Hourly Observations of Magnetometers, February 2 — 7, 1845. 



Gbtting 



en 





BiriLAE. 



Balance. 





Gottingen 

 Mean Time 



Declina- 



BiFILAR. 



Balance. 





Mean Time 



Declina- 











. .r^ 











> .5 



of Declina- 



tion. 



Cor- 



Thermo- 



Cor- 



Thermo- 



S •'S 



of Declii 



la- 



tion. 



Cor- 



Thermo- 



Cor- 



Thermo- 



a, .'^ 



tion Ob 



s. 





rected. 



meter. 



rected. 



meter. 





tion Ob 



s. 





rected. 



meter. 



rected. 



meter. 





d. h. 



m. 



o 



Sc. Div. 



o 



Mic.Riv. 









d. h. 



m. 







Sc. Div. 







Mic.Div. 







2 13 







25 14-33 



537-3 



311 



572-3 



32-0 



W 



4 21 







25 13 07 



538-4 



38-7 



565-9 



38-9 



w 



14 







13-81 



536-5 



31-4 



574-1 



32-4 



W 



22 







13-96 



536-1 



38-6 



566-5 



38-7 



H 



15 







14-50 



536-9 



31-7 



572-9 



32-6 



W 



23 







15-98 



534-6 



38-4 



568-1 



38-7 



H 



16 







14-68 



537-3 



31-9 



571-6 



32-8 



W 



5 







17-65 



535-6 



38-4 



573-5 



38-7 



H 



17 







14-48 



535-6 



32-1 



572-0 



33-1 



w 



1 







18-72 



538-7 



38-5 



579-7 



39-2 



H 



18 







13-44 



537-4 



32-3 



571-3 



33-3 



w 



2 







19-26 



543-1 



38-9 



578-8 



39-8 



H 



19 







13-90 



540-1 



32-5 



571-4 



33-5 



B 



3 







19-05 



538-3 



39-4 



582-6 



40-4 



W 



20 







12-65 



540-6 



32-7 



573-1 



33-7 



B 



4 







21-50 



546-9 



39-9 



597-1 



40-8 



W 



21 







13-07 



537-7 



32-8 



577-6 



33-8 



H 



5 



of 



27-42 



535-5 



40-2 



640-1 



41-2 



W 



22 







14-46 



535-2 



32-9 



576-2 



33-8 



H 



6 



ot 



24-77 



530-8 



40-6 



746-0 



41-4 



B 



23 







15-49 



533-3 



33-2 



580-6 



34-2 



H 



7 



Of 



15-22 



528-9 



40-7 



717-3 



41-5 



B 



3 







17-36 



527-5 



33-6 



585-0 



35-0 



B 



8 







16-10 



532-7 



40-8 



645-3 



41-5 



B 



1 







18-63 



532-1 



34-2 



585-6 



36-2 



H 



9 







15-24 



536-9 



40-7 



630-5 



41-3 



B 



2 







17-54 



535-1 



35-0 



586-0 



37-3 



B 



10 







12-89 



534-4 



404 



626-5 



40-8 



B 



3 







16-79 



537-2 



360 



582-1 



38-0 



H 



11 







13-16 



535-9 



40-1 



612-7 



40-4 



W 



4 







15-14 



537-6 



37-2 



579-4 



39-0 



H 



12 



Of 



11-88 



533-6 



39-8 



609-4 



40-0 



W 



5 







14-60 



538-4 



38-2 



580-9 



39-8 



H 



















6 







14-30 



540-4 



38-8 



580-8 



40-2 



W 



13 



of 



25 09-46 



528-6 



39-6 



599-0 



39-7 



W 



7 







1404 



540-0 



39-0 



578-9 



40-3 



W 



14 



of 



08-88 



531-8 



39-3 



585-1 



39-4 



W 



8 







14-03 



539-1 



39-2 



578-0 



40-3 



W 



15 







11-77 



530-7- 



39-0 



592-3 



39-0 



W 



9 







13-76 



538-4 



39-2 



576-9 



40-0 



W 



16 







13-47 



531-0 



38-6 



590-0 



38-4 



W 



10 







13-83 



537-0 



39-0 



576-4 



39-7 



W 



17 







12-60 



537-3 



38-2 



587-3 



37-9 



W 



11 







13-43 



536-5 



38-8 



577-3 



39-4 



H 



18 







12-73 



537-3 



37-8 



584-2 



37-4 



W 



12 







10-90 



5.34-1 



38-6 



577-5 



39-1 



H 



19 







18-63 



5300 



37-4 



583-8 



36-9 



B 



















20 







13.77 



534-7 



37-0 



570-8 



36-5 



B 



13 







25 11-89 



541-4 



38-3 



565-5 



38-8 



H 



21 







15-34 



531-1 



36-7 



566-1 



36-0 



H 



14 







13-97 



529-7 



38-0 



570-7 



38-4 



H 



22 







19-21 



510-9 



36-3 



579-9 



35-6 



H 



15 







07-94 



535-3 



37-7 



558-6 



38-0 



H 



23 







23-72 



520-2 



35-9 



583-7 



35-3 



B 



16 







12-11 



535-5 



37-4 



562-1 



37-5 



H 



6 







22-01 



528-3 



35-6 



585-3 



35-3 



H 



