Hourly Observations of Magnetometers, December 9 — 15, 1845. 



65 



Gottingen 

 Mean Time 

 of Declina- 

 tion Obs. 



d. h. ni. 



9 15 



16 



17 



18 



19 



20 



21 



22 



23 

 10 



1 



2 



3 





 

 

 



8 



9 



10 



11 



12 



13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 

 110 



1 



2 



3 



4 



5 



6 



7 



8 



9 



Declina- 

 tion. 



10 







11 







12 







13 







14 







15 







16 







17 







18 







19 







20 







21 







22 







23 







25 



25 



25 



08-72 

 08-72 

 08-82 

 08-25 

 08-08 

 08-39 

 OS-19 

 08-97 

 09-22 

 10-80 

 13-99 

 13-43 

 10-83 

 12-15 

 08-61 

 07-81 

 07-65 

 07-47 

 07-17 

 07-04 

 07-47 

 07-45 



06-90 

 07-84 

 08-14 

 08-61 

 08-41 

 07-94 

 07-67 

 07-54 

 07-40 

 06-97 

 08-38 

 09-76 

 10-88 

 10-97 

 1028 

 09-59 

 08-19 

 07-51 

 07-84 

 07-54 

 0707 

 07-37 

 07-31 

 05-69 



08-55 

 07-92 

 07-91 

 08-19 

 08-25 

 07-96 

 06-79 

 07-64 

 07-20 

 07-25 

 09-08 



BiFILAR. 



Cor- 

 rected. 



Thermo- 

 meter. 



Sc. Div. 

 544-8 

 545-4 

 545-6 

 545-7 

 546-7 

 548-2 

 546-1 

 543-1 

 542-5 

 537-5 

 540-8 

 538-1 

 538-5 

 541-9 

 544-9 

 546-9 

 546-4 

 545-8 

 545-5 

 543-6 

 544-8 

 543-4 



542-5 

 545-1 

 545-6 

 546-2 

 545-8 

 546-3 

 545-8 

 545-0 

 544-0 

 540-9 

 539-3 

 540-1 

 542-6 

 5450 

 547-3 

 545-8 

 548-4 

 546-1 

 546-9 

 545-1 

 544-5 

 543-2 

 541-1 

 539-1 



538-2 

 539-4 

 541-5 

 542-3 

 544-9 

 545-0 

 546-7 

 546-0 

 544-4 

 538-5 

 530-7 



40-7 

 40-6 

 40-4 

 40-3 

 40-0 

 39-9 

 39-8 

 39-6 

 39-4 

 39-3 

 39-4 

 39-7 

 39-9 

 40-2 

 40-2 

 40-4 

 40-5 

 40-6 

 40-7 

 40-8 

 40-8 

 41-1 



41-4 

 41-8 

 42-2 

 42-6 

 43-0 

 43-4 

 43-6 

 43-7 

 43-7 

 43-5 

 43-4 

 43-4 

 43-4 

 43-5 

 43-6 

 43-7 

 43-7 

 43-5 

 43-3 

 43-1 

 42-9 

 42-7 

 42-5 

 42-2 



42-0 

 41-8 

 41-6 

 41-4 

 41-1 

 40-8 

 40-6 

 40-4 

 40-3 

 40-1 

 40-0 



Balance. 



Cor- 

 rected. 



Mic. DiT. 



433-5 

 432-0 

 430-8 

 430-3 

 429-1 

 427-8 

 429-6 

 431-4 

 431-7 

 434-1 

 436-1 

 438-0 

 441-1 

 447-0 

 446-4 

 443-4 

 440-2 

 439-3 

 440-0 

 441-4 

 440-8 

 440-9 



441-8 

 439-8 

 436-9 

 434-2 

 433-4 

 430-4 

 427-8 

 427-4 

 429-1 

 427-5 

 424-6 

 425-5 

 427-4 

 430-2 

 431-5 

 431-8 

 428-4 

 4270 

 424-4 

 425-2 

 424-0 

 425-0 

 426-5 

 427-3 



424-5 

 423-9 

 424-8 

 423-4 

 421-0 

 422-9 

 421-5 

 421-1 

 425-3 

 428-7 

 432-1 



Thermo- 

 meter, 



41 

 41 

 40 

 40 

 40 

 40 

 40 

 39 

 39 

 39 

 40 

 40 

 40 

 41 

 41 

 41 

 41 

 41 

 41 

 41 

 41 

 41 



42 

 42 

 43 

 43 

 43 

 44 

 44 

 44 

 44 

 44 

 43 

 43 

 44 

 44 

 44 

 44 

 44 

 43 

 43 

 43 

 43 

 43 

 42 

 42 



42 

 42 

 41 

 41 

 41 

 41 

 40 

 40 

 40 

 40 

 40 



O 



B 

 B 

 B 

 B 

 H 

 H 

 W 

 H 

 H 

 H 

 H 

 H 

 H 

 H 

 H 

 B 

 B 

 B 

 B 

 B 

 H 

 W 



W 



W 



W 



W 



W 



W 



B 



B 



H 



H 



H 



H 



H 



H 



B 



H 



H 



W 



W 



W 



W 



W 



H 



H 



H 

 H 

 H 

 H 

 H 

 H 

 W 

 W 

 B 

 W 

 B 



Gottingen 

 Mean Time 

 of Declina- 

 tion Obs. 



d. li. 



12 



1 



2 



3 



4 



5 



6 



7 



8 



9 



10 



11 



12 



13 







14 







15 







16 







17 







18 







19 







20 







21 







22 







23 







13 







1 







2 







3 







4 

 5 



Of 



ot 



6 



7 

 8 



5t 

 Of 

 



9 







10 

 11 



Of 

 



12 







14 13 







14 







15 







16 







17 







18 







19 







20 







21 







22 







23 







15 







1 







2 







3 







4 







5 







6 







7 

 8 



Of 

 



Declina- 

 tion. 



