12 



Daily Observations of Magnetometers, May 24 — June 7. 



Gottingen 



Mean Time of 



Declination 



Observation. 



Declina- 

 tion. 



d. h. m. 



May 24 18 



20 



22 



May 25 



2 



4 



6 



8 



10 



18 



20 



22 



May 26 



2 



4 



6 



8 



10 



18 



20 



22 



May 27 



2 



4 



6 



8 



10 



May 28 18 



20 



22 



May 29 



2 



4 



6 



8 



10 



18 



20 



22 



May 30 



2 



4 



6 



8 



10 



18 



20 



22 



May 31 



2 



4 



6 



8 



10 



25 



25 



BirlLAR. 



25 



25 



25 



18-97 

 18-52 

 21-71 

 29-33 

 33-54 

 29-89 

 24-60 

 23-79 

 24-17 



19-80 

 19-39 

 20-54 

 29-36 

 33-94 

 28-54 

 25-95 

 22-45 

 17-61 



17-04 

 16-41 

 20-67 

 27-76 

 29-98 

 27-43 

 23-91 

 22-65 

 21-96 



19-22 

 18-21 

 19-47 

 26-62 

 30-99 

 33-38 

 27-96 

 24-24 

 24-72 



28-67 

 24-53 

 21-35 

 27-02 

 30-51 

 29-31 

 25-52 

 24-47 

 24-67 



21-14 

 20-63 

 22-36 

 26-79 

 30-90 

 28-94 

 25-46 

 2406 

 23-93 



Cor- 

 rected. 



Thermo- 

 meter. 



Sc. Div. 



503-9 

 497-3 

 490-8 

 488-8 

 499 8 

 507-6 

 511-4 

 510-8 

 511-5 



504-7 

 500-8 

 491-3 

 496-0 

 503-4 

 513-5 

 517-7 

 515-0 

 473-2 



504-3 

 490-8 

 478-5 

 489-1 

 504-5 

 514-8 

 514-5 

 514-1 

 508-8 



503-1 

 495-5 

 489-5 

 495-4 

 525-2 

 516-9 

 522-6 

 523-9 

 510-2 



509-6 

 493-3 

 487-7 

 492-3 

 501-8 

 509-6 

 512-3 

 513-3 

 507-8 



499-7 

 496-5 

 486-1 

 491-3 

 506-3 

 509-7 

 512-3 

 513-1 

 510-5 



Balance. 



47-3 

 47-6 

 48-3 

 49-8 

 50-8 

 51-1 

 51-1 

 51-3 

 51-0 



49-1 

 50-3 

 520 

 54-2 

 56-3 

 57-7 

 58-4 

 57-3 

 55-9 



54-4 

 53-8 

 53-8 

 54-9 

 55-3 

 55-7 

 56-6 

 56-3 

 55-7 



45-8 

 46-1 

 46-9 

 49-6 

 52-7 

 54-0 

 53-9 

 53-7 

 52-7 



46-8 

 46-8 

 48-0 

 500 

 53-7 

 55-8 

 55-0 

 54-0 

 52-7 



48-8 

 48-2 

 48-0 

 48-4 

 48-9 

 49-6 

 49-9 

 50-0 

 49-7 



Cor- 

 rected. 



Thermo- 

 meter. 



Mic. Div. 



667-9 

 677-6 

 661-1 

 625-1 

 622-4 

 649-7 

 676-8 

 670-9 

 664-7 



665-2 

 663-3 

 652-0 

 632-8 

 619-5 

 635-4 

 655-2 

 676-6 

 578-3 



649-9 

 661-1 

 656-5 

 641-3 

 644-8 

 663-4 

 670-2 

 671-8 

 671-4 



663-5 

 678-9 

 659-2 

 632-6 

 619-0 

 642-1 

 660-6 

 677-2 

 667-2 



615-9 

 646-0 

 651-1 

 642-1 

 643-1 

 653-9 

 674-0 

 674-9 

 667-3 



662-8 

 669-3 

 654-8 

 632-7 

 649-4 

 658-0 

 670-4 

 668-2 

 666-4 



Gottingen 



Mean Time of 



Declination 



Observation. 



47-5 



47-5 

 48-0 

 49-2 

 50-0 

 50-4 

 50-5 

 50-7 

 50-5 



48-9 

 49-8 

 51-1 

 53-0 

 55-2 

 56-5 

 57-1 

 56-5 

 55-5 



54-4 

 54-0 

 54-0 

 54-9 

 55-4 

 55-5 

 56-2 

 56-0 

 55-8 



46-4 

 46-5 

 47-0 

 49-0 

 51-5 

 52-7 

 53-0 

 52-9 

 52-1 



47-2 

 47-2 

 48-0 

 49-5 

 52-4 

 54-2 

 54-0 

 53-3 

 52-5 



49-0 

 48-5 

 48-4 

 48-5 

 49-8 

 49-2 

 49-5 

 49-6 

 49-4 



d. h. m. 



