DAILy OBSERVATIONS OF MAGNETOMETERS, FEBRUARY 12—23, 1846. 293 
Gottingen BIFILAR. BALANCE. Eo Gottingen BIFILAR. | BALANCE. ie 
Mean Time || Dectrna- 2-2] Mean Time | Decurna- pS 
of Declina- TION. Cor. |Thermo-|} Cor- |Thermo-|| 2° | of Declina- TION. Cor- |Thermo-|| Cor- |Thermo-|| 25 
tion Obs. rected. | meter. |} rected. | meter. 5 a tion Obs. rected.| meter. || rected. | meter. 5 im 
dad h m, = ‘ Se. Div. 4 Mice. Diy. ns doh m y) 4 Se. Div. 2 Mic. Div. G) 
(1218 O || 25 07-32) 547-8| 42-0 365-9} 42-1 W/]18 2 0] 25 12-82|| 541-6| 44-0 | 372-7 | 44-7 H 
20 O 07-54 || 546-2} 41-4 367-1} 41-1 WwW 4 0 | 25 12-48 || 543-7] 44.8 385-7 | 45-7 WwW 
22 0 08-31 || 542-5] 40-9 371-7 | 40-8 H 6 0 | 24 59-64|| 555-7| 45-7 | 389-6) 46.2 H 
| 23 0 09-53 || 542-2} 40-7 371-2) 40-8 W 7 +O} 25 04-51|| 546-6] 45-8 | 385-6] 46-5 H 
io 0-0 11-01 | 544-7 | 40-7 373-1 | 41-2 H 8 0 | 25 04-91 |) 544-8) 46:0 | 385-5/| 46-6 H 
| 1 0 11-25 || 544-5] 40.9 379-7 | 41-7 B 10 0O | 24 59-70) 546-5| 46-5 | 355-9 | 46-5 H 
] 2 0 10-83 || 546-8 | 41-4 380-4| 42-5 H 
ini 40 09-26 || 551-1} 43-0 382-0) 44-5 H 18 0 | 25 06-83) 547-2| 44-8 | 362-2/ 45-0 H 
1 6 0 08-14 || 550-2} 44-5 377-4| 45-7 H 20 0 07-18 | 545-0| 44-5 || 364.0| 44.7 H 
| 7 0 09-22 || 552-7| 44-9 368-8 | 45-7 H 22:50 08-05 || 542-6} 44.3 | 371-1] 44-4 WwW 
| 8 0 09-06 || 552-7} 45-0 365-8] 45-7 H 23 «0 02-84 | 540-9} 44-1 370-6 | 44-5 H 
| : / 10 0 08-82 || 547-1} 44.8 370-3] 45-4 H}]19 0 0 10-48 | 540-1| 44-1 370-3 | 44.5 WwW 
é 1 0 10-94 || 542-4] 44-1 || 371-8] 44.7 | H 
| ! 18 6 || 25 04-71 || 549-7] 42-9 356-6| 43-0 WwW 2 0 10-94 || 544-4] 44.3 374-6} 44-8 WwW 
| 290 O 07-37 || 552-5] 42-6 359-3 | 42-8 W 4 0 08-72 || 548-5| 44-5 377-9 | 45-2 H 
‘ 22 0 10-88 || 542-5] 42-3 358-7| 42-6 H 6 0 08-09 || 550-1} 44-7 374-7 | 45-3 Ww 
| 293 0 12-51 || 544-5] 42.3 355-0] 42-6 WwW 7 0 07-17 || 550-5 | 44-7 371-5} 45-3 WwW 
14 00 13-79 || 550-7 | 42-3 358-8 | 42-7 H 8 0 08-72 || 551-4| 44.7 369-6 | 45-3 WwW 
1 0 13-76 || 551-5} 42.4 364-7 | 43-0 H 10 0 07-89 || 551-6 | 44-6 365-1] 45-1 WwW 
| 2 0 14-96 || 550-6 | 42-6 368-0| 43-4 H 
| 4 0 12-78 || 572-2] 43.2 370-2| 44-0 W 18 0 || 25 06-37 || 548-3] 43-9 363-1 | 44-3 WwW 
mm 6 0 10-18 || 552-8} 43-7 372-1} 44-5 H 20 0 06-81 || 547-0} 43-7 362-9 | 44-0 WwW 
f - 7 0 09-39 || 556-0} 43-8 368-5 | 44-6 H 22™:0) 08-58 || 543-0| 43-4 364-5 | 43-6 H 
i, 80 09-05 || 558-9} 44.0 363-1} 44-7 H 23 0 09-56 || 541-3) 43-3 365-0) 43-5 WwW 
} 10 0 07-81 || 550-4} 44.0 373-0| 44-7 H {20 0 0} 10-60 || 543-6] 43-1 366-2) 43-5 H 
i 1 0 10-83 || 546-5] 43-1 || 365-9) 43-5 || H 
}15 18 0 || 25 07.47 || 547-7} 44.8 425-9! 45-0 WwW 2-0 10-63 || 550-2] 43-2 369-1 | 43-7 H 
| 20 0 16-65 || 555-0} 44-7 430-8 | 45-0 WwW 4 0 08-63 || 549-8| 43-4 371-7 | 44-0 WwW 
