50 



Hourly Observations of Magnetometers, September 17 — 23, 1844. 



Gotting 



en 





BlFILAR. 



Balance. 



r m 



S "3 



Gotting 



sn 





BlFILAR. 



Balance. 



00 



SI'S 



Mean Time 



Declina- 













Mean Time 



Declina- 











> .2 



of Declina- 



tion. 



Cor- 



Thermo- 



Cor- 



Thermo- 



2 a 



of Declina- 



tion. 



Cor- 



Thermo- 



Cor- 



Thermo- 



'5 :§ 



tion Obs. 





rected. 



meter. 



rected. 



meter. 



£> P-H 



o 



tion Ob 



s. 





rected. 



meter. 



rected. 



meter. 



.a — 

 O 



d. h. 



m. 



o 



Sc. Div. 



o 



Mic. Div. 



o 





d. h. 



m. 



« 



Sc. Div. 



o 



Mic. Div. 



• 



17 13 







25 15-42 



535-1 



55-2 



622-9 



55-0 



B 



19 21 







15 14-89 



531-1 



52-7 



582-8 



52-4 



B 



14 







14-26 



530-9 



55-0 



622-3 



54-8 



B 



22 







14-41 



523-2 



52-4 



592-3 



52-4 



W 



15 



of 



16-46 



532-9 



54-9 



604-1 



54-5 



B 



23 



ot 



21-53 



502-7 



52-4 



609-5 



52-5 



W 



16 



of 



08-73 



534-3 



54-6 



589-5 



54-2 



B 



20 



of 



29-53 



507-9 



52-7 



612-1 



530 



w 



17 







11-79 



5320 



54-2 



604-1 



54-0 



B 



1 







23-24 



516-7 



530 



609-8 



53-7 



w 



18 







13-02 



532-9 



53-9 



610-1 



53-5 



B 



2 







23-65 



526-8 



53-3 



608-3 



54-0 



w 



19 







13-46 



530-3 



53-5 



625-5 



53-0 



H 



3 







23-75 



542-8 



53-8 



619-4 



54-5 



w 



20 







12-87 



530-9 



53-0 



631-1 



52-5 



H 



4 







23-51 



535-6 



54-1 



646-6 



54-9 



w 



21 







15-74 



520-5 



52-9 



640-5 



52-3 



W 



5 



°t 



18-65 



542-8 



54-7 



688-5 



55-2 



w 



22 







17-46 



519-6 



52-7 



637-6 



52-2 



H 



6 



Of 



21-88 



534-5 



54-9 



707-7 



55-3 



w 



23 







20-99 



518-5 



52-5 



632-8 



52-3 



H 



7 



°t 



07-42 



532-7 



55-0 



734- 1 



55-4 



w 



18 







23-45 



521-4 



52-5 



629-8 



52-5 



H 



8 



Of 



00-82 



537-3 



550 



677-9 



55-5 



H 



1 







23-68 



526-4 



52-6 



621-2 



52-7 



H 



9 



0+ 



08-34 



524-3 



54-9 



651-0 



55-3 



H 



2 







22-84 



530-1 



52-7 



626-0 



53-0 



H 



10 



of 



14-28 



529-9 



54-7 



647-8 



550 



H 



3 







20-20 



532-7 



53-0 



632-2 



53-3 



H 



11 



of 



22-87 



5350 



54-3 



587-4 



54-3 



B 



4 







18-13 



532-3 



53-1 



641-2 



53-5 



H 



12 



of 



19-95 



538-9 



53-9 



581-4 



53-8 



B 



5 







16-53 



5350 



53-2 



643-3 



53-5 



H 



















6 







16-08 



535-8 



53-3 



645-2 



53-5 



B 



13 







25 14-96 



5300 



53-5 



596-5 



53-0 



B 



7 







16-25 



536-7 



53-3 



641-6 



53-4 



B 



14 







14-87 



527-7 



53-0 



605-5 



52-5 



B 



8 







16-45 



538-1 



53-1 



631-3 



53 1 



B 



15 







18-30 



525-5 



52-5 



607-2 



51-6 



B 



9 







16-32 



535-4 



53-0 



6380 



530 



B 



16 







14-91 



527-7 



51-9 



613-3 



50-9 



B 



10 







12-55 



545-8 



52-9 



632-0 



52-9 



B 



17 







14-67 



5290 



51-3 



618-3 



50-3 



B 



11 







16-72 



537-4 



52-8 



623-9 



52-7 



D 



18 







16-92 



528-5 



50-7 



625-2 



49-7 



B 



12 







16-06 



535-2 



52-7 



623-7 



52-9 



D 



19 







17-22 



514-7 



50-1 



630-1 



49-2 



H 



















20 







16-36 



526-7 



49-6 



631-9 



48-6 



H 



13 







25 1612 



536-4 



52-7 



617-8 



531 



D 



21 







17-87 



517-8 



491 



638-4 



48-3 



W 



14 







16-97 



538-4 



52-7 



617-1 



53-3 



D 



22 







20-49 



515-8 



48-9 



640-3 



48-2 



H 



15 







15-45 



533-8 



52-7 



616-5 



