Hovurty OBSERVATIONS OF MAGNETOMETERS, FEBRUARY 28—Manrcu 6, 1845. 
13 
Gottingen | BIFILAR. BALANCE. | % =| Gottingen BIFILAR. BALANCE. a 
Mean Time || DecurNa- | & =| Mean Time |} Decurna- |/— | 2.8 
of Declina- TION. Cor- |Thermo-|| Cor- |Thermo-| 2°3] of Declina- || TION. Cor- |Thermo-|| Cor- |Thermo-|| 2° 
tion Obs. rected. | meter. || rected. | meter. S|] tion Obs. || rected. | meter. || rected. | meter, oe 
| = — | ==! 
a oh m. © l; Se. Div. ie | Mic. Div. | = || d. bh. m. | 2 u || Se. Div. 3 | Mie. Div.| 5, 
28 21 0} 25 13-05 | 531-8 34-7 || 566-8) 33-9 || W 4 5 O || 25 14-48 || 539-5] 36-5 || 555-8) 37-0 | H 
22 0 12-65 | 528-5| 34-4 |) 567-5) 33-8 | H 6 20 13-99 || 540-2} 36-6 || 555-9) 36-9 B 
23 0 13-66 || 528-1} 34-2 || 561-2) 33-8 || H ‘ioe 14-40 || 542-1) 36-6 | 554-3] 36-8 B 
100 16-92 || 528-1} 34-2 || 558-1) 34-0 | H 8 0 13-72 || 541-9} 36-5 || 553-7| 36-6 B 
1 0 17-80] 531-1] 34-2 || 558-8) 34-1 | H 9) 50" |} 13-84 || 541-8] 36-2 || 554-7) 36-3 B 
2:0 19-68 || 534-9| 34-2 || 558-5| 34-3 | H 10 O 10-83 || 541-3} 35-9 || 550-3) 35-9 B 
3.0 19-24 || 538-0] 34-3 | 562-2) 34-5 | H EL) 40 || 13-37 || 540-9] 35-6 || 550-0! 35-5 || W 
4 0 17-15 || 538-3} 34-5 || 571-0) 34-7 | H 12 0 11.24 || 540-6} 35-3 || 540-3| 35-1 Ww 
5 0 14-73 || 537-7| 34-7 || 575-7| 35-0 | H | | | 
6 0 14-51|| 538-4) 34-8 | 576-6] 35-0 || B 13 O || 25 12-48 |} 540-8| 35-0 || 534-6] 34-8 | W 
we 10 14-01 | 538-3) 34-8 | 573-5) 35-0 B 14 0 11-66 || 536-2] 34-8 | 545-1| 34-5 || W 
8 0 12-16 || 540-4) 34-8 | 572-5] 35-0 B 15 0 12-78 || 537-4| 34-6 || 549-8| 34-3 || W 
9 0 13-32 || 537-0| 34-8 || 570-9} 35-0 B 16 0 12-35 || 537-9) 34-3 | 551-7) 34-0 || W 
10 0 12.43 || 538-8| 34-7 || 568-9} 35-0 B 1 ee 12-51 || 537-2] 34-0 || 551-4] 33-7 || W 
TL <0 12-80 || 537-3] 34-7 || 568-1) 34-9 | W 18 0 12-04 || 538-9 33-7 || 552.5| 33-4 || W 
12 0 12.63 || 538-4} 34-7 | 565-6} 35-0 || W 19 0 11.86 | 538-1} 33-5 || 555-4) 33-2 B 
20.40 11-42 || 537-0| 33-3 || 559.2) 32-9 B 
213 0} 25 12-82] 537-3) 39-2 || 560-0} 40-0 | H 21 0 10-61 || 535-1| 33-0 || 557-2) 32-7 || H 
14 0 12-28 || 537-9| 39-2 || 557-6| 40-0 || H 22 0 11-27 || 533-5) 32-9 || 555-0| 32-7 H 
15 0 12-28 || 537-1| 39-2 || 558-4] 40-0 || H 23 0 13-12 || 531-1| 32-8 || 558-7) 33-1 B 
16 0 12-80 || 537-6| 39-2 || 552-8| 40.0 || H 5 0 0 15-54 || 534-8] 33-0 || 555-9] 33-5 || H 
17 0 10-54 || 539-2| 39-2 || 547-9] 40-0 || H | ae) 17-15 || 536-5| 33-5 || 555-0} 34-3 || H 
18 0 09-59 || 536-8} 39-2 | 552-0| 39-8 || H 2 0 17-19 | 537-7| 24-2 || 555-0] 35-2 || H 
19 0 11-77 || 537-7| 39-1 || 548-6} 39-7 || W 3) 40 16-63 || 539-8| 34-9 || 554.7| 35-8 B 
20 0 12-22] 540-2) 39-0 || 548-2| 39.7 | W 4 0 15-36 | 538-8| 35-6 || 558.4] 36-4 || W 
21 3 11.46 || 534.9} 39-0 || 557-0| 39-6 | B 5 0 14-13 | 539-1] 36-2 || 560-0) 36-9 B 
22 0 11-75 || 531-9] 39-0 || 558-3) 39-5 | W 6.0 13-69 || 539-1] 36-6 |) 555-7) 37-1 || W 
