52 Hour.Ly OBSERVATIONS OF MAGNETOMETERS, SEPTEMBER 29—OcToBER 4, 1845. 
Gottingen | BIFILAR. BALANCE. % _ | Gottingen BIFILAR. | BALANCE. % | 
Mean Time | Deciina- | : T >=] Mean Time || Decurna- > Si 
of Declina- | TION. Cor- Thermo-| Cor- |Thermo-|| £*z | of Declina- TION, Cor- |Thermo-|, Cor- |Thermo- Ze 
tion Obs. | rected. | meter. | rected. | meter. Ss Be tion Obs. rected. | meter. | rected. meter. 5 
a 2 om. aw | Se. Div. 2 | Mic. Div. J | dad h. mm. e ‘ Se. Div. 2 | Mie. Div. e 
29 21 0 | 25 10-92) 533-6 49-9 || 434-2] 49-7 | H 2 5 O || 25 11-71) 533-9) 53-2 | 456-9] 54-1 H 
22 0| 10-74 || 526-4! 49-8 || 440-2) 49-5 | H 6 0 11-12) 541-2} 53-4 | 449-8} 54-2 | B 
23: 0 | 10-70) 531-9 50-0 | 438-6} 50-0 || H io 11-15 || 544-1] 53-5 || 442.4) 54.2) B 
30 0 0| 13-81 | 534-6 50-4 | 441-5| 51-0 || B 8 0 10-13 || 544-2) 53-5 | 440-0} 54-1 B 
a | 16-48 || 535-8) 51-1 || 446-8); 52-0 | B 52"0 09-96 || 543-1] 53-4 | 438-0) 53-9 || Bf 
2 0} 16-25 | 537-6| 51-6 || 449-7| 52-3 || B 10 0 10-00 || 542-5| 53-2 || 437-2) 53-7 || B | 
3 0) 14-43 539-0 52-0 | 452-9] 53-0 | H 11 0} 10-09 || 542-7) 53-1 || 435-1] 53-4 |) W ] 
4 0} 13-09 || 540-5 52-7 | 454-0) 53-5 || H 1260 10-04 || 543-3 | 52-9 | 434.6) 53-1 WwW 
5.0} 10-83 || 538-9 53-0 | 453-9] 54.0 || H | | | | 
6 0) 09-00 || 542-4; 53-1 | 450-6] 53-9 || W 13. 0 | 25 10-56] 541-1| 52-7 || 436-6| 52-8 Wi 
7 a!) | 09-64 || 541-0) 53-1 |} 445-8] 53-5 || W 14 0 10-51 || 541-7) 52-5 || 436-3] 52-5 || W ] 
8 0 10-00 || 541-7| 52-8 || 443-3) 53-1 || W 15 0 | 10-21 || 542-5) 52.3 || 436-2] 52-1 | W 
9 0 10-07 |) 541-4| 52-5 || 439-3] 52-6 || W 16 0 10-23 || 542-4) 52-0 || 437-1} 51-8 || W] 
10 0} 10-36) 540-6} 52-1 |) 439-4! 52.0 || W je0 10-45 | 541-8) 51-7 || 437-8] 51-4 || W 
11 0 | 10-13 || 541-3] 51-7 || 436-9] 51-4 || H 18 0 10-23 || 542-1| 51-4 || 436-7) 51-0 || W 
12 0} 08-79 || 539-9| 51-2 || 434-2) 50-8 || H 19 0 09-62 || 542-2) 51-1 || 438-5} 50-6 || B 
20 0 09-08 | 538-8] 50-9 | 442-7] 50-3 |) B | 
130 | 25 09-42) 539-1} 50-8 | 434-8} 50-3 | H 1G 07-57 || 533-8] 50-6 || 448-5] 50-2 || H 
14 0] 09-66 || 538-1| 50-4 || 438-6| 50-0 || H 22-0 09-13 || 526-2! 50-3 || 449-0} 50-0 || H | 
15 0] 10-53 |, 537-9] 50-0 | 438-3] 49-7 | H 23'<0 | 11-61 | 527-0} 50-2 || 439-9] 49-8 || H 
16 0 12-11 540-9| 49-8 || 431-7] 49-5 || H By Ore 16-36 | 525-4) 50-0 | 433-2) 49-7 || 
17 0} 10-30) 539-9} 49-6 || 434-3] 49-2 || H Leo | 18-77 || 528-5] 50-0 || 430-5) 49-7 || H | 
18 0 | 11-08 || 540-3) 49-4 | 437-0} 49-0 || H 2 0 20-15 || 529-5] 49-9 || 439-3) 49-7 || B | 
19 0 10-03) 542-8) 49-2 | 439-4] 48-8 || W aMAO 18-57 || 529-4| 49-8 || 447-6] 49-6 || B 
20 0} 11-64 | 538-0| 49-0 || 442-8] 48-7 || W 4 0 15-91 || 537-2) 49-8 || 452-0} 49-5 BY 
21 0} 08-83 | 536-4] 48-9 || 445-5] 48-7 || B 5 ot 07-04 || 534-1] 49-7 || 475-7] 49-4 |} B | 
22 0 |j 09-46 || 526-6| 48-9 | 449-5] 48-9 | W 6 0] 11-75 |) 535-9] 49-6 || 482-6] 49-5 Ww 