: 92 0 10-74 || 539-8) 44-6 400-3} 45-0 H 6 0 07-24 || 552-7| 43-6 371-3) 44-3 H 
23 «0 14-50 || 528-5 | 44.7 413-0} 45-2 Ww To 07-78 || 553-6| 43-7 370-9 | 44-5 H 
6 0 0 13-61 || 530-2] 44-8 || 421.4] 45-5 H 8 0 08-38 || 553-9| 43-7 370-6 | 44-5 H 
10 11-89 || 532-0] 45-0 || 420-5] 45-7 H 10 ot 00-84 |} 552-6} 43-8 370-9 | 44-5 H 
2 0 10-65 || 537-3) 45-5 383-3 | 46-3 B 
4 0 08-10 || 559-2} 46-3 382-8 | 47-2 B 18 0 || 25 05-22) 549-4} 43-9 367-1) 44-5 WwW 
6 O || 25 05-55]|| 551-2] 47-2 || 385-7| 47-5 H 20 0 06-84 || 552-4] 44-1 364-1) 44-8 Ww 
"f ot 24 49-48 || 533-8] 47.2 382-4! 47-7 H 22 0 07-38 || 548-9| 44-4 363-1 | 45-3 H 
8 0 || 24 53-88|| 561-0} 47-2 || 363-8} 48-0 H 230 08-82 || 544-3) 44.9 365-2} 45-8 WwW 
10 O || 24 57-62} 535-0] 47-3 354-5 | 47-7 H {21 0 0 09-76 || 547-3} 45-3 367-3 | 46-4 H 
, 1 0 10-54 |) 548-8 | 45-8 368-9 | 46-7 H 
18 0 || 25 06-97|| 547-0} 45.9 || 348-8} 46-0 WwW 2 0 10-53 || 547-8} 46-3 372-2 | 47-3 WwW 
20 0 07-35 || 543-4] 45-6 352-9} 45-6 WwW 4 0 09-56 || 548-7 | 47-3 376-5 | 48-3 B 
| 22 0 09-54 || 543-2) 45-2 || 355-3) 45-2 H 6 0 08-39 || 547-5} 48-1 380-4} 49-0 H 
1 23 0 09-71 || 541-1} 45-1 355-1) 45-3 WwW 7 0 02-35 || 553-0] 48.2 382-2] 49.2 H 
117 0 0 09-02 || 545-7| 45-2 | 357-5) 45-7 H 8 0 09-02 | 550-8} 48.3 371-8] 49-2 H 
| 1 0 10-54 || 547-7] 45.4 360-3 | 46-2 H 10 0 05-45 || 550-0) 48-4 | 369-0| 49.2 H 
| 2 0 09-64 |) 545-5| 45-7 || 365.4] 46.5 || H 
4 0 10-98 || 554-2] 46-1 366-5 | 46-8 W } 22 18 0] 25 05-18 || 551-7) 49-8 || 343-3] 50-1 Ww 
m6 60 05-79 || 551-5 | 46-3 373-6 | 47-0 H 20 0 05-58 || 551-8} 49.9 342-1} 50-2 | W 
7 0 07-13 || 548-3 | 46-4 || 369-7} 47-0 H 22 0 06-90 || 551-6] 50-0 347-0 | 50-3 H 
8 0 08-56 || 550-5 | 46-4 || 367-1| 47-0 H 23 0 07-78 || 548-6} 50-0 349-9 | 50-4 WwW 
10 O 00-44 || 542-9] 46-4 || 347-8] 46.7 H | 23 0 0 08-79 || 547-0} 50-1 348-5 | 50-5 H 
1 6 08-68 | 550-6] 50-4 || 343-4) 50-8 H 
0 || 25 05-77 || 545-6| 44.8 353-3] 44-8 Ww 2 0 07-98 || 550-1] 50-6 345-1} 51-2 H 
0 06-21 || 547-4| 44-4 || 354.6} 44-3 WwW 4 0 08-36 || 549-1) 51-1 || 349-1) 51-9 | W 
0 08-34 || 542-7 | 43-9 || 353-9] 43-9 H 6 0 08-43 || 549-3) 51-5 341-5 | 52-1 H 
0 09-71 || 539-6 | 43.8 360-5 | 43-9 WwW 7 0 07-94 || 550-6| 51-6 341-8} 52-2 H 
0 11-93 || 541-2} 43-8 362-9| 44-0 H 8 0 07-60 || 551-8| 51-6 341-2} 52-1 H 
0 11-91 |) 544-1! 43-8 365-91 44-3 H 10 0 07-07 | 552-1! 51-4 343-8 | 52-0 H 
DECLINATION. Torsion removed, Feb. 154 2345, —9°; 162 534, +5°. Effect of + 10° of torsion =— 0’84. 
Birinar. Observed 2™ after the Declination, k=0:000135. BaLANce. Observed 3™ after the Declination, s=0:000010. 
¢ Extra Observations made. 
Feb, 164 02h, Magnet with short scale in the declinometer box. 3*—5». Deflecting bar vibrated in the declinometer box. 
. AND MET. oBs, 1846. 4z 
