66 



Hourly Observations of Magnetometers, December 13 — 18, 1844. 



Gottingen 

 Mean Time 

 of Declina- 

 tion Obs. 



d. h. m. 



13 5 



6 



7 



8 



9 



10 



11 



12 



13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 



14 



1 



2 



3 



4 



5 



6 Of 



7 Of 



8 Of 



Declina- 

 tion. 



9 



10 



11 3 



12 



15 13 



14 0t 



15 



16 



17 



18 



19 



20 



21 



22 



23 



16 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 



10 



11 



12 



25 



25 



BlFILAR. 



Cor- 

 rected. 



Thermo- 

 meter. 



25 



14-73 

 14-23 

 14-20 

 13-79 

 13-63 

 13-32 

 13-91 

 13-63 



13-79 

 14-23 

 14-51 

 14-98 

 14-38 

 14-37 

 14-20 

 13-79 

 13-39 

 13-84 

 14-92 

 15-92 

 17-37 

 20-53 

 15-72 

 15-64 

 1910 

 15-20 

 09-69 

 13-88 

 11-37 

 14-50 

 13-64 

 12-73 



11-98 

 18-30 

 16-03 

 14-49 

 13-60 

 14-60 

 15-56 

 14-55 

 14-99 

 14-60 

 14-58 

 16-68 

 15-91 

 16-55 

 15-83 

 15-54 

 04-78 

 14-23 

 17-29 

 13-66 

 09- 15 

 0903 

 11-98 

 11-74 



Sc. Div. 



541-1 

 541-7 

 540-2 

 539-6 

 539-5 

 539-2 

 539-2 

 539-7 



539-7 

 539-8 

 540-4 

 5411 

 541-6 

 542-2 

 543- 1 

 545-7 

 545-9 

 546-0 

 543-4 

 544-2 

 542-5 

 540-7 

 539-6 

 544-9 

 547-5 

 518-8 

 521-1 

 517-4 

 532-5 

 531-5 

 527-3 

 526-3 



531-9 

 535-3 

 532-9 

 536-6 

 532-9 

 533-9 

 531-7 

 538-7 

 535-2 

 532-2 

 529-7 

 535-1 

 5351 

 534-8 

 538-5 

 538-8 

 511-5 

 528-6 

 532-6 

 536-6 

 538-4 

 542-3 

 5320 

 532-8 



31-9 

 31-8 

 31-7 

 31-7 

 31-7 

 31-7 

 31-8 

 31-8 



31-8 

 31-9 

 32-0 

 320 

 32-1 

 32-3 

 32-4 

 32-6 

 32-8 

 32-9 

 330 

 331 

 33-2 

 33-4 

 33-6 

 33-7 

 33-8 

 33-9 

 34-0 

 34-2 

 34-4 

 34-5 

 34-6 

 34-7 



34-4 

 34-3 

 34-3 

 34-3 

 34-3 

 34-2 

 34-3 

 34-3 

 34-3 

 34-3 

 34-4 

 34-5 

 34-7 

 34-8 

 350 

 35-1 

 351 

 35-2 

 35-4 

 35-6 

 35-6 

 35-7 

 35-7 

 35-8 



Balance. 



Cor- 

 rected. 



Thermo- 

 meter. 



Mir. Div. 



594-3 

 592-1 

 591-3 

 590-4 

 589-4 

 589-2 

 589-6 

 5900 



589-6 

 588-4 

 588-7 

 588-8 

 588-4 

 588-7 

 588-6 

 586-2 

 583- 1 

 580-5 

 575-1 

 575-6 

 573-8 

 5750 

 579-4 

 587-0 

 586-2 

 632-1 

 804-8 

 649-5 

 719-4 

 687-3 

 654-2 

 631-2 



607-3 

 603-5 

 593-8 

 587-9 

 5920 

 599-5 

 6060 

 607-6 

 609-1 

 605-7 

 607-2 

 609-7 

 6110 

 609-8 

 615-7 

 620-1 

 650-8 

 6510 

 635-0 

 626-4 

 622-6 

 612-5 

 608-8 

 6051 



32-3 

 32- 1 

 32-1 

 320 

 320 

 32-0 

 321 

 32-3 



32-4 

 32-4 

 32-5 

 32-7 

 32-8 

 330 

 33-2 

 33-4 

 33-5 

 33-6 

 33-8 

 33-9 

 340 

 34-2 

 34-3 

 34-5 

 34-5 

 34-6 

 34-9 

 35-2 

 35-5 

 35-5 

 35-4 

 35-3 



34-6 

 34-6 

 34-6 

 34-6 

 34-6 

 34-6 

 34-7 

 34-7 

 34-7 

 34-8 

 350 

 35-2 

 35-4 

 35-5 

 35-6 

 35-7 

 35-9 

 36-2 

 36-3 

 36-3 

 36-3 

 36-3 

 36-3 

 36-4 



O 



B 



W 



W 



W 



W 



W 



H 



H 



H 

 H 

 H 

 H 

 H 

 H 

 W 

 W 

 B 

 W 



w 

 w 

 w 

 w 

 w 

 w 

 w 

 w 

 w 

 w 



H 

 H 

 B 

 B 



W 

 W 

 W 

 W 

 W 



w 



B 



B 



H 



H 



H 



H 



H 



B 



B 



H 



B 



W 



W 



W 



W 



W 



H 



H 



Gottingen 

 Mean Time 

 of Declina- 

 tion Obs. 