23 0 14-21 | 527-9| 49-0 || 448-7] 49.3 || W Te8 11-24) 537-5| 49-5 || 472-7} 49-5 || W J) 
it OM0 16-77 || 522:7| 49-5 || 451-1] 50-0 1 Ww 8 0 11-01 || 540-2| 49-5 || 467-2) 49-5 || W 
1 0} 19.28 | 530-4| 50-1 || 447-6} 50-8 || W 9 0 10-48 || 542-0} 49-4 || 459.7| 49-5 || W 
280 18-00 | 532-0) 50-8 || 453-5} 51-8 | W 10 0 10-48] 543-0; 49-4 || 453-3] 49-4 || W 
3 0} 16.63 | 538-1] 51-6 | 455-5] 52-5 | W 110 09-08 || 540-6} 49-3 || 452-7) 49-5 || H 
4 0} 12.82|| 541-1] 52-2 | 472-8] 53-1 || W 12 Ot|| 04-37 || 547-5) 49-3 || 433-1] 49-4 || H 
5 0| ~ 12.70) 537-6) 52-7 | 475-2| 53-5 || W 
6 0 10-60} 540-5) 52-8 || 470-2) 53-6 | W 13. 0 || 25 08-41 || 540-3} 49-3 || 432-3) 49-4 || H 
7,0} 10-30 | 538-0| 52-9 || 472-3) 53-7 | W 14 OF 18-77 || 550-1| 49-2 || 407-0} 49-4 || H Ff 
S10 10-01 | 537-7| 53-0 || 465-0] 53-6 || H 15) 0 08-16 || 540-8} 49.2 || 414-0] 49.4 || H 
9 0 | 08-41 |, 540-5| 52-9 | 455-7) 53-5 | H 16 0 08-46 || 542-1] 49.2 || 424-1] 49-2 || H 4 
10 0 | 05-76 || 536-9) 52-8 || 441-8] 53-3 | H 170! 08-97 || 543-9] 49-1 | 427-9} 49-1 || H | 
11 0} 08-45 || 540-7| 52-7 || 443-9] 53-2 || B 18 0 08-48 | 542-0} 49-0 | 432-9] 49-0 || H 
12) 0 09-64 || 541-8| 52-6 | 438-7] 53-0 | B 19 O} 10-11 | 542-5] 48-8 || 434-8] 48-7 | W | 
| } | 20 0 | 08-75 || 542-2| 48-7 || 438-4) 48-5 || W 
13 0} 25 08-41 || 534-2) 52-4 | 433-2] 52-8 B 210 08-21 || 536-3) 48-6 || 445-5) 48-3 || B | 
14 0! 08-45 | 537-3| 52-3 | 409-8| 52-7 || B 22 0 | 08-85 || 532-2} 48-5 || 446-8] 48-3 || WH 
T5ea0"| 08.48 | 539-0; 52-2 | 410-0} 52-5 || B 23 0 12-16] 529-8} 48-4 || 439-7| 48-3 || W 
16 0 13-90 || 551-1) 52-1 | 396-1] 52-4 B 4 0 0O| 14-82 || 529-2] 48-4 || 436-3} 48-5 || W ] 
17250 11-37 || 540-2; 52-0 | 408-7] 52-2 || B ee) 16-19 || 526-1] 48-6 || 433-5| 48-7 
18 0 10-72 || 544-1] 51-9 || 419-3] 52-0 | B 2 0 16-55 || 532-0} 48-7 || 435.1} 48-9 W 
19 0 10-07 || 541-6) 51-7 || 428-5] 51-8 | H 30 16-10 | 538-6] 48-8 |) 441-4| 49-0 || Wf 
20 O 08-09 | 540-4) 51-5 || 435-9} 51-5 | H 4 0 13-83 || 539-9| 48-8 || 445.9| 48-9 v1 
21> 16: || 09-08 || 534-2| 51-4 | 439-4] 51-3 || W 5 0 12-09 || 541-5] 48.7 || 478-5] 48-7 || WI 
22) 10 || 11-17 || 528-0} 51-2 | 439-1] 51-3 | H 6 0 11-10} 542-0] 48-5 || 446-6| 48-6 || H 
23 0 || 11-37 || 527-7| 51-2 | 439-2| 51-5 H 70 11-01 || 543-6] 48.3 | 441-7] 48-3 || H 
20 0} 16-45 || 537-7] 51-4 | 426-9] 51-7 | H 8 0 10-41 || 543-0} 48-1 || 441-2] 48-0 
at] 16-48 || 531-6} 51-7 || 431-4] 52.2) H 9 0 10-14) 543-0] 48-0 | 440-7| 47-7 | 
2 0 16-59) 534-1) 52-0 | 435-:0| 52-6 | H 10 0 09-84 || 542-2] 47-8 || 441-4) 47-5 || H | 
3 0 15-34 || 536-4] 52-4 | 443-6| 53.2 | H 10 0) 10-03 || 541-9] 47-7 | 443-4] 47-3 || B | 
4 0! 13-63 |) 537-6! 52-8 || 452-4! 53-7 | H P2Pe0 10-03 || 541-4! 47-5 | 444-3! 47-0 || B | 
DECLINATION. Magnet untouched, Sept. 214—Dec. 294, 
Brrivar. Observed 2™ after the Declination, k—0-000140. BaLance. Observed 3™ after the Declination, k=0-000010. 
+ Extra Observations made. 