25 



25 



25 

 24 

 25 

 25 



24 

 24 

 25 



09-15 

 13-41 

 13-46 

 13-34 

 10-63 

 09-29 

 09-93 

 09-10 

 10-61 

 06-86 

 07-24 

 07-04 

 06-79 



06-97 

 05-42 

 07-44 

 08-08 

 07-34 

 07-60 

 06-86 

 07-34 

 06-59 

 06-77 

 08-99 

 14-98 

 20-53 

 21-32 

 18-60 

 14-23 

 11-98 

 06-32 

 48-45 

 05-85 

 05-85 

 50-78 

 59-84 

 03-65 



25 07-81 

 07-72 

 08-09 

 08-11 

 11-03 

 08-18 

 11-10 

 05-97 

 0700 

 05-85 

 07-81 

 13-77 

 12-38 

 12-98 

 11-05 

 10-60 

 08-41 



25 08-80 



24 49-22 



25 06-39 



BiFILAR. 



Cor- 

 rected. 



Sc.Div. 



534-9 

 542-2 

 543-8 

 545-9 

 547-0 

 547-2 

 544-4 

 541-4 

 533-7 

 540-9 

 543-0 

 541-4 

 540-5 



538-7 

 537-5 

 537-7 

 538-0 

 538-5 

 539-7 

 542-5 

 542-6 

 543-7 

 544-0 

 533-7 

 523-1 

 523-9 

 534 3 

 538-4 

 542-1 

 534-2 

 540-0 

 542-9 

 532-2 

 529-4 

 525-5 

 520-0 

 528-7 



542-4 

 543-7 

 543-3 

 544-0 

 543-4 

 547-6 

 544-4 

 546-0 

 546-1 

 544-3 

 537-2 

 519-8 

 528-3 

 535-1 

 530-6 

 543-5 

 544-2 

 541-0 

 519-6 

 534-5 



Thermo- 

 meter. 



39-9 

 39-9 

 39-9 

 39-9 

 40-0 

 40-0 

 40-0 

 39-8 

 39-6 

 39-4 

 39-0 

 38-7 

 38-3 



37-9 

 37-5 

 370 

 36-6 

 36-1 

 35-6 

 35-1 

 34-7 

 34-4 

 34-1 

 33-7 

 33-6 

 33-6 

 33-7 

 33-9 

 34-2 

 34-6 

 35-1 

 35-5 

 35-7 

 35-8 

 35-7 

 35-6 

 35-4 



40-6 

 41-0 

 41-4 

 41-8 

 42-1 

 42-3 

 42-4 

 42-4 

 42-3 

 42-2 

 42-0 

 41-9 

 41-9 

 42-0 

 42-3 

 42-4 

 42-4 

 42-3 

 42-2 

 42-0 



Balance. 



Cor- 

 rected. 



Mic. Div. 



430-5 

 434-0 

 434-1 

 437-7 

 437-2 

 436-0 

 435-5 

 437-0 

 451-0 

 445-2 

 440-7 

 436-3 

 436-3 



435-4 

 429-5 

 431-3 

 431-4 

 432-8 

 433-1 

 431-3 

 430-6 

 430-0 

 428-8 

 431-2 

 437-1 

 444-5 

 456-1 

 4640 

 485-1 

 492-8 

 494-6 

 504-1 

 482-7 

 476-8 

 470-9 

 444-0 

 416-0 



438-6 

 436-2 

 434-8 

 432-0 

 427-8 

 416-1 

 415-7 

 417-2 

 416-8 

 419-4 

 419-1 

 427-4 

 424-9 

 431-7 

 445-0 

 442-8 

 437-8 

 437-8 

 459-3 

 450- 1 



Thermo- 

 meter. 



40-2 

 40-2 

 40-3 

 40-4 

 40-5 

 40-5 

 40-3 

 40-1 

 39-8 

 39-4 

 39-0 

 38-6 

 38-2 



.37-7 

 37-2 

 36-8 

 36-3 

 35-8 

 35-3 

 34-9 

 34-4 

 34-1 

 33-7 

 33-5 

 33-5 

 33-9 

 34-3 

 34-7 

 35-1 

 35 5 

 35-9 

 36-2 

 36-4 

 36-3 

 36-2 

 36-2 

 35-9 



41-2 

 41-7 

 42-2 

 42-5 

 42-7 

 42-9 

 42-9 

 42-9 

 42-7 

 42-5 

 42-4 

 42-3 

 42-5 

 42-7 

 42-9 

 43-0 

 43-0 

 43-0 

 42-8 

 42-7 



/3 t; 

 O 



w 

 w 

 w 

 w 

 w 

 w 



H 

 H 

 H 

 H 

 H 

 B 

 B 



B 

 B 

 B 

 B 

 B 

 B 

 H 

 H 

 W 

 H 

 H 

 H 

 H 

 H 

 H 

 H 

 H 

 B 

 B 

 B 

 B 

 B 

 W 

 W 



H 

 H 

 H 

 H 

 H 

 H 

 W 

 W 

 B 

 W 

 W 

 W 

 B 

 W 

 W 

 W 

 W 

 H 

 H 

 H 



Declination. Magnet untouched, Sept. 21<i — Dec. 29^. 

 BiFILAR. Observed 2-^ after the Declination, A=0-000140. Balance. Observed 3" after the Declination, /t==0-000010. 



t Extra Observations made. 



MAG. AND MET. OBS. 1845. 



