Hovurty OBSERVATIONS OF MAGNETOMETERS, SEPTEMBER 12—18, 1845. 49 
Géttingen || BIFILAR. BALANCE. 5-3 Gottingen || BIFILAR. BALANCE. su 
Mean Time |) Decuina- | | - > =| Mean Time || Decrina- -|| 2 is 
of Declina- || TION. Cor- |Thermo-| Cor- |Thermo- 25 of Declina- TION. Cor- |Thermo-| Cor- |Thermo-|| 9 “= 
tion Obs. || rected. | meter. || rected. | meter. || 5 tion Obs. rected. | meter. || rected, | meter. || 5 ’~ 
| |——— —— i -| 
come. m. || /° - * Se. Div. ° ‘|| Mie. Div. Red douse tune By ay || Se. Div. 2 ||Mic. Div. 2 
12 21 3 | 25 12-78] 523-7| 55-7 || 461-6/ 55-0 B {16 5 0} 25 10-38] 539-7] 55-9 || 466-0} 57-0 || W 
22 0 09-77 || 526-4] 55-4 | 458-1] 54-8 ] W 6 0] 09-10 545-0] 56-4 | 459.2] 57.5 || H 
23 0 12-95 || 526-5] 55-1 || 454-7) 54-8 | W 7 0] 09-49 || 547-0| 56-7 || 456-6) 57-5 || H 
13 0 0 15-98 || 526-8} 55-0 | 453-3| 55-0 | W 8 o| 09-08 || 549-4] 56-8 || 449-6] 57-5 || H 
im 40 18-47 || 534-2| 55-2 | 454-2) 55-4 | W 9 0] 08-46 | 547-5) 56:8 | 451-5) 57-5 | H 
2 0 17-26 || 533-5| 55-5 || 461-8} 55-8 | W 10 0 | 04-12 || 538-8] 56-6 || 460-5| 57-2 || H 
3 0 13-52) 541-1| 55-7 || 469-0) 56-2 | W 11 0] 08-08] 541.5] 56-4 |) 452-3] 56-8 || B 
4 0 11-14] 544-7] 56-1 || 467-0) 56-5 | W 12 0} 07-71 || 541-7] 56-1 || 447-6} 56-5 B 
5 0 09-49 || 549-7! 56-4 || 468-6| 56-9 | W | 
6 0 08-80 || 537-8] 56-7 || 471-2} 57-2 | W 13. 0 || 25 07-07|| 541-1] 55-8 || 444-7} 56-1 || B 
70 || 09:73 || 545-7| 57-0 460-8| 57-3 | H 14 0] 07-55 || 538-0] 55-6 | 448-0| 55-8 | B 
8 0 09-05 || 553-9] 57-0 | 462-4) 57-8 | H Ion, 0 | 06-24 |) 539-1] 55-3 || 447-0] 55.5 B 
9 0 03-57 || 531-8] 57-0 | 465-1) 57-5 || H 16 0} 06-41 || 539-0] 55-0 || 446-5] 55-1 | B 
10 0 08-88 || 540-3] 57-1 | 458-1) 57-5 | H 17 0 || 09:39 || 540-1] 54-8 || 447-5] 54-8 | B 
1l 8 08-93 || 540-2) 57-1 || 460-0) 57-5 | B 18 0 | 07-42 || 542-4] 54-5 |) 446-1] 54-5 || B 
12 0 09-02|| 539-9) 57-0 || 458-6] 57-3 | B 19 0] 07-67 || 540-3} 54-2 |) 451-4| 54-3 || H 
| 20 0] 07-51 || 535-0] 54-0 |) 453-9] 54-1 || H 
14 13 0 || 25 09-89|| 535-2] 57-0 || 450-5] 56-2 | W 21 0 09-00} 529-2] 53.9 || 457-3) 54-0 || W 
14 0 08-85 || 535-9| 56-4 | 444-3) 55-5 | W 22) 50 11-91 || 523-5] 53-8 | 453-7) 54-0 || H 
15 0 08-03 || 536-3] 55-7 || 450-6| 54-8 || W 23, 70 13-49 | 523-6] 53-8 || 452-1] 54-2 | H 
16 0 07:94 || 535-2] 55-0 || 455-5} 54:0 || WJ] 17 0 O 16-93 || 529-3| 53-8 || 439-8] 54-5 || H 
17 0 07-94) 535-3} 54-3 | 455-1) 53-0 || W ibe (Om) 19-10} 531-5] 54-0 || 446-3] 54-7 || H 
18 0 07-64|| 536-4) 53-6 | 455-0} 52-2 | W 20 18-34 || 534-0] 54-2 || 454-9] 55-0 || H 
19 0 07-31 || 536-0} 52-9 || 461-0) 51-3 B 300 15-99 || 540-8} 54-3 |) 459-7] 55-2 || H 
20 0 07-65 || 532-8] 52-2 || 468-6] 50-5 || B 4 0 13-05 || 545-2] 54-7 || 470-7| 55-5 || H 
PI) 08-14|| 529-8} 51-7 || 474-8] 50-2 || H 5 0 10-31 || 543-0} 55-0 || 479-4| 55-7 || H 
22 0 09-82 || 526-0} 51-2 | 476-2) 50-2 | H 6 0 10-09 || 543-8} 55-3 |) 480-8] 56-0 ] B 
23 0 11-89 || 522-9) 51-0 | 468-5) 50-4 || B ie) 10-14] 545-8] 55-6 |] 473-8] 56-3 ] B 
