66 Hovurty OBSERVATIONS OF MAGNETOMETERS, DEcEMBER 15—20, 1845. 
1 
Gottingen | BIFILAR, BALANCE. a es Ges . BiFiLar. BALANCE. . F 
Mean Ti DECLINA- Paes ean Time ECLINA- s 
af Decline? TION. Cor- |Thermo-|| Cor- |Thermo- ge of Declina- TION. Cor- \Thermo-| Cor- |Thermo- S | 
tion Obs. |, rected. | meter. rected. | meter. 5 = tion Obs. rected. | meter. |] rected.| meter. 5 a 
ace ee Ce || Se. Div, ° ‘Mic. Div. 9 AMG ace | Peee Se. Div. o  ||Mic.Div.| © 
15 9 Of] 24 46-21 || 527-7| 42-0 || 442-0| 42-7 || H | 17 17 0 |) 25 07-64] 541-8| 35-7 || 424-0) 36-2 || H J 
10 0 || 25 05-62|| 537-6) 42-0 | 430-6] 42-8 H 18 0 08-68 || 539-0} 35-6 | 426-5] 36-2 || H J 
11,0 05-63 || 541-7] 42-1 || 428-2| 42-8 B 19 0 08-08 || 543-2] 35-6 || 424-7] 36-2 || W J 
12 0 07-31 | 543-8| 42-1 || 425-6] 42-7 || B 20 0 08-06 || 539-4] 35-6 || 426-5] 36-1 |) W 
| - 2100 08-06 || 542-3} 35-6 || 426-5| 36-1 || B | 
13 0 || 25 09-93) 539-6| 42-0 || 409-6] 42-6 | B 22.0 08-48 || 540-8} 35-7 || 427-1] 36-2 | W 
14 0 06-98 | 539-1| 42-0 || 411-6] 42-6 || B 23 #0 10-20 || 535-7| 35-7 || 428-7| 36-3 || W 
15 0 09-89 |; 538-4| 42-0 || 405-1} 426] B]18 0 0 10-87 || 528-8| 35-8 || 437-0} 36-4 || W 
16 0 | 08-68 || 543-5| 42-0 || 391-2] 42-7 | B Tr, 13-76 || 532-7| 36-0 |) 438-1) 36-7 || B 
fant) 11-86 | 542-3) 42-0 | 390-8] 42-7 B 240 15-32 || 531-6| 36-3 || 440-6] 36-9 || W 
18 0 09-29} 542-1] 42-1 || 397-8) 42-8 | B 3 0 14-60 || 535-0] 36-6 || 451-8] 37-3 || W J. 
19 0 09-15 || 543-3] 42-1 || 403-7| 42-8 | H 4 0 10-97 || 534-8| 36-9 || 455-5) 37-6 || W 
20 0 08-50] 539-1] 42-2 || 417-6] 42-9 H 5 0 15-78 |) 541-1] 37-2 || 455-8| 37-8 || W 
21 0] 08-36] 542-7] 42-3 || 424-1} 42-9 | W 61 10) 00-98 || 550-2} 37-2 || 451-3) 37-8 || H 
22 0 08-39 || 541-0| 42-2 || 424-6] 42-8 | H 7 O || 25 08-77]| 542-4} 37-2 || 444-6) 37-8 || H fF 
23 0 09-05 || 538-2| 42-1 || 425-5] 42.7 | H 8 0 || 24 59-83]| 546-5} 37-1 || 440-4] 37-8 || H J 
16 0 0 10-14 || 536-8| 42-0 || 425-6} 42-7 || H 9 0 || 25 06-95] 538-7| 37-0 || 439-3) 37-7 || H 
1 0 11-88 || 532-8] 42-0 || 426-0} 42-7 || H 10 O 07-04 || 539-8} 36-8 || 433-8] 37-3 || H 
2 0] 13-46 | 540-4] 42-0 || 433-2 42-7 | H tL sO 04-98 || 541-0} 36-6 || 429-6) 36-9 | B 
3071 10-36 || 538-7] 42-1 || 435-8| 42-7 | H 12.0 06-36 || 537-8} 36-3 || 427-7] 36-5 || B 
40 09:26 [5340-1 (42 Oy ael eee ew 13 0 | 25 08-28] 540-6) 36-0 | 425-6| 36-2 | B 
5 «(OO 08-68 || 538-3] 41-9 || 441-5] 42.5 | H ; : 
= : > 14 0 07-76 || 540-4| 35-7 || 425-8} 35-9 || B 
6 0 07-02 | 537-2) 41-9 |) 441-3] 42-3 | B 5 , 2 
aoa ese ¢ 15 0 07-76 || 541-0} 35-5 || 427-9) 35-7 || B 
7 Of| 00-67 || 537-3] 41-8 || 438-0] 42.2 | B F 
Hille ae 16 0 08-06 || 542-0! 35-3 || 428-5) 35-5 || B 
8 0 02-93 || 543-0| 41-7 || 432-2] 42.1 | B : 
Si 5 Lee =<) 08-34 || 541-6] 35-1 || 429-5| 35-4 || B 
9 0 07-25 || 539-1] 41-5 || 429-5] 41-9 || B 
= 3 i 18 0 08-90 || 541-9} 35-0 || 428-7] 35-3 || B 
10 0 05:32 | 539-0] 41-3 || 428-3] 41-7 | B | Lae 
: 190 08-16 || 542-1} 34-9 || 428-1] 35.3 | H 
11 O 04-02 || 539-4| 41-2 || 424.8) 41-4 | W 08-12|| 542.2! 34-9 | 429.9] 35-5 || H 
