42 DaAtLy OBSERVATIONS OF MAGNETOMETERS DURING JANUARY AND FEBRUARY, 1855. 




















































Gottingen 
Mean 8 AM. 11 AM. 2 P.M. 
Time. 
Bifil. | Balce. Bifil. | Balce. 
Civil Day. Sen Cor- | Cor- ee ee Cor- | Cor- 
rected.|rected. rected.|rected. 
U se. div. |mic. div Y ld se. div.|mic. div 
Jan, 1 8-54] 654-7) — 3-6] 9-00 10-55) 655-2) —0-5 
2 || 10-34] 664-7|—12-8]] 10-61 13-31] 655-9) — 1-6 
3 7-87| 655-2) — 5-3) 10-14 11-23] 662-3) — 7-0 
4 7-80] 655-3] —2-6|| 8-66 11-29) 656-2) — 3-0 
5 9-61] 648-8) — 7-3]] 11-55 12-63] 657-0) — 5-4 
6 8-94] 661-5} —8-7]| 9-61 10-67| 655-0} — 6-1 
8 8:94) 656-0} —4.4]) 9-47 11-55} 654-1] — 4-0 
9 7-93| 656-8] —9-7|| 8-74 14-24| 655-1] — 3-4 
10 8-19] 654-6] — 9.3] 9-41 13-98] 655-8] — 5-1 
ili 8-80] 659-3) — 4-2) 8-60 12-30) 654-3) — 3-7 
12 7-99] 658-0|—23-4|| 9-53 14-71} 659-6) — 2-2 
13 8-07] 655-0} — 5-9} 10-00 15-26} 660-5} — 0-3 
15 7-99| 646-9) — 9-0 15-67| 654-9] — 3-7 
16 7-72) 654-2) —4.-5 12-57| 654-0) — 2-3 
17 6-92! 656-4) —4-5 12-89] 663-5 1-1 
18 6-72) 645-5) —7-7 12-77) 655-3 4-8 
19 7-31| 659-4) — 5-6 13-25) 658-5) —4-4 
20 6-72| 659-5| — 9-8 11-90} 659-1} — 5-9 
22 8-27| 650-8|—-16-3 15-26] 654-8 4-6 
23 7-93| 660-6|—16-2 14-44| 657-2) — 2-8 
24 8-07] 662-5) —4-9 11-55) 652-1] —6-3 
25 13-37) 646-4/—14-5]| 10-61) 646-0} — 2.5]| ----0- | eee | ones 
26 8-13) 659-0) —7-7 7-93) 641-2) 5-3 
27 8-19] 658-4) — 8-2 13-25] 639-3 0-6 
29 6-05] 657-7|—-19-6 11-90) 652-1) — 3-0 
30 7-87| 655-6|—-14-4 14-12) 642-2 0-1 
31 || 10-61) 668-3|—22-5 16-93) 650-1] —4-3 
Feb. 1 8-86] 657-3|—13-4|| 8-39] 653-2/—10-3]| ------ sveyeln rate listsietotore 
2 9-61| 667-9|—-18-6 11-35) 656-2) —6-4 
3 7-39) 665-4|—-12-4 11-63] 657-0|—10-8 
5 || 6-92] 652-5] —8.5 9-27| 617-9] —7-7 
6 7-31| 661-2) —8-6 10-20] 655-9} — 2-9 
7 6-52| 662-0|—10-4 8-94] 658-5] — 6-6 
8 cope |! sedan AB OOUON|dogaoc.| osorsosllspgoodonl hesesas Woesrad||! eoetsc 
9 8-07| 652-7| — 9-6 13-65) 653-8|—92-4 
10 8-60} 650-6} — 2-4 10-67] 653-6) — 0-1 
12 7-31| 656-8|—-17-2 14-65] 660-0} — 4-3 
13 9-61) 657: GIA14-O]} -.ece | cccwee | ceccee I] we ccea | se enen | wneeee 
14 5-49] 658-6|—16-0 14-85] 655-9] —3-6 
15 5-29| 650-2) — 6-7 12-16] 650-6] —3-8 
16 5:91| 653-2} — 3-7 9-94! 651-9) — 5-7 
17 5-64] 653-8 4-3 11-96] 640-5|—13-6 
19 || 11-90) 650-2)—30-2 . 12-98) 642-3 1-1 
20 8-19] 651-9|—13-8]) 11-90 11-96} 649-2 0-9 
2 8-86| 651-8|—26-2)| 12-63 14-44! 647-3 0:3 
292 12-57 641-2/—23-0]| 11-96) 641-7) — 9-7] ----- a reksoolcasecs 
23 6-17| 648-7|—23-7|| 7-99 13-57| 641-2) —9-8 
24 8-33] 652-7|—16-7|| 11-69 12-98] 651-9} —6-1 
26 6-45] 650-4|—10-6|| 9-88 10-40] 651-8) — 6-2 
27 7-31) 649-5) —8-7|| 13-65 16-34] 649-8 2.2 
657-8|—29-0 . . 652-8 4-1 







