56 



Hourly Observations of Magnetometers, October 20 — 25, 1844. 



Gottingen 

 Mean Time 

 of Declina- 

 tion Obs. 



13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 

 22 





 

 

 

 

 

 

 

 

 



11 



12 



13 



14 



15 



16 



10 



17 

 IS 



19 



20 



Declina- 

 tion. 



25 



25 



25 



14-60 

 11-21 

 14-71 

 21-21 

 25-16 

 28-01 

 36-52 

 19-75 

 17-33 

 22-69 

 26-30 

 23-99 

 31-36 

 25-11 

 13-76 

 19-84 

 19-24 

 16-70 

 07-31 

 13-59 

 05-87 

 07-78 

 06-03 

 07-67 



12-65 

 14-55 

 15-56 

 16-92 

 15-47 

 12-58 

 12-89 

 13-30 

 13-29 

 14-24 

 15-98 

 20-15 

 21-09 

 20-20 

 19-96 

 11-41 

 15-85 

 13-02 

 14-08 

 14-13 

 03-58 

 11-17 

 14-46 

 13-86 



14-75 

 13-88 

 18-87 

 16-18 

 12-69 

 12-01 

 13-86 

 14-30 



Cor- Thermo- 

 rected. meter. 



Sc. Piv. 

 532-5 

 521-9 

 507-0 

 5360 

 501-7 

 460-5 

 503-1 

 519-8 

 510-3 

 468-8 

 508-9 

 496-2 

 519-6 

 532-6 

 533-3 

 526-7 

 521-6 

 524-7 

 530-1 

 525-0 

 555-8 

 533-9 

 535-7 

 525-3 



523-5 

 527-1 

 518-6 

 527-2 

 532-1 

 533-8 

 5300 

 5270 

 5211 

 521-0 

 516-6 

 526-1 

 524-2 

 530-8 

 534-9 

 534-8 

 532-0 

 534-0 

 534-4 

 532-5 

 532-9 

 531-5 

 532-7 

 531-4 



533-5 

 529-5 

 533-4 

 528-3 

 534-5 

 5340 

 533-9 

 524-4 



43-7 

 43-3 

 43-0 

 42-7 

 42-4 

 420 

 41-8 

 41-5 

 41-2 

 40-8 

 40-7 

 40-8 

 41-3 

 42-2 

 43-2 

 44-2 

 45-1 

 45-6 

 46-0 

 46-3 

 46-6 

 46-6 

 46-5 

 46-4 



46-2 

 46-0 

 45-8 

 45-4 

 45-0 

 44-8 

 44-6 

 44-2 

 43-9 

 43-7 

 43-5 

 43-4 

 43-7 

 44-3 

 45-3 

 46-4 

 47-6 

 48-3 

 48-7 

 48-8 

 48-6 

 48-3 

 47-9 

 47-3 



46-8 

 46-3 

 45-8 

 45-1 

 44-5 

 43-9 

 43-3 

 42-7 



4) .- 



o 



608-9 



47-1 



Oottinjren 

 Alean Time 

 of Declina- 

 tion Obs. 



h. 



22 21 

 22 

 23 



23 

 1 

 2 

 3 

 4 

 5 

 6 

 7 





 

 

 

 

 

 

 

 

 

 



8 



9 



10 



11 



12 



13 



14 



15 



16 



17 

 IS 



19 



20 



21 



22 



23 



24 



1 



2 

 3 

 4 

 5 

 6 

 7 





 

 

 

 

 

 

 

 



8 



9 



10 Ot 



11 



12 



13 

 14 

 15 

 16 



25 



17 



18 



19 



20 



21 Ot 



22 



23 



Declina- 

 tion. 



25 



25 



15-05 

 15-50 

 18-52 

 22-08 

 22-OS 

 22-77 

 16-82 

 1709 

 16-66 

 14-77 

 14-35 

 10-85 

 12-92 

 0900 

 1-3-52 

 12-33 



13-52 

 12-67 

 11-96 

 12-60 

 12-69 

 13-52 

 14-33 

 13-12 

 13-69 

 14-41 

 17-09 

 19-82 

 20-40 

 19-91 

 19-26 

 16-30 

 15-02 

 13-74 

 13-88 

 13-72 

 13-47 

 13-30 

 07-lS 

 07-40 



25 09-12 

 06-71 

 11-17 

 13-25 

 14-06 

 12-67 

 15-69 

 17-06 

 20-89 

 25-93 

 24-32 

 26-37 

 22-28 

 20-05 

 19-55 

 19-07 



Cor- 

 rected. 