2 0 01-19] 536-7| 41-0 | 411-0] 41-1 | W ae pe ae See: 
-= 21 0} 08-08 || 542-1] 34-9 || 434-0) 35.7 || W 
13. 0 |, 25 06-50|) 538-7] 40-7 || 410-5] 40-8 || W 22 0 07-20 || 540-3} 35-1 || 433-4) 35-9 || H f 
14 0 04-91 || 536-2] 40-4 || 414-1} 40-5 | W 2340 07-34 || 540-4) 35-3 || 432-8) 36-2 || H 
15 0] 10-61 || 540-7] 40-1 || 413-2} 40-2} W]19 0 O 09-02 || 540-1| 35-7 || 434-2] 36.5 || H 
16 0) 10-38 || 536-8] 39-8 || 411-5| 39-8 || W 1 0 10-23 || 538-8] 36-1 || 440-2} 36.9 || H 
17 0 | 08-83 |) 541-9] 39-5 || 407-4| 39-5 | W 200 10-70 || 540-1] 36-5 || 436-9] 37-3 | H | 
18 0 08-72 || 542-3] 39-2 || 407-9] 39-0 || W 3.0 10-60 || 542-9] 37-1 || 439-2} 37-7 || H F 
19 10 10-63 || 545-6] 38-8 || 409-9| 38-6 || B 4 0 09-19 || 544-7] 37-6 || 440-6| 38-3 | H | 
20/0 12-42 | 540-5| 38-5 || 412-8] 38-3 || B a 0 08-61 || 544-9| 38-0 || 439-6} 38-7 | H | 
21 0} 10-90 | 535-5) 38-1 || 417-6] 38-1 || H 6 0 07-92 || 546-0| 38-3 || 436-6) 38-7 || B | 
220) 09-67 || 530-1| 37-8 || 418-8] 37-8 || H 7 v0 08-05 || 544-5] 38-3 | 433-9] 38.7 | B | 
23 60 11-88 || 530-2] 37-6 || 418-4| 37-6 || H 8 0 07:94 || 544-2} 38-3 || 437-3] 38-7 || B 
yO OM 08-99 || 534-1] 37-4 || 420-4| 37-5 || H 9 0 07-31 || 544-2] 38-2 || 429-2) 38-5 || B 
iO 11-37 || 529-2] 37-3 |) 428-5| 37-5 || H 10 O 07-34 || 544-2] 38-1 || 424-1] 38-5 || B | 
2° 0 10-67 | 536-0} 37-2 || 434-0) 37-5 || H 11 70 07-32 || 543-7} 38-0 || 431-5) 38-5 || W FE 
me) 12-45 | 539-9] 37-2 || 441-4] 37-7 | H We i) 07-37 || 542-7] 37-9 || 425-7] 38-5 || W 
eos <qan cs feces ee alae | ac 13 0 || 25 07-74|| 542-3] 37-9 || 423-8| 38-4 | W 
5 0 09-02| 540-8] 37-5 || 448-0] 38-0 | B ie B = 
* | E ¢ 7 14 0 07-72|| 544-5] 37-8 || 421-1] 38-3 || W 
6 0 07-32| 542-8] 37-6 || 443-6] 37-9 || W i nae es j 
7 oO } 07-24| 544.5] 37-5 || 437-9| 37-8 || W 15 0 06-84 || 545-9} 37-7 || 416-1] 38-2 || W 
ie Se cist: 16.0 | 08-38 || 542-4] 37-6 || 415-5] 38-1 || W 
S70" 06-70| 540-0] 37-4 || 435.3| 37-6 | W Ss | = ae 
FAAS ‘ 17 O 08-48 || 544-7| 37-5 || 417-2) 37-9 || W 
9 0 04-44| 544.2] 37-2 |) 431-6] 37-3 || W ah = Ke 
ae ie P 18 0 07-87 || 546-4| 37-4 || 417-2) 37-8 || WF 
10 0 06-59 | 541-2] 37-0 | 426-9} 37-0 | W ; ang 2 - | 
S F sl tay pot E 2 19.0 07-34|| 547-5| 37-3 || 426-1) 37-8 || B | 
py 60 06-59) 540-6| 36-7 || 425-9} 36-7 | H Spe = | 
12 0 04-42| 540-5| 364 | 423.9) 36-6 | H ZO6p 07-94) 546:3)) S720 S213 a el 
; dla 21 0 07-69 || 545-8] 37-1 || 417-8] 37-7 || H | 
13 0 | 25 06-39) 535-3) 36-2 | 416.7] 36-5 || H 22 10 07-13 || 544-5| 37-1 || 426-8] 37-7 || H | 
14 0 06-01) 538-3) 36-0 | 411-6] 36-4 | H 23 (0 | 06-71 |) 540-4) 37-1 || 426-0] 37-7 || H ¥ 
15 0 07-07} 538-8} 35-9 || 418-6] 36-2 || H } 20 0 0O| 07-84|| 539-3] 37-2 || 424-8] 37-8 || B | 
al GaO| Nt 07-37! 541-1! 35-8 I 422-7! 36.2 | H Os) 10-16 | 540.2! 37-2 || 429.2! 37-8 | H 
DECLINATION. Magnet untouched, Sept. 214—Dec, 294. 
Birirar. Observed 2™ after the Declination, k—0:000140. BALANCE. Observed 3™ after the Declination, s=0°000010. 
+ Extra Observations made. 