May 31 18 



20 



22 



June 1 



June 



June 3 



June 5 



June 



June 



8 



10 



18 



20 



22 



2 



2 



4 



6 



8 



10 



18 



20 



22 







2 



Declina- 

 tion. 



8 



10 



June 4 18 



20 



22 







2 



4 



6 



8 



10 



25 



25 



25 



25 



18 







20 







22 







6 







2 







4 







6 







8 







10 







18 







20 







22 







7 







2 







4 







6 







8 







10 







25 



25 



22-72 

 19-09 

 21-24 

 28-21 

 34-50 

 31-04 

 25-66 

 24-06 

 25-18 



21-24 

 19-06 

 22-45 

 30-39 

 33-94 

 32-57 

 26-97 

 25-39 

 25-88 



19-36 

 15-79 

 34-85 

 30-46 

 33-42 

 31-50 

 28-41 

 25-63 

 24-20 



21-56 

 23-16 

 26-42 

 29-31 

 27-96 

 27-58 

 24-67 

 26-01 

 25-68 



20-41 

 21-95 

 23-36 

 27-40 

 29-21 

 26-97 

 25-98 

 25-22 

 24-60 



21-42 

 20-30 

 22-27 

 27-76 

 27-61 

 29-11 

 25-01 

 25-51 

 32-35 



BiFILAR. 



Cor- 

 rected. 



Thermo- 

 meter. 



Sc Div. 



504-1 

 496-9 

 481-4 

 488-9 

 500-5 

 511-3 

 513-1 

 514-1 

 511-9 



508-1 

 503-8 

 490-0 

 493-7 

 504-5 

 505-2 

 511-5 

 521-2 

 518-4 



502-2 

 493-8 

 491-8 

 495-7 

 498-5 

 500-5 

 508-5 

 512-8 

 504-5 



501-7 

 492-6 

 488-6 

 487-6 

 497-2 

 516-6 

 505-8 

 512-4 

 505-4 



497-7 

 496-1 

 493-5 

 4920 

 502 

 506-9 

 508-9 

 515-2 

 509-9 



502-9 

 499-2 

 490-9 

 498-6 

 511-8 

 507-7 

 514-0 

 518-5 

 510-1 



47-8 

 47-8 

 48-2 

 49-0 

 49-7 

 50-0 

 50-2 

 50-2 

 500 



49-0 

 49-8 

 51-7 

 53-7 

 56-0 

 56-3 

 55-1 

 53-9 

 52-8 



49-7 

 49-4 

 49-4 

 49-9 

 50-6 

 50-3 

 49-8 

 49-0 

 48-1 



46-3 

 46-1 

 46-0 

 46-0 

 46-1 

 46-1 

 46-0 

 45-6 

 45-1 



44-2 

 44-9 

 46-4 

 47-8 

 49-1 

 50-9 

 51-6 

 51-9 

 51-7 



49-4 

 50-2 

 52-0 

 53-2 

 55-4 

 57-1 

 57-1 

 57-0 

 56-2 



Balance. 



Cor- 

 rected. 



Thermo- 

 meter. 



Declination. Torsion removed, circle reading, — May 26'i 3^, 229° ;* 29'i 3^, 246° ; June 7-^ 1^, 253° 

 Bifilar. A=00001205. Balance. /.•=0-000015 approximately. 



672-7 

 671-2 

 666-5 

 640-3 

 645-9 

 656-4 

 670-4 

 662-7 

 665-1 



671-6 

 670-6 

 657-1 

 625-6 

 633-0 

 652-6 

 679-3 

 663-7 

 651-3 



646-4 

 653-1 

 629-3 

 638-4 

 641-2 

 679-7 

 680-0 

 695-6 

 673-5 



623-6 

 655-0 

 656-1 

 643-3 

 649-2 

 657-7 

 675-7 

 671-5 

 672-2 



645-8 

 665-4 

 649-4 

 643-5 

 636-1 

 657-7 

 662-8 

 660-5 

 664-7 



642-7 

 659-4 

 657-2 

 650-3 

 650-4 

 657-5 

 683-7 

 686-9 

 642-8 



* May 26'! 3^. Two fibres of the suspension thread of the Declinometer found broken. 