Thermo- 

 meter. 



Sc. Div. 



524-1 

 520-3 

 517-3 

 521-4 

 524-7 

 527-3 

 526-5 

 532-4 

 530-1 

 525-7 

 529-8 

 532-4 

 533-1 

 535-3 

 527-1 

 523-0 



530-4 

 532-0 

 533-4 

 532-5 

 534-0 

 533-1 

 528-6 

 530-6 

 527 

 521-5 

 521-4 

 525-2 

 524-2 

 526-8 

 528-2 

 532-9 

 534-9 

 534-8 

 534-8 

 535-3 

 534-4 

 532-2 

 530-6 

 530-0 



525-6 

 528-4 

 529-6 

 531-8 

 534-1 

 535-3 

 532-7 

 526-9 

 513-5 

 513-2 

 512-0 

 526-3 

 529-3 

 534-5 

 526-4 

 526-3 



42-1 

 41-7 

 41-2 

 41-0 

 41-1 

 41-3 

 42-0 

 43-0 

 44-0 

 44-8 

 45-0 

 45-4 

 45-4 

 45-1 

 45-0 

 44-9 



44-8 

 44-5 

 44-1 

 43-8 

 43-3 

 42-9 

 42-6 

 42-1 

 41-7 

 41-3 

 40-9 

 40-8 

 40-9 

 41-2 

 41-9 

 42-8 

 43-8 

 44-4 

 44-8 

 45-0 

 45-1 

 45-1 

 45-0 

 44-9 



44-7 

 44-6 

 44-3 

 44-0 

 44-0 

 43-9 

 43-9 

 43-8 

 43-S 

 43-7 

 43-8 

 44-0 

 44-3 

 44-7 

 45-0 

 45-4 



Balance. 



Cor- 

 rected. 



Thermo- 

 meter. 



Mio. Div. 

 606-4 

 609-1 

 616-7 

 618-6 

 6260 

 632-9 

 651-6 

 668-1 

 653-6 

 651-0 

 653-4 

 648-6 

 6.37-6 

 628-8 

 623-1 

 593-7 



569-1 

 568-2 

 577-4 

 588-5 

 591-3 

 599-5 

 607-0 

 605-5 

 607-4 

 611-0 

 611-1 

 609-8 

 620-0 

 625-2 

 633-9 

 629-6 

 622-5 

 619-9 

 614-3 

 612-0 

 611-6 

 611-1 

 602-9 

 595-3 



577-9 

 565-6 

 575-9 

 581-4 

 588-1 

 591-9 

 601-6 

 603-8 

 612-1 

 610-7 

 614-4 

 621-1 

 627-5 

 640-2 

 641-7 

 641-2 



41-0 

 40-5 

 40-6 

 40-7 

 41-2 

 42-0 

 43-2 

 44-4 

 45-2 

 45-5 

 45-8 

 46-0 

 45-9 

 45-6 

 45-5 

 45-4 



45-0 

 44-6 

 44-3 

 438 

 43-5 

 43-0 

 42-6 

 420 

 41-3 

 40-9 

 40-7 

 40-7 

 41-4 

 42-2 

 43-3 

 44-2 

 45-0 

 45-5 

 46-0 

 46-1 

 46-2 

 46-1 

 45-8 

 45-6 



45-3 

 45-2 

 45-1 

 44-9 

 44-6 

 44-5 

 44-5 

 44-3 

 44-1 

 44-1 

 44-5 

 45-0 

 45-3 

 45-5 

 45-9 

 46-3 



Declination. Magnet untouched, Oct. 16'' — Nov. ll"*. 

 Bifilak. Observed 2"" after the Declination, *=0-0001-10. Balance. Observed 3" after the Declination, /(:=0-0000085. 



t Extra Observations made. 



Oct. 2-l'i 12^ — 18i>. The observations of the balance are doubtful to the extent of 5 Mic. div. 

 (if any) is constant for all these observations. 



it is believed, however, that the error 