15 0 0 13-05 || 529-8} 51-2 || 469-6] 51-3 | B 8 0 11-17 || 545-7] 55-9 || 473-7) 56-5 || B 
0. 14-89 || 535-4) 51-8 | 474-1] 52-5 | H 9,20 10-13 || 543-4] 56-0 || 472-3) 56-7 || B 
De a0 14-20 || 539-0| 52-6 || 478-8] 53-5 | H 10 Of 10-80 || 555-3| 56-2 || 456-6} 56-8 | B 
3.0 12-04 || 539-9| 53-3 || 481-6] 54-4 || B il OT 25 01-45 || 535-0} 56-4 || 447-2) 56-8 | W 
4 0 10-06 || 541-0} 54-0 | 480-6] 55-2 || H 12 Of|) 24 49-10) 530-4] 56-5 |} 410-8| 57-0 || W 
5 0 09-06 || 542-7) 54-7 || 474-4) 55-7 | H 
6 0 09-12} 543-6] 55-3 || 467-7) 56-2 || W 13 Of|| 24 56-16} 506-5] 56-6 || 339-6| 57-3 | W 
7 0 09-56 || 545-7| 55-7 || 463-5) 56-4 || W 14 Of) 25 00-40 || 525-0] 56-8 || 239-0] 57-5 || W 
8 0 09-57 || 544-6] 55-8 || 459-6) 56-4 || W 15 0 08-95 || 533-2} 57-0 || 316-1} 57-6 | W 
2°70 09-42] 542-5) 55-7 || 457-3) 56-2 || W 16 0 06-50 || 538-7} 57-0 || 400-0} 57-5 || W 
10 0 09-22 || 542-4] 55-6 || 455-9| 56-0 | W Lt? 20 | 06-81 538-9| 56-8 || 424-3) 57-2 || W 
11 0 09-00 || 542-9} 55-3 || 454.5] 55-7 || H 18 0 04-28 || 545-4) 56-6 || 427-9) 57-0 || W 
12 0 08-58 || 543-3] 55-0 | 453-8) 55-4 | H 19 Of 06-70 || 540-6| 56-4 |) 424-3) 56-7 || B 
20 0 13-79 || 517-8| 56-2 || 425-9] 56-4 || B 
13 0 |] 25 08-43 || 542.2) 54-7 || 453-0] 55-0 | H 21 Of 23-38 || 523-0) 56-1 || 402-8) 56-4 || H 
14 0 08-31 || 542.2] 54.4 || 452-8] 54-6 | H 22 0] 17-31 || 524-0] 56-0 || 407-9} 56-5 || H 
15 0 09-66 | 540-2| 54-0 || 457-0} 54-2 | H 23 «(0 | 13-16 || 530-2} 56-1 || 416-9} 56-7 } H 
16 0 07-27 | 542-1] 53-7 || 451-0| 53-6 | HJ} 18 0 0} 14-13 || 529-7] 56-3 || 422-0! 57-2 | H 
Wee) 08-01 || 537-9| 53-3 || 453-2] 53-0 | H 1 0} 17-96 || 539-2} 56-8 || 426-4! 57-5 | B 
18 0 08-82] 540-4) 53-0 || 452-1] 52.5 | H 2 0} 15-51 || 536-1] 57-0 | 434-5| 57-7 | H 
19 0 07-99) 538-4| 52-6 || 458-1) 52-1 | W sie 0) 15-20 || 528-0| 57-2 || 449-7| 58-0 | B 
20 0 08-23 || 534-6| 52-3 || 462-7] 51-7 |] W 4 0 12-78 || 531-6] 57-5 || 454-9) 58.3 | 
21 0 09-26 || 530-3) 52-0 || 465-9] 51-5 | B 5 0 10-75 || 538-3) 57-8 || 460-5) 58-5 || B 
22 0 11-34 || 526-6) 51-8 || 467-0] 51-4 | W 6 0 09-62 || 541-9} 58-0 || 460-9] 58-7 || Ww 
23 0 13-34 || 528-7) 51-7 || 461-1) 51-9 | W 7 0 08-97 || 542-3) 58-1 456-2] 58-7 | Ww 
16 0 0 15-96 || 532-4] 52-1 || 455-1) 52:8 | W 8 0 09-62 |) 543-0) 58-1 |} 450-0) 58-6 || Ww 
V0 18-01 | 537-9| 592.7 || 450-3|) 53-7 | W 9 0 09-53 | 542-0) 58-0 | 445.7] 58-5 | Ww 
2 0 16-38 | 541-6| 53-4 | 457-8) 54-6 | W 10 0 08-73 | 540-4) 57-9 || 445-3) 58-3 || W 
3.0 | 14-26 || 540-6| 54-3 || 468-8] 55-5 | W 1l 0 07-67 || 540-8| 57-7 | 442.4| 58-0 || H 
4 0 12-28 || 536-2! 55-2 || 469-9! 56-4 | W 12 0 05-72 || 540-0| 57-4 | 431-2) 57-7 | H 
DECLINATION. Magnet untouched, June 184—Sept. 214, 
Brritar. Observed 2” after the Declination, k=0:000140, BALANCE. Observed 3" after the Declination, k=0-000010. 
t+ Extra Observations made. 
Sept. 14418», A very minute insect seen on the north cross-plate of the balance magnet. 
MAG. AND MET. oBs. 1845. 
