Hourly Observations of Magnetometers, November 28 — December 3, 1845. 63 



Getting 



en 





BiFILAK. 



Balance. 



en 



Getting 



en 



i 



Bifilar. 



Balance. 



>'3 



Mean Time 



Declina- 











fc- Vs 



Mean T 



me 



Declina- 



1 









of Declina- 



tion. 



Cor- 



Thermo- 



Cor- 



Thermo- 



S« 



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. 







Sc. Div. 



o 



Mic. Div. 









d. h. 



m. 



1 O f 



Sc. Div. 



« 



.Mic. Div. 









28 5 







25 08-88 



542-7 



49-1 



405-2 



49-6 



H 



1 13 







25 03-88 



541-2 



41-6 



416-4 



42-0 



W 



6 







07-91 



543-9 



49-2 



403-3 



49-6 



B 



14 







07-45 



542-6 



41-5 



417-4 



41-8 



W 



7 







08-36 



542-5 



49-2 



400-2 



49-6 



H 



15 







07-65 



545-8 



41-3 



416-5 



41-6 



w 



8 







07-98 



541-2 



49-1 



403-2 



49-5 



B 



16 







06-93 



546-7 



4M 



416-8 



41-4 



w 



9 







07-47 



540-8 



49-1 



405-6 



49-5 



B 



17 







07-44 



548-1 



41-0 



418-3 



41-2 



w 



10 







06-39 



54M 



49-1 



405-9 



49-5 



H 



18 







07-10 



550-5 



40-8 



417-5 



41-0 



w 



11 







07-15 



541-3 



49-2 



407-0 



49-7 



H 



19 







07-07 



551-5 



40-7 



418-4 



40-8 



B 



12 







06-83 



542-5 



49-4 



405-9 



50-0 



H 



20 







08-80 



551-0 



40-6 



416-1 



40-7 



B 



















21 







11-28 



547-1 



40-4 



417-6 



40-7 



H 



13 







25 06-97 



54M 



49-7 



404-8 



50-3 



D 



22 







11-48 



541-0 



40-3 



421-5 



40-7 



H 



14 







07-74 



5391 



49-8 



401-4 



50-4 



D 



23 







12-31 



537-9 



40-2 



423-2 



40-7 



H 



15 







lJ-37 



538-4 



49-9 



376-9 



50-5 



D 



2 







13-32 



535-8 



40-3 



431-8 



40-8 



B 



16 







07-64 



5420 



49-8 



375-4 



50-4 



D 



1 







14-65 



533-7 



40-4 



435-2 



41-1 



H 



17 







05-52 



543-0 



49-7 



380-5 



50-3 



D 



2 







16-01 



538-6 



40-7 



441-3 



41-4 



B 



18 







0717 



543-3 



49-6 



381-0 



50-1 



W 



3 







14-50 



542-5 



40-9 



445-2 



41-7 



H 



19 







08-68 



543-6 



49-5 



381-9 



49-9 



W 



4 







11-64 



542-7 



41-1 



452-3 



42-0 



H 



20 







07-38 



540-8 



49-3 



386-0 



49-8 



W 



< 5 







08-79 



544-8 



41-1 



446-8 



42-0 



H 



21 







07-92 



541-4 



49-2 



3871 



49-7 



W 



6 







08-16 



545-6 



41-2 



442-5 



41-9 



W 



22 







05-38 



534-8 



49-0 



392-8 



49-4 



B 



7 







08-12 



544-9 



41-1 



439-0 



41-8 



W 



23 







07-89 



539-0 



48-8 



388-1 



49-1 



B 



8 







07-87 



544-1 



41-0 



437-4 



41-7 



W 



29 







09-56 



537-4 



48-6 



394-5 



49-0 



B 



9 







04-91 



538-7 



41-0 



438-4 



41-6 



W 



1 







10-31 



535-2 



48-6 



401-1 



49-1 



H 



10 







06-27 



539-1 



40-9 



437-4 



41-5 



W 



2 







11-55 



529-7 



48-6 



407-9 



49-2 



H 



11 







07-67 



541-8 



40-8 



430-1 



41-3 



H 



3 







11-00 



535-9 



48-7 



411-3 



49-4 



H 



12 







05-05 



541-1 



40-7 



429-8 



41-3 



H 



4 







09-89 



541-7 



48-7 



409-2 



49-2 



B 



13 







25 06-86 



542-5 



40-6 



429-7 



41-2 



H 



5 







00-40 



522-2 



48-6 



424-7 



49-0 



B 



14 







08-31 



543-5 



40-5 



428-5 



41-0 



H 



6 







02-93 



538-4 



48-5 



422-7 



49-0 



D 



15 







08-55 



544-0 



40-4 



428-9 



40-9 



H 



7 







08-19 



540-9 



48-4 



409-8 



48-9 



D 



16 







09-08 



545-0 



40-3 



428-9 



40-7 



H 



8 







08-03 



544-3 



48-3 



404-5 



48-9 



W 



17 



Of 

 Of 

 



