Hourly Observations of Magnetometebs, January 6 — 10, 1845. 



Getting 



en 





BiriLAR. 



Balance. 





Getting 



TIT -..-.. — m 



en 



Declina- 



Bifilar. 



Balance. 





Mean Time 



Declina- 













Mean Tiuie 











t- '^ 



of Declina- 



tion. 



Cor- 



Thermo- 



Cor- 



Thermo- 



0) -^ 



of Declina- 



tion. 



Cor- 



Thermo- 



Cor- 



Thermo- 



a .^ 



tion Obs. 





rected. 



meter. 



rected. 



meter. 



o 



tion Obs. 





rected. 



meter. 



rected. 



meter. 



O 



d. h. 



m. 



c 



.Sc. DiT. 



o 



Mic. Div. 



<= 





d. h. 



m. 







Sc. Div. 



o 



Mic. Div. 



o 



6 5 







25 14-73 



539-4 



45-6 



599-1 



46-0 



H 



8 13 







25 09-77 



5350 



38-6 



600-3 



38-5 



B 



6 







14-46 



540-7 



45-5 



597-2 



45-7 



B 



14 







11-66 



536-7 



38-3 



596-2 



38-1 



B 



7 







14-46 



541-2 



45-3 



595-1 



45-4 



B 



15 







11-71 



538-7 



38-0 



596-7 



37-8 



B 



8 







14-55 



538-4 



45-0 



598-0 



450 



B 



16 







12-75 



541-5 



37-7 



592-3 



37-5 



B 



9 







14-53 



536-9 



44-8 



602-2 



44-6 



B 



17 







12-45 



545-7 



37-4 



584-4 



37-2 



B 



10 







13-84 



538-3 



44-4 



602-0 



44-0 



B 



18 







11-93 



542-3 



37-1 



583-8 



36-8 



B 



11 







13-93 



538-2 



44-0 



602-3 



43-5 



W 



19 







13-81 



541-7 



36-9 



581-9 



36-6 



H 



12 







14-30 



538-6 



43-6 



602-7 



430 



W 



20 







14-41 



542-0 



36-7 



584-1 



36-5 



H 



















21 







14-77 



539-5 



36-5 



588-0 



36-3 



W 



13 







25 13-34 



537-9 



43-2 



603-1 



42-5 



w 



22 







15-67 



540-3 



36-3 



587-8 



35-9 



H 



14 







13-88 



5370 



42-7 



598-1 



42-0 



w 



23 







17-98 



538-7 



36-1 



590-3 



35-8 



H 



15 







13-43 



536-9 



42-3 



595-3 



41-5 



w 



9 







16-46 



538-1 



35-9 



599-3 



35-7 



H 



16 







12-16 



540-2 



41-9 



589-1 



41-1 



w 



1 







19-89 



546-9 



35-9 



598-8 



36-0 



H 



17 







11-66 



539-6 



41-5 



590-0 



40-7 



w 



2 



of 



22-37 



533-0 



36-1 



607-0 



36-5 



H 



18 







12-78 



539-7 



41-0 



589-1 



40-4 



w 



3 







21-90 



532-7 



36-5 



614-6 



37-2 



H 



19 







13-14 



540-3 



40-7 



589-4 



40-0 



B 



4 







20-42 



534-5 



37-2 



626-0 



37-8 



H 



20 







13-46 



539-8 



40 5 



590-9 



39-8 



B 



5 



Of 



15-47 



536-9 



37-7 



647-9 



38-3 



H 



21 







13-83 



539-7 



40-2 



588-7 



39-5 



H 



6 







16-43 



537-6 



38-0 



653-4 



38-8 



B 



22 







14-92 



542-3 



39-9 



586-7 



39-2 



H 



7 



Of 



12-93 



535-4 



38-3 



663-0 



39-6 



B 



23 







15-79 



544-9 



39-7 



592-3 



39-1 



H 



8 



Of 



06-59 



525-0 



38-3 



688-4 



39-2 



B 



7 







16-15 



546-2 



39-4 



595-7 



39-1 



H 



9 



Of 



00-27 



558-8 



38-3 



766-6 



38-9 



B 



1 







15-51 



547-6 



39-3 



5950 



39-0 



H 



10 



Of 



25 04-14 



499-7 



38-1 



682-3 



38-7 



B 



2 







14-33 



546-1 



39-2 



597-7 



39-0 



B 



11 



Of 



24 56-61 



443-0 



38-0 



375-6 



38-5 



B 



3 







14-87 



546-1 



39-2 



598-9 



39-1 



H 



12 



oj 



24 44-54 



438-3 



37-8 



335-3 



38-4 



B 



4 







15-41 



543-9 



39-1 



599-8 



39-2 



H 



















5 







16-65 



544-1 



39-2 



600-7 



39-4 



H 



13 



Of 



25 06-70 



543-6 



37-7 



594-3 



38-3 



W 



6 







16-10 



541-0 



39-3 



599-1 



39-4 



W 



14 



Of 



24 45-27 



479-2 



37-5 



570-4 



380 



w 



7 







14-44 



537-3 



39-3 



602-6 



39-2 