Decln. 
94° + 
8-66 
10-67 
4-70 
8-27 
13-57 
8:86 
6-45 
9-00 
11-29 
9-81 
9-14 
8-80 

10-34 
8-39 
11-02 
8-60 
8-74 
16-34 
13-25 
10-00 
9-67 
9-14 
13-25 
10-55 
9-33 
12-16 
8-94 
8-60 
9-14 
ee aeee 

5 P.M. 
Bifil. | Balce. 
or- | Cor- 
rected.jrected. 




sc. div. |mic. div 
653-9) —0-4 
650-9) 11-0 
640-7| 5-8 
655-7| — 3-7 
655-2} 9-1 
653-3) 4-4 
657-0} — 1-7 
660-6} — 3-0 
659-8) 2-4 
656-4) 0-8 
655-2) 4-8 
662-2} 2-7 
658-3] 2-5 
659-7| — 2:3 
658-6) 2-9 
658-8] 4-1 
660-5| 2-2 
658-0] — 3-5 
646-7] 19-7 
656-4) 2-0 
640-9] — 1-3 
658-9 
656-5 
658-9) 8-1 
660-8] — 2-3 
657-7| 17-9 
649-3) 5-8 
659-9} — 3-2 
658-6) 2:5 
658-5] —0-3 
657-5} 0-6 
651-0) — 4-8 
641-1] 44:7 
660-8} 10-0 

9-81 
10-08 
10-34 
9-94 
11-29 
7-87 
14-59 
8-86 
10-96 



665-3} 12-3 
655-3} 1-2 
656-7) 2-3 
652-0) 2-4 
655-1] — 9-6 
653-8) 3-6 
661-0) 2-1 
654-9) 4-9 
651-4) — 0-7 
655-7| 0-8 
648-5} 0-4 
650-2) — 2-0 
651-7| 3-7 
641-0) 67-4 



























Temperature of Bifilar and 
Balance. 
8 a.m. |114.M.| 2 P.M. | 5 P.M. 




47-3 | 46-7 | 45-9 | 45-0 
42-1 | 42-2 | 42-2 | 42.6 
44-3 | 44:5 | 45-9 | 46-9 
45-2 | 45-7 | 45-5 | 45-8 
46-1 | 46-3 | 47-0 | 47-2 
45-9 | 45-9 | 46-2 | 46-5 
46-6 | 46:8 | 46-5 | 46-5 
45-7 | 44:6 | 44.2 | 44-5 
36-2 | 35-3 | 34-7 | 35-4 
37-3 | 37-8 | 40-6 | 42-5 
38-3 | 38-3 | 38-7 | 39-7 
38-6 | 37-9 | 37-7 | 38-6 

35-5 | 34:9 | 34-7 | 35-2 
36-6 | 36-8 | 37-1 | 37-8 
36-4 | 35:8 | 36:0 | 36-5 
32-2 | 31-7 | 32-1 | 33-1 
35-4 | 35-5 | 37-1 | 38-4 
37-4 | 37-1 | 36-7 | 36-4 
34-5 | 34-6 | 35-2 | 35-7 
32-9 | 32:3 | 32-6 | 33-6 
33-3 | 33-2 | 33-9 | 34.9 
29-0 | 29-3 | 30-1 | 32-0 
26-8 | 25-7 | 26-2 | 27-6 
27-1 | 27-7 | 28-0 | 28-5 
98-7 29.1 seeeee 32-5 
28-6 | 28-0 | 26-5 | 30-9 
33-2 | 33-1 | 35-2 | 35-5 
36-6 | 35-5 | 36-5 | 36-5 
35-0 | 35-2 | 36-1 | 37-0 
35-1 | 35-0 | 36-1 | 36-9 
eeccee | seecee | eeeees | cosere 
eeeeee | woveee | ceeene | seeeee 
28-4 | 28-7 | 31-1 | 31-7 
25-0 | 22.9 | 23-0 | 26-4 
18-2} 16-8 | 17-8 | 20-8 
14-6 | 13-0 | 13-0 | 18-6 
25:3 | 23-8 | 26-5 | 29-8 
28-2 | 27-6 | 30-1 | 32:3 
26-0 | 25-6 | 27-2 | 30-7 
27-1 | 26-6 | «+--+: 32-5 
25-4 | 25-9 | 27-7 | 32-0 
27-7 | 28-2 | 31-7 | 34-0 



