116 



Extra Observations of Magnetometers, March 29, 1844. 



Gbtt. 







BlFILAR 



Balance 



Gbtt. 







Bifilar 



Balance 



Gbtt. 









Mean 



Declination. 



Corrected. 



Corrected. 



Mean 



Declination. 



Corrected. 



Corrected. 



Mean 



Declination. 





Time. 











Time. 











Time. 









d. h. 



Min. 





Min. 



Sc. Div. 



Min. 



Mic. Diy. 



a. h. 



Min. 



o 



Min. 



Sc. Div. 



Min. 



Mic. Div. 



d. h. 



Min. 



o 





29 13 



10 



24 54-38 



12 



474-8 



13 



378-1 



29 14 



25 



25 22-45 



25 



423-4 







29 16 



55 



25 11-44 







15 



50-46 



17 



485-2 



18 



358-2 









26 



425-8 



26 



377-3 



29 17 







10-77 







20 



48-40 



22 



466-1 



23 



324-8 





27 



23-95 



27 



427-8 









30 



13-66 







25 



50-90 



26 



439-7 









28 



24-48 



28 



431-9 









35 



15-74 











27 



435-6 



28 



289-0 









29 



431-8 



29 



364-8 





40 



17-89 











29 



431-2 









30 



23-22 



30 



434-4 









45 



20-27 







30 



55-27 



30 



426-7 













31 



437-5 



31 



369-5 





50 



17-87 











31 



423-8 



31 



286-9 





32 



22-04 



32 



423-6 









55 



15-78 







32 



55-56 



32 



419-2 









33 



22-53 



33 



452-0 







29 18 







12-46 







33 



5515 



33 

 34 



416-1 

 412-8 



34 



283-6 





35 



23-43 



34 



35 



448-8 

 445-5 



34 



387-2 





5 



10-47 







35 



56-95 



35 

 36 



407-7 

 407-0 



36 



286-6 





37 



24-48 



36 

 37 



4460 

 441-3 



36 



391-1 





10 



15-24 







37 



57-98 



37 



408-6 









38 



24-33 



38 



437-2 

















38 



24 59-16 



38 

 39 



412-4 

 412-4 



39 



298-6 





40 



23-54 



39 

 40 



440-5 

 441-4 



39 



382-4 





15 



2116 







40 



25 00-75 



40 



415-2 













41 



441-2 



41 



376-2 

















41 



416-7 



41 



308-7 





42 



23-25 



42 



438-8 









20 



24-82 







42 



25 00-53 



42 



416-8 









43 



2307 



43 



437-8 

















43 



25 00-38 



43 



412-5 













44 



434-4 



44 



374-9 

















44 



405-9 



44 



318-3 





45 



23-72 



45 



434-1 









25 



28-35 







45 



24 59-10 



45 



402-2 













47 



426-4 



48 



387-4 

















46 



395-7 



46 



324-4 



* 



50 



26-99 



52 



413-9 



53 



364-3 













47 



24 56-99 



47 



383-6 









55 



21-91 



57 



410-9 



58 



362-3 





30 



28-43 







48 



24 59-09 



48 



379-8 







29 15 







18-38 



2 



414-1 



3 



308-3 

















49 



3821 



49 



328-7 





5 



13-74 



7 



417-8 



8 



3170 













50 



24 58-76 



50 



383-6 









10 



16-82 



12 



419-7 



13 



323-8 





35 



27-08 











51 



387-5 



51 



340-4 





15 



22-82 



17 



403-1 



18 



302-9 





40 



27-26 







52 



24 57-58 



52 



390-9 









20 



23-75 



22 



396-7 



23 



294-5 





45 



26-25 







53 



25 00-30 



53 



393-9 









25 



23-83 



27 



395-7 



28 



281-0 





50 



24-37 











54 



400-3 



54 



326-3 





30 



19-05 



32 



456-4 









55 



22-92 







55 



04-96 



55 

 56 



397-6 

 394-0 



56 



354-1 









33 



34 



468-5 

 471-2 



33 



281-8 



29 19 





 5 



21-88 

 19-37 







57 



05-49 



57 



390-2 









35 



11-95 



35 



469-7 









10 



19-41 







58 



06-43 



58 



388-3 













36 



471-4 



36 



332-9 





15 



2107 











59 



3840 



59 



332-7 





37 



12-92 



37 



478-1 









20 



1719 





29 14 







07-40 







384-5 









38 



11-57 



38 



481-8 









25 



18-11 











1 



386-2 



1 



336-6 









39 



494-0 



39 



348-3 





30 



18-57 







2 



08-73 



2 



387-6 









40 



08-56 



40 



495-3 









35 



16-52 







3 



07-92 



3 



385-9 













41 



490-6 









40 



19-86 











4 



382-6 



4 



397-4 









42 



494-1 



42 



358-4 





45 



20-94 







5 



09-51 



5 



393-3 









43 



05-77 



43 



485-2 









50 



18-63 











6 



402-6 



6 



362-3 









44 



487-6 



44 



3691 





55 



18-20 







7 



15-83 



7 



416-4 









45 



04-78 



46 



497-8 







29 20 







22-42 







8 



17-49 



8 

 9 



409-3 

 410-7 



9 



357-0 









47 

 49 



500-9 

 507-8 



48 



368-4 





5 



10 



2200 

 24-55 







10 



20-74 



10 



415-2 









50 



03-23 



51 



511-0 









15 



24-20 











11 



413-5 



11 



342-2 









52 



510-2 



53 



367-9 





20 



23-24 







12 



2103 



12 



410-3 













54 



513-9 









25 



22-31 







13 



2112 



13 



407-9 









55 



03-48 



57 



513-5 



58 



373-2 





30 



20-82 











14 



408-3 



14 



310-6 



29 16* 







03-50 



2 



506-5 



3 



379-4 





35 



19-24 







15 



20-25 



15 



403-4 









5 



02-30 



7 



505-3 



8 



401-2 





40 



19-93 











16 



403-3 



16 



307-6 





10 



02-57 



12 



511-9 



13 



432-9 





45 



18-05 







17 



21-23 



17 



400-3 









15 



02-89 



17 



519-4 



18 



463-6 





50 



17-65 







18 



21-29 



18 



400-0 









20 



04-37 



22 



515-6 



23 



486-2 





55 



2103 











19 



402-1 



19 



318-9 





25 



05-40 



27 



515-1 



28 



5020 



29 21 







22-78 







20 



21-86 



20 



404-7 









30 



07-20 



32 



514-3 



33 



513-6 





5 



23-34 











21 



411-0 



21 



339-7 





35 



08-79 



37 



513-2 



38 



527-0 





10 



23-78 







22 



23-29 



22 



417-8 









40 



10-06 



42 



513-7 



43 



537-8 





15 



22-89 







23 



22-85 



23 



419-9 









45 



10-85 



47 



514-3 



48 



544-4 





20 



23-65 











24 



4230 



24 



367-3 





50 



12-45 



52 



509-9 



53 



549-3 





25 



_2670|l 









Bifilak. 7cr=0-000140. 



Balance. £=0-0000085. 









March 29* 13»> 38">— U* 20 m . The declination magnet 



vibrating 3' — 5', and the bifilar 8 — 15 divisions. 









March 29 d 15 h m — 25 m . Declination magnet vibratinj 



r 4' ; 20 m — 40 m , bifilar vibrating 8 — 20 divisions. 











* See notes on the Aurora Borealis, after the Extra Obse 



rvations of Magnetometers. 





* 