W 



15 



Of 



25 04-95 



445-4 



37-3 



603-5 



37-8 



w 



8 







13-19 



5320 



39-2 



6088 



39-0 



w 



16 



Of 



24 55-47 



500-3 



37-2 



631-1 



37-7 



w 



9 







1415 



531-6 



39-0 



614-6 



38-8 



w 



17 



Of 



25 06-09 



524-1 



37-0 



647-1 



37-6 



w 



10 







13-96 



531-5 



38-9 



615-7 



38-7 



w 



18 







10-90 



522-9 



37-0 



629-4 



37-5 



w 



11 







08-92 



541-2 



38-7 



607-5 



38-5 



H 



19 







12-48 



531-5 



36-9 



614-0 



37-5 



B 



12 







1396 



540-9 



38-5 



596-9 



38-4 



H 



20 







14-46 



529-7 



36-9 



611-3 



37-5 



B 



















21 







14-50 



532-7 



36-8 



604-5 



37-4 



H 



13 







25 14-50 



538-9 



38-4 



599-7 



38-3 



H 



22 







15-85 



535-1 



36-8 



595-0 



37-3 



H 



14 







14-62 



538-5 



38-2 



604-4 



38-2 



H 



23 







16-08 



534-5 



36-8 



592-9 



37-4 



H 



15 







14-77 



539-8 



38-0 



602-4 



381 



H 



10 







15-92 



534-1 



37-0 



595-4 



37-6 



H 



16 







14-85 



541-0 



38-0 



600-5 



380 



H 



1 







16-41 



538-5 



37-3 



594-8 



38-0 



H 



17 







14-48 



542-4 



37-9 



598-1 



38-0 



H 



2 







15-45 



538-8 



37-7 



602-6 



38-4 



B 



18 







14-17 



542-1 



37-9 



597-4 



37-9 



H 



3 







13-59 



534-8 



37-9 



603-3 



38-6 



H 



19 







13-66 



543-3 



37-8 



596-6 



37-9 



W 



4 







14-67 



535-8 



38-0 



604-6 



38-8 



H 



20 







14-33 



542-4 



37-8 



596-5 



37-9 



W 



5 







14-46 



536-2 



38-2 



605-4 



39-2 



H 



21 







17-60 



540-0 



37-8 



597-2 



37-9 



B 



6 







14-94 



535-7 



38-5 



603-1 



39-4 



W 



22 







17-54 



541-8 



37-7 



5931 



37-8 



W 



7 







16-06 



537-2 



38-7 



602-0 



39-6 



W 



23 







17-61 



540-6 



37-7 



598-6 



38-0 



W 



8 



of 



10-92 



518-7 



38-9 



648-5 



39-9 



W 



8 







15-12 



539-2 



37-9 



604-2 



38-3 



W 



9 



of 



09-74 



537-3 



39-2 



604-6 



40-2 



W 



1 







14-71 



541-1 



38-1 



603-2 



38-7 



B 



10 







13-61 



527-6 



39-5 



601-1 



40-6 



W 



2 







14-68 



543-2 



38-5 



605-9 



39-2 



W 



11 







13-66 



531-4 



39-8 



605-3 



41-0 



H 



3 







13-66 



540-3 



38-9 



607-8 



39-6 



W 



12 







12-73 



532-8 



40-0 



599-2 



41-3 



H 



4 







14-50 



540-4 



39-2 



607-2 



400 



W 



















5 







1509 



539-6 



39-5 



605-5 



40-2 



W 



13 







25 15-71 



537-9 



40-3 



581-2 



41-6 



H 



6 







14-46 



541-2 



39-7 



603-1 



40-3 



H 



14 







12-69 



527-6 



40-7 



589-6 



41-9 



H 



7 







14-40 



539-3 



39-7 



601-1 



40-3 



H 



15 







1201 



528-3 



41-0 



597-5 



42-2 



H 



8 







14-44 



539-6 



39-7 



599-0 



40-2 



H 



16 







14-33 



532-7 



41-2 



597-6 



42-5 



H 



9 







13-86 



540-8 



39-6 



596-2 



40-0 



H 



17 







14-46 



535-7 



41-6 



591-3 



42-7 



H 



10 







13-79 



540-3 



39-4 



593-7 



39-7 



H 



18 







15-85 



535-8 



41-9 



597-1 



43-1 



H 



11 







1406 



539-0 



39-0 



593-9 



39-1 



B 



19 







15-29 



539-0 



42-1 



603-8 



43-3 



W 



12 







12-72 



537-0 



38-8 



596-1 



38-8 



B 



20 







15-79 



539-7 



42-3 



598-9 



43-4 



W 







Declina 



riON. Magnet ur 



itouch< 



3d, Dec. 301 18 



44— Feb. Si 1845. 







BiFlLAU. 



Observed 2"' after the Declin. 



ition, fc=0-0001-iO 





Balance. 



Observed 3'" after the Declina 



tion, A:=0000010 

















t Extra 



Obsei 



vations made. 