53-3 



W 



23 







19-14 



513-2 



48-7 



640-5 



48-2 



H 



16 







14-30 



531-6 



52-7 



621-3 



53-2 



W 



21 







20-79 



524- 1 



48-7 



650-9 



48-7 



H 



17 







13-52 



535-7 



52-6 



622-7 



530 



W 



1 







22-53 



516-3 



48-9 



653-7 



49-3 



H 



18 







15-61 



534-8 



52-6 



627-9 



530 



W 



2 







21-71 



535-5 



49-4 



658-6 



500 



H 



19 







14-67 



535-2 



52-4 



629-4 



52-9 



B 



3 







2107 



536-8 



500 



660-6 



50-5 



H 



20 







14-67 



530-9 



52-3 



634-5 



52-6 



B 



4 







19-98 



528-4 



50-5 



665-9 



511 



H 



21 







13-90 



527-1 



52-2 



634-6 



52-5 



B 



5 







15-47 



529-6 



510 



674-5 



51-5 



H 



22 







15-86 



523-5 



52-1 



636-7 



52-4 



B 



6 







14-75 



523-2 



51-3 



686-7 



51-8 



B 



23 







17-26 



522-6 



52-0 



639-8 



52-5 



H 



7 







15-54 



532-6 



51-6 



677-9 



520 



B 



19 







22-24 



516-3 



52-2 



636-1 



53-0 



H 



8 







15-27 



534-3 



51-6 



6590 



520 



B 



1 







24-75 



517-5 



52-5 



631-6 



53-5 



H 



9 







10-30 



534-9 



51-6 



649-1 



51-9 



B 



2 







24-05 



518-6 



53-0 



037-5 



54-1 



H 



10 







11-96 



536-5 



51-5 



643-2 



51-6 



B 



3 







21-54 



530-6 



53-6 



644-5 



54-7 



H 



11 







13-67 



533-9 



51-1 



634-2 



51-3 



w 



4 







21-29 



535-0 



54-3 



643-8 



55-3 



B 



12 







14-33 



533-3 



50-8 



626-5 



50-7 



W 



5 







18-92 



537-1 



55-0 



640-0 



55-9 



B 



















6 







17-40 



540-2 



55-6 



638-4 



56-1 



H 



22 13 







25 1505 



530-6 



51-0 



619-4 



50-7 



H 



7 







16-82 



541-1 



55-7 



634-8 



56-2 



H 



14 







14-84 



533-1 



50-7 



622-3 



50-3 



H 



8 







16-48 



542-6 



55-8 



632-4 



56-2 



W 



15 







15-44 



534-2 



50-2 



623-9 



49-8 



H 



9 







05-03 



543-8 



55-8 



644-1 



56-3 



W 



16 







13-61 



533-1 



49-8 



621-7 



49-3 



H 



10 







1514 



536-4 



55-7 



625-1 



56-2 



w 



17 







14-98 



534-7 



49-3 



621-7 



48-7 



H 



11 







1603 



540-9 



55-4 



614-7 



55-7 



H 



18 







15-32 



534-2 



48-8 



624-8 



48-2 



H 



12 







16-01 



538-7 



550 



614-0 



55-3 



H 



19 







16-18 



533-7 



48-3 



623-3 



47-6 



W 



















20 



Of 



19-55 



510-7 



47-9 



632-3 



47-1 



W 



13 



°t 



25 12-89 



535-8 



54-8 



608-1 



54-8 



H 



21 







18-95 



522-4 



47-6 



622-3 



46-8 



B 



14 



of 



11-42 



539-6 



54-3 



586-3 



54-6 



H 



22 







18-60 



523-9 



47-2 



622-8 



46-5 



W 



15 



ot 



10-38 



513-5 



54-0 



567-2 



54-4 



H 



23 







21-73 



522-9 



47-0 



6180 



46-5 



W 



16 



Of 



10-16 



538-1 



53-9 



506-7 



54-2 



H 



23 







22-33 



525-3 



46-9 



623-2 



46-6 



w 



17 







08-26 



535-3 



53-7 



555-8 



540 



H 



1 







24-66 



523-4 



46-9 



635-8 



46-8 



w 



18 







18-21 



545-9 



53-4 



544-5 



53-5 



H 



2 







19-64 



530-6 



46-9 



643-8 



470 



w 



19 







14-73 



5460 



53-0 



545-5 



52-9 



W 



3 







21-41 



535-5 



47-0 



6500 



47-4 



w 



20 







1518 



535-0 



52-8 



559-6 



52-6 



W 



4 







16-32 



530-8 



47-3 



661-4 



47-7 



w 











rj 



ECLINAT 



ion. Magnet i 



in touched, 



A us 



t. 5 d — Oct. 6 d 













BlFILAR. 



Observed 2 



m after tl 



ie Declin 



ation, & - 



= 0-000140. 



Balance. 



Observed 3 m 



after the 



Declinat 



ion k = 



J-000008 



5. 















t Extra Obs< 



irvations made 















