 



613-3 



40 



810-8 





41 



28-79 



41 



656-1 



41 



828-0 





42 



25 01-78 



42 



536-5 



42 



790-0 



550-8 



41 



764-4 





42 



23-21 



42 



652-5 



42 



817-2 





43 



24 49-41 



43 



528-4 



43 



785-8 



533-9 



42 



736-1 





43 



37-33 



43 



627-7 



43 



843-3 





44 



50-98 



44 



521-4 



44 



780-6 



534-1 



43 



715-7 





44 



27-31 



44 



602-3 



44 



858-6 





45 



42-51 



45 



503-4 



45 



784-0 



544-6 



44 



710-7 





45 



27-10 



45 



591-8 



45 



855-4 





46 



37-83 



46 



489-7 



46 



761-2 



575-1 



45 



722-7 





46 



27-91 



46 



503-7 



46 



834-2 









47 



482-3 



47 



727-7 



601-4 



46 



733-2 





47 



25-93 



(out 



of field) 



47 



796-5 





48 



39-18 



48 



500-0 



48 



722-1 



611-3 



47 



734-9 





48 



20-99 







48 



771-4 





49 



37-12 



49 



507-8 



49 



720-2 



604-0 



48 



730-4 





49 



18-81 







49 



769-2 





50 



41-57 



50 



505-6 



50 



682-5 



591-8 



49 



721-9 





50 



16-48 



50 



410-6 



50 



774-1 





51 



43-92 



51 



492-4 



51 



659-4 



574-4 



50 



721-0 





51 



12-82 



51 



420-9 



51 



781-3 









52 



481-6 



52 



632-5 



577-2 



51 



728-6 





52 



08-95 



52 



436-2 



52 



795-2 





53 



47-08 



53 



482-4 



53 



615-6 



598-0 



52 



741-5 





53 



05-72 



53 



462-3 



53 



797-3 





54 



47-42 



54 



483-6 



54 



600-0 



614-6 



53 



759-2 





54 



04-98 



54 



499-2 



54 



796-7 





55 



51-56 



55 



487-3 



55 



565-6 



646-7 



54 



786-2 





55 



04-91 



55 



524-9 



55 



795-3 





56 



24 59-56 



56 



484-8 



56 



556-1 



3f field) 



55 



811-8 





56 



03-43 



56 



543-8 



56 



797-0 









57 



479-6 



57 



551-8 





56 



841-8 





57 



02-55 



57 



561-7 



57 



798-2 





58 



25 05-38 



58 



482-7 



58 



536-6 





57 



890-3 





58 



03-77 



58 



571-0 



58 



800-6 





59 



10-33 



59 



490-4 



59 



537-0 





58 



936-4 





59 



03-50 



59 



586-7 







3 9 







08-88 







488-3 







552-2 





59 



944-6 



3 8 







02-96 







597-1 







808-8 









1 



483-4 



1 



564-6 









917-0 



* 



1 



01-27 



1 



613-2 



1 



790-2 









2 



477-3 



2 



559-9 





1 



878-5 





2 



00-94 



2 



621-0 



2 



814-1 









3 



471-2 



3 



5510 





2 



853-6 









3 



623-2 



3 



816-5 





4 



04- 14 



4 



470-5 



4 



552-5 





3 



853-2 





4 

 5 



01-34 

 00-84 



4 

 5 



625-0 

 625-0 



4 



816-5 



* 



5 



04-44 



5 

 6 



472-1 

 476-7 



5 



5620 



713-7 



5 



911-8 





6 



00-40 



6 



649-5 



6 



817-8 





7 



02-59 



7 



483-1 



7 



5671 



700-3 



6 



916-1 





7 



01-34 



(out 



of field) 



7 



810-9 









8 



488-3 



8 



563-5 



704-6 



7 



916-1 





8 



05-22 







8 



798-2 





9 



04-64 



9 



493-8 







6850 



8 



901-5 





9 



05-82 



9 



647-0 



9 



7920 





10 



06-16 











672-3 



9 



893-0 





10 



02-62 



10 



645-7 



10 



797-7 





12 



10-47 



12 



497-0 



13 



560-9 



657-3 



10 



880-1 





11 



25 02-69 



11 



631-5 



11 



802-9 





14 



09-26 











634-9 



11 



887-1 





12 



24 57-31 



12 



611-9 



12 



815-5 





15 



25 05-69 



17 



489-0 



18 



568-3 



605-2 



12 



887-0 





13 



57-31 



13 



599-7 



13 



827-7 





20 



24 56-74 



22 



490-9 



23 



547-2 



578-1 



13 



877-2 





14 



53-54 



14 



587-5 



14 



839-9 





25 



56-74 



27 



488-0 



28 



534-1 



557-2 



14 



854-7 









15 



588-7 



15 



844-1 





30 



59-32 



32 



494-6 



33 



536-8 



5490 



15 



837-8 









16 



576-5 



16 



837-1 





35 



24 57-98 



37 



488-2 



38 



531-3 



547-0 



16 



828-8 





17 



51-25 



17 



569-7 









40 



25 01-21 



42 



514-4 



43 



531-2 



548-3 



17 



829-4 





18 



49-61 



18 



564-0 



18 



836-7 





45 



13-05 



47 



518-3 



48 



571-0 



, 



BiFILAK. kz 



=0-000140. Balance. k= 



=0-000010. 



See not 



es on the Aurora Borealis, after 



the Extra Observations of Magnetometers. 





ec. 31 7 



* 30™. The bifilar magnet mov 



ing backwards and forwards with great rapidity. 





ec. 34 7 



' 48-". Arms of the bifilar tor 



sion circle turned back from 107° 3' to 110° 23'-0. The oh 



serrations of the bifilar from 7'' 48™ till 



47"' hav 



e been corrected (by — 5-5 so. c 



iv.) to the original reading of the torsion circle. See Intro 



duction, p. xsxii. 



ec. 3'i 8 



' 37"". The declination rcagnet 



moved westwards from 36™ to 37™. 