17 







13-52 



537-6 



37-1 



562-6 



37-0 



H 



1 







20-02 



532-3 



35-5 



583-8 



35-3 



H 



18 







12-15 



537-7 



36-8 



567-8 



36-5 



H 



2 







17-40 



533-3 



35-5 



587-8 



35-4 



B 



19 







12-31 



538-6 



36-4 



569-4 



36-1 



W 



3 







15-98 



533-6 



35-4 



586-3 



35-5 



H 



20 







12-85 



538-9 



36-0 



567-6 



35-6 



W 



4 







15-15 



533-3 



35-4 



589-2 



35-6 



H 



21 







13-97 



538-4 



35-6 



564-3 



35-1 



B 



5 







13-86 



533-1 



35-5 



587-5 



35-7 



H 



22 







15-42 



537-2 



35-2 



557-7 



34-7 



W 



6 







13-66 



532-4 



35-6 



583-6 



35-7 



W 



23 







17-40 



533-6 



34-9 



561-7 



34-5 



W 



7 







13-29 



533-7 



35-5 



580-3 



35-5 



W 



4 







19-64 



535-3 



34-7 



561-5 



34-7 



W 



8 







12-83 



534-5 



35-3 



573-0 



35-0 



W 



1 







19-48 



535-5 



34-8 



574-5 



35-3 



W 



9 







12-58 



532-5 



35-0 



573-5 



34-6 



W 



2 







19-37 



537-7 



35-3 



580-9 



36-1 



W 



10 







12-69 



533-7 



34-7 



574-9 



34-3 



W 



3 







16-84 



536-0 



36-1 



584-7 



37-2 



w 



11 







12-51 



533-5 



34-4 



575-8 



33-9 



H 



4 







16-16 



535-7 



36-9 



585-2 



38-0 



w 



12 







11-98 



533-8 



34-0 



573-2 



33-5 



H 



5 







15-67 



535-5 



37-7 



581-4 



38-7 



w 



















6 







14-73 



537-0 



38-2 



575-6 



39-2 



H 



13 







25 13-12 



532-6 



33-6 



574-4 



33-1 



H 



7 







14-33 



537-7 



38-5 



572-6 



39-4 



H 



14 







13-52 



532-9 



33-2 



574-0 



32-7 



H 



8 







13-23 



5310 



38-7 



575-4 



39-6 



H 



15 







13-86 



533-1 



32-9 



574-3 



32-3 



H 



9 







13-14 



537-1 



38-8 



580-2 



39-7 



H 



16 







14-57 



535-0 



32-6 



571-8 



32-1 



H 



10 







13-52 



536-9 



39-0 



577-0 



39-8 



H 



17 







13-74 



535-1 



32-3 



5693 



31-9 



H 



11 







12-92 



536-5 



39-1 



577-8 



39-9 



B 



18 







13-00 



537-8 



32-1 



564-9 



31-6 



H 



12 







12-45 



537-8 



39-2 



574-7 



40-0 



B 



19 







11-74 



540-2 



31-9 



561-4 



31-3 



W 



















20 







13-03 



540-1 



31-6 



559-6 



31-1 



W 



13 







25 13-59 



536-3 



39-3 



572-9 



40-0 



B 



21 







13-69 



536-9 



31-4 



5620 



30-9 



B 



14 







14-92 



538-8 



39-3 



571-8 



40-1 



B 



22 







13-81 



535-6 



31-2 



561-5 



30-7 



W 



15 







15-18 



537-9 



39-3 



569-8 



40-0 



B 



23 







15-98 



534-4 



31-1 



563-6 



30-7 



W 



16 







13-94 



539-4 



39-3 



567-4 



39-9 



B 



7 







1813 



534-2 



31-0 



561-5 



30-7 



W 



17 







13-64 



539-6 



39-3 



567-5 



39-8 



B 



1 







18-40 



536-7 



31-0 



564-6 



310 



W 



18 







13-69 



539-8 



39-1 



566-8 



39-6 



B 



2 







17-56 



540-2 



31-2 



568-5 



31-4 



W 



19 







13-29 



539-5 39-0 



563-9 



39-4 



H 



3 







16-79 



535-7 



31-5 



575-1 



31-9 



W 



20 







13-12 



538-5 38-8 



564-2 



39-2 



H 



4 







16-89 



536-4 



31-7 



583-4 



32-3 



W 







Declination. Torsi 



on remo\ 



'ed,— Fel 



). 51 3 



VN-7J°-* 



Ei 



feet of -t- 10° of torsior 



i=-0'-8 



4. 







BiriLAi 



I. Observed 2™ after tlie declii 



lation, kz 



= 0-00014 



0. 



Balance 



. Observed 3" after ( 



he declir 



ation, k- 



=0-00001 



0. 



t Ex 



tra C 



)bservations made. 























* Feb. 51 



SJi". Tiie torsion could not hav 



e been m 



are than 



3°atfi 



rst, but th 



e noi 



'th end of the brass bai 



' moved s 



lowly tov 



ards the 



west, 



as if affectec 



by currents, or as if the torsioi 



1 of the t 



iread we 



re affe 



cted by moistu 



re. 