23 0 13.64 || 525-9| 39-0 || 557-3| 39-4 || W 7 0 13-91 || 539.6} 36-7 || 551-8| 37-1 WwW 
3.0 0 15.83 || 528-3] 39-0 || 550-9] 39-3 || W 8 0 13-59 || 540-2| 36-7 || 550-4| 36-8 || W 
ie: 0 17.19 || 532-8} 38-9 || 547-0| 39-3 || W 9 OO] 13:30 || 540-6| 36-4 || 549-5] 36-4 || W 
2 0 18-88 || 537-8| 38-9 || 548-3) 39-3 || W 10:41 10-70 || 543-4| 36-0 || 545-8} 36-0 || W 
3 0 17.42 || 538-6| 38-9 || 553-3) 39-3 || W Ti) 40 12.23 || 541-1] 35-7 || 546-1| 35-6 || H 
4 0 15-69 || 538-0) 38-9 || 556-3) 39-2 || W 12 0 13-32 || 539-1} 35-3 || 548-0] 35-2 || H 
5 0 14.26 || 541-6] 38-8 || 557-5| 39-1 || W 
6’ 20 14-18 || 536-0} 38-8 || 561-3] 39-0 | H 13. 0 || 25 13-19 || 539-7| 35-0 || 548-9} 34-8 || H 
7 0 12-78 || 539-8| 38-7 || 561-9] 38-8 | H 14 0 12-82 || 538-4| 34-7 || 550-4} 34-5 || H 
8 0 14-85 || 540-2} 38-5 || 560-5] 38-7 | H 15 0 12-62 || 538-6| 34-4 | 550-4) 34-1 || H 
2] ot 09-35 || 540-1| 38-4 || 571-7] 38-5 || H 16 0 12-51 || 538-3| 34-0 || 548-3) 33-8 || H 
10 0 12.33 || 536-1| 38-2 || 562-5] 38-5 || H U7). 00 12-38 || 537-9] 33-7 || 549.4] 33-5 || H 
11 0 12-98 || 537-9} 38-1 || 558-7| 38-3 | B 18 0 12-13 || 537-7| 33-4 || 549-2) 33-2 || 
12 0 13-27 || 540-4) 37-9 || 555-1] 38-0 B 19 0 11-84 | 537-7] 33-2 || 549-0] 32-9 || W 
| 20 O 11-62 || 537-8| 33-0 || 547-6] 32-7 || W 
123 O || 25 12.90] 540-6| 37-7 || 551-2} 37-7 | B 21 0 10-56 || 536-1| 32-8 || 553-2] 32-6 B 
i4 0 12-36 || 538-1) 37-5 | 549-2! 37-5 | B 22 0 11-30 || 531-0| 32-7 || 554-0] 32-5 || W 
15 0 11-44]] 536-3} 37-3 || 550.1| 37-2 | B 23 «0 11-77 || 529-3] 32-7 || 554-1) 32-6 || W 
16 0 11-15} 535-3} 37-1 || 551-7] 36-9 || B 6 0-70 13-83 || 530-3) 32-7 || 549-8] 33-0 || W 
17.310 11-71 || 536-9| 36-8 || 552-8| 36-7 || B 1 0 16-18 || 533-2} 33-0 || 547-2| 33-5 || W 
18 0 12-08 | 537-9| 36-6 || 554-0} 36-5 B 2 10 17-42 || 536-1) 33-5 || 540-6] 34-1 WwW 
19) ..0 12-04 |] 537-8| 36-4 || 555-2} 36-3 | H 3 0 17-96 || 536-9} 34-0 | 542-2] 34-7 || W 
20 O 13-39 | 538-5| 36-2 | 555-0} 36-1 H 4 0 16.79 || 539-7| 34-6 || 546-1) 35-3 | W 
21 0 13-79 || 534-1| 36-0 | 558-5] 35-9 || W 5 0] 15-11 || 540-1| 34-8 || 546-8| 35.4 | W 
22 0 12-82 || 535-0} 35.9 | 558-1] 35-9 || H @ 10 | 14-23 || 540-4] 35-0 || 548-3| 35-5 H 
23 0 13-99 | 534-1] 35-9 | 558-6) 36-0 | H (i) 14-33 || 540-8} 35-0 || 544-3) 35-5 H 
4 0 0 15-51 | 532-4) 35-9 | 550-7) 36-2 || H 8 0 13-54 || 542-1] 35-0 || 545-3) 35-5 H 
iL. ¥O 18-07 | 537-7| 36-0 | 549-9] 36-5 || H 9 0 13-19 || 543-1} 34-9 || 544-6} 35.4 || H 
2, «0 16-38 | 537-1] 36-2 | 548-3} 36-7 | H 10 0} 13-12 || 543-0| 34-8 || 545.4] 35-3 || H 
3.0 15-89 | 538-6] 36-3 | 550-3) 36-8 || H 11 0 | 13-16 || 542-3] 34-8 | 546-9] 35.2 B 
4 0 15-04 | 538-8! 36-5 | 552-5! 37-0 | H 12 0! 12-92 |! 542-6! 34-7 || 546-4! 35-1 B 
DECLINATION. Magnet untouched, Feb. 54—March 234. 
Birizar. Observed 2™ after the Declination, k=0:000140. BaLaNce. Observed 3™ after the Declination, k=0:000010. 
+ Extra Observations made. 
. AND MET. oBs. 1845, 