15-14 



553-4 



40-1 



423-7 



40-5 



H 



9 







06-97 



543-9 



48-1 



402-0 



48-6 



W 



18 



07-17 



556-6 



40-0 



413-1 



40-5 



H 



10 







05-47 



543-4 



47-9 



395-8 



48-2 



W 



19 



10-13 



557-4 



39-9 



413-8 



40-4 



W 



11 







03-77 



537-8 



47-5 



394-1 



47-7 



H 



20 







11-41 



548-2 



39-7 



415-5 



40-0 



W 



12 







00-99 



545-3 



47-0 



388-3 



47-0 



H 



21 



10 



13-05 



535-8 



39-5 



422-4 



39-6 



B 



















22 







12-42 



536-6 



39-3 



426-1 



39-3 



W 



30 13 







25 07-24 



544-6 



42-2 



431-2 



42-8 



B 



23 







14-68 



531-9 



39-1 



425-6 



39-2 



W 



14 







09-22 



544-8 



42-5 



438-2 



43-2 



B 



3 







19-19 



528-6 



39-0 



427-6 



39-3 



W 



15 







09-64 



545-0 



42-8 



420-4 



43-5 



B 



1 







15-71 



529-3 



39- 1 



446-7 



39-7 



W 



16 

 17 





 



08-68 

 07-47 



545-8 

 546-0 



43-1 

 43-3 



421-3 

 423-6 



43-8 

 44-0 



B 

 B 



2 

 3 





 



15-04 

 17-09 



545-0 

 539-4 



39-2 

 39-6 



451-7 

 473-0 



40-0 

 40-4 



W 

 W 



18 







07-78 



545-8 



43-4 



420-4 



44-1 



B 



4 



of 



20-43 



544-6 



39-8 



670-9 



40-7 



W 



19 

 20 

 21 

 22 





 

 

 



08-03 

 07-67 

 07-24 

 07-13 



547-5 

 544-3 

 542-2 

 539-0 



43-4 

 43-3 

 43-1 

 42-9 



426-2 

 416-5 

 424-9 

 424-5 



44-0 

 43-8 

 43-5 

 43-2 



H 

 H 

 W 

 H 



5 

 6 



7 

 8 



ot 

 of 

 ot 

 of 



04-41 



00-48 



■ 26-03 



02-96 



553-3 



565-0 



(730-0) 



621-0 



40-0 

 40-5 

 40-7 

 41-0 



723-2 

 847-0 

 853-2 

 816-5 



41-1 

 41-7 

 42-1 

 42-5 



B 

 W 

 H 

 B 



23 







07-74 



536-9 



42-7 



424-1 



43-0 



H 



9 



of 



08-88 



477-3 



41-1 



551-0 



42-6 



W 



1 



1 





 



09-66 

 10-68 



537-0 

 537-9 



42-5 

 42-5 



423-1 

 426-6 



43-0 

 43-0 



H 

 H 



10 

 11 



Of 



of 



25 08-45 

 24 57-34 



484-8 

 493-7 



41-0 

 40-9 



560-7 

 529-5 



42-5 

 42-2 



H 

 B 



2 

 3 





 



10-87 

 10-30 



540-3 

 542-5 



42-5 

 42-6 



428-3 

 430-8 



43-1 

 43-2 



H 

 H 



12 



of 



(24 54-20) 



(497-0) 



40-7 



(519-0) 



41-8 



D 



4 







09-15 



543-7- 



42-7 



431-8 



43-2 



H 



13 



of 



24 50-93 



457-7 



40-6 



489-4 



41-5 



B 



5 







07-44 



543-5 



42-7 



434-1 



43-3 



H 



14 



of 



24 53-88 



464-7 



40-3 



401-4 



41-3 



B 



6 







08-53 



545-3 



42-7 



430-1 



43-2 



H 



15 



of 



25 02-42 



485-7 



40-1 



430-8 



41-0 



B 



7 







08-21 



545-1 



42-6 



427-0 



43-0 



H 



16 



Of 



00-20 



511-0 



39-9 



383-1 



40-6 



B 



8 







07-87 



544-5 



42-4 



426-4 



42-8 



B 



17 







05-79 



519-7 



39-5 



444-0 



40-1 



B 



9 







05-69 



54 18 



42-2 



427-9 



42-6 



B 



18 







08-14 



523-9 



39-1 



484-4 



39-5 



B 



10 







06-09 



542-8 



42-1 



426-4 



42-5 



B 



19 







09-59 



528-2 



38-7 



480-3 



38-8 



H 



11 







06-59 



541-6 



42-0 



428-5 



42-3 



W 



20 







09-79 



528-0 



38-2 



478-9 



38-4 



H 



12 







08-23 



546-7 



41-8 



421-7 



42-2 



W 



21 







07-96 



529-6 



37-8 



480-4 



38-1 



W 









DECLINATIO^ 



. Magn 



et unt< 



juched, Sept. S 



1*— Dec. 291. 









BiFI 



LAR. 



Observed 2 



" after the Declination, k= 



=0-000 U( 



). 



Bala 



NCE. 



Cbserved 3™ after the Declin 



ation, i= 



:0-00001( 



). 



ttra 



Observations 



DQade. 

















Nov. 



281 



10"— 291 10' 



. Term-day Observations 



made. 

















J^ec. 



317 



>> 2'". Bifilar 



scale out of sight, reading 



estimate 



d. 















Dec. 



311 



2k. Observal 



ions accidentally omitted ; 



the quae 



tities 



in parentheses 



are the means of observations m 



ade 5"" b 



efore and 



5m 



1 after the tin 



aes of hourly 



observation. See Hxtra 01 



/servation 



s. 

























< 