17 



a. h. 

 16 13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 

 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 

 10 

 11 

 12 



13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 







1 



2 



3 



4 



5 



6 



9 

 10 

 11 



12 



13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 





 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 





 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 





 

 

 

 

 

 

 



Declina- 

 tion. 



25 



25 



25 



15-56 

 13-83 

 13-70 

 1501 

 14-80 

 15-38 

 15-09 

 15-34 

 15-07 

 14-26 

 14-43 

 14-98 

 1615 

 16-48 

 15-78 

 14-64 

 1319 

 14-30 

 14-67 

 11-57 

 13-14 

 1 3-64 

 13-46 

 13-69 



13-76 

 14-13 

 1413 

 14-28 

 16-79 

 12-38 

 13-39 

 15-12 

 14-40 

 1507 

 14-53 

 15-89 

 16-21 

 16-46 

 15-38 

 14-84 

 1401 

 1418 

 14-44 

 14-46 

 1415 

 1401 

 12-25 

 0814 



10-48 

 13-91 

 14-53 

 14-67 

 14-37 

 13-99 

 14 03 

 14-37 



BlFILAR. 



Cor- 



Thermo 



rected. 



meter. 



Sc. Div. 



o 



539-3 



35-8 



534-7 



35-9 



533-7 



360 



534-4 



361 



535-5 



36-2 



5371 



36-2 



539-2 



36-3 



5360 



36-4 



5371 



36-5 



536-5 



36-6 



532-3 



36-6 



534-6 



36-7 



534-4 



36-8 



534-5 



36-9 



533-9 



37- 1 



534-6 



37-3 



533-9 



37-4 



539-8 



37-6 



536-9 



37-7 



539-0 



37-8 



539-2 



37-8 



538-5 



37-8 



537-6 



37-9 



537-9 



37-9 



537-5 

 537-6 

 537-8 

 538-8 

 542-5 

 539-6 

 539-8 

 544-7 

 5361 

 537-8 

 535-2 

 535-2 

 336-5 

 538-5 

 537-6 

 538-4 

 540-2 

 539-5 

 538-1 

 538-1 

 539-7 

 540-5 

 537-8 

 552-6 



5350 

 538-0 

 537-8 

 540-8 

 542-9 

 543-4 

 542-3 

 542-7 



37-9 

 37-9 

 37-9 

 37-9 

 37-9 

 37-9 

 37-9 

 37-9 

 380 

 38-0 

 38- 1 

 38-1 

 38-2 

 38-3 

 38-4 

 38-5 

 38-6 

 38-7 

 38-7 

 38-7 

 38-6 

 38-5 

 38-5 

 38-5 



38-6 

 38-7 

 38-8 

 38-9 

 38-9 

 38-9 

 390 

 39-0 



Balance. 



Cor- 

 rected. 



Thermo- 

 meter. 



Mie. Div. 



587-3 

 588-5 

 597-6 

 600-9 

 603.8 

 605-3 

 603-0 

 604- 1 

 604-6 

 606-2 

 605-4 

 605-2 

 608-9 

 609-4 

 607-7 

 6111 

 611-7 

 607-5 

 606-9 

 6071 

 604-7 

 603- 1 

 599-8 

 598-1 



597-6 

 596-7 

 596-2 

 595-5 

 589-9 

 586-8 

 586-7 

 586-2 

 592-5 

 594-4 

 5936 

 591-6 

 594-2 

 595-5 

 595-1 

 594-4 

 596-6 

 5990 

 598-7 

 599-9 

 599-6 

 595-6 

 603-8 

 592-4 



586-7 

 582-8 

 583-8 

 580-7 

 579-9 

 579-2 

 579-9 

 580-3 



36-5 

 36-5 

 36-6 

 36-7 

 36-8 

 370 

 37-0 

 370 

 371 

 371 

 371 

 37-2 

 37-3 

 37-5 

 37-7 

 380 

 381 

 38-2 

 38-4 

 38-5 

 38-5 

 38-5 

 38-5 

 38-5 



38-5 

 38-5 

 38-5 

 38-5 

 38-5 

 38-5 

 38-5 

 38-5 

 38-6 

 38-6 

 38-6 

 38-6 

 38-7 

 38-8 

 38-8 

 38-9 

 390 

 39-2 

 39-2 

 390 

 390 

 390 

 39-2 

 39-3 



39-5 

 39-9 

 40-0 

 400 

 400 

 400 

 40-0 

 400 



Bifilak. Observed 2 1 



Declination. Magnet untouched, Nov. ll' 1 — Dec. 25 d . 

 after the Declination, £=0-000140. Balance. Observed 3 m after the Declination, k- 



:0-0000085. 



t Extra Observations made. 



