| Gottingen 
| Mean Time 
of Declina- 
| tion Obs. 
10 
= 
+ — 
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DaiILy OBSERVATIONS OF MAGNETOMETERS, SEPTEMBER 10—21, 1846. 
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BIFILAR. BALANCE. % | Gottingen Birivar. BALANCE, 
DECLINA- 2 -£ | Mean Time || DECLINa- > 
TION. Cor- |/Thermo-|| Cor- |Thermo-|| 2°g } of Declina- TION. Cor- |Thermo-|| Cor- /Thermo-|| 2 
rected. | meter. || rected. | meter. 5 Fe tion Obs. rected. | meter. rected. | meter. 5 
o a Se. Div. S Mie. Diy. c iy pl.) ) 2 4 Se. Div. 0 Mic. Diy. ° 
25 00-74|| 555-9} 59-4 368-9 | 58-8 H | 16 2 O |} 25 12-87) 544-3) 61-7 369-3 | 62-3 | 
04.37 || 529-2] 58-7 372-3 | 58:2 || H 4 0 08-28 || 547-8} 62-8 362-4] 63-5 | 
20-30 || 534-1) 58-4 341-2} 58-3. | W 6 0 05-77 || 553-0) 63-5 359-4) 64-2 
16-55 || 542-6| 58-6 364-6| 58-8 || H 7 O 05-36 || 556-2| 63-7 357-0} 64.3 | 
17-78 || 525-4} 58-9 392-1] 59-5 | Ww 8 0 05-30 |) 556-8} 63-8 || 355-0) 64-3 W 
17-93 || 534-0] 59-6 413-7 | 60-5 H 10 O 04-71 | 553-2| 63-7 357-7 | 64-2 W 
17-58 || 563-3) 60-5 452-5 | 61-8 W | 
25 12-01 || 537-0) 63-1 477-4| 64-8 Ww 18 0 | 25 04.75) 548-7) 61-5 || 337-9| 61-0 H 
24 43-69 || 589-2} 65-5 741-9} 67-0 WwW 20 O 01-16) 546-4] 60-7 | 358-2| 60-2 H 
24 57-75 || 563-2) 66-2 529-4| 67-5 WwW 22 0 05-30 | 528-8| 60-3 | 367-5] 60-0 WwW 
25 03-77 || 550-8 | 66-7 444-7 | 67-7 Ww 23. 0 10-20 | 527-4} 60-2 || 362-5) 60-0 H 
06-50 || 579-3} 66-9 228-1] 67-6 Wi]17 0 0 12-56 || 537-2) 60-2 354-0} 60-3 || W 
tL 0 14:50 | 537-7| 60-4 | 361-5] 61-0 H 
25 01-31 || 532-0} 64.4 292-8 | 64-2 H 2 0 13-94 | 541-4} 60-9 || 368-4] 61-5 WwW 
06-44 || 519-9} 63-8 346-6 | 63-7 H 4 0] 07-89 || 549-9} 61-9 | 365-8 | 62-7 Ww 
08-52 || 520-3} 63-6 378-6 | 63-7 | W 6 0) 06-16) 559-3| 62-5 | 380-1} 63-2 WwW 
12-15 || 527-4| 63-6 386-4} 64-0 WwW 7*-05| 05-65 || 547-1| 62-7 396-1] 63-2 W 
09-98 || 524-5} 63-9 389-7| 64-5 | W 8 0 03-81 || 555-7} 62-7 389-6 | 63-2 WwW 
11-37 || 538-5} 64-5 401-3 | 65-7 H 10 0} 07-11 || 555-0} 62-6 312-8} 62:8 WwW 
13-16 || 558-4} 65-1 389-6 | 66-3 Ww | | 
05-15 || 571-6} 66-8 477-2| 67-38 | H 18 0 | 25 03-90 || 548-8} 60-2 || 366-7| 59-5 H 
05-92 || 543-7} 67-6 417-5 | 68-3 WwW 20 O 02-45 || 543-5| 59-4 | 370-7] 58-5 H 
02-75 || 558-5| 67-6 397-8 | 68-0 | W 22 0 | 05-55 || 543-0) 58-7 363-6) 58-2 WwW 
04-71 || 552-5| 67-4 374-1) 67-6 | WwW 23 0 08-99 | 538-6| 58-5 356-9 | 58-3 H 
09-17 || 556-7 | 66-7 287-3) 66-8 | W] 18 0 O 12-60 | 541-7) 58-6 362-2| 58-9 WwW 
LO 14-33 | 531-5| 59-0 365-3 | 59-7 H 
25 01-68 || 550-4} 63-7 286-0 | 62-0 H 2 0) 12-75 | 544-1| 59-6 360-5 | 60-5 W 
07-81 || 515-0} 62-7 343-0| 62-0 H 4 0 08-77 | 544-4) 61-1 370-9 | 62-0 H 
13-44 | 533-6| 62-0 326-5) 61-5 | W 6 0),| 05-42 || 549-4} 62-0 374-8 | 62-7 WwW 
16-65 || 554-4 | 61-9 341-1| 61-8 || H 7 O 05-72 || 553-1| 62.1 365-8 | 62-7 WwW 
14-91 || 537-1| 62-0 342-6 | 62-5 | W 8 0 | 25 05-29) 555-7} 62-0 363-0} 62-3 Ww 
12-82 || 534-1} 62-6 372-0} 63-2 | H 10 0 || 24 59-61 || 557-2) 61-3 359-7 | 61-0 WwW 
11-91 || 546-5) 63-1 413-3} 63-9 WwW 
08-58 || 557-1| 64-7 461-5| 65-9 || H 18 0 || 25 03-47 || 547-7| 56-7 368-1) 55-6 H 
04-76 || 558-1] 66-2 || 402-3) 67-3 || W 20 0 01-68 || 549-1] 55-8 377-7 | 55-0 H 
02-82 || 554-1] 66-8 406-3| 67-7 | W 22 0 04:56 |) 537-0) 55-1 382-2] 54-7 WwW 
02-33 || 550-6| 67-2 402-3) 67-8 W 23 0 07-67 || 538-7 | 55-0 373-6} 55-0 H 
02-13 || 557-6| 67-2 355-4| 67-5 | WT 19 O O 10-47 || 543-3} 55-3 365-6| 55-6 WwW 
1 0 14-20 || 542-7} 55-8 373-3 | 56-2 H 
25 07-52 || 535-9| 63-7 314-5 | 63-0 | H 2 0 12-85 || 547-2} 56-3 378-2) 57-1 WwW 
08-11 |) 540-3} 62-7 334-3 | 62-0 H 4 0 11-41 || 559-9} 57-2 389-0 | 58-0 H 
14-07 || 507-3) 62-2 368-6 | 61-7 | WwW 6 O | 25 11-72|) 557-1) 57-8 422.2) 58-4 Ww 
12-98 || 528-7| 62-0 360-4 | 62-0 WwW 7 ot 24 54:41) 551-0) 57-9 477-7| 58-4 WwW 
12-67 || 525-5 | 62-2 366-2| 62-6 || W 8 0 | 25 02-39) 555-0) 57-9 413-4) 58-5 W 
08-03 || 535-9} 62-8 363-0 | 63-7 H 10 O || 24 59-56 |) 552-6| 57-9 409-2] 58-3 W 
12-75 || 529-3] 63-6 365-6} 64-8 | W 
09-69 || 541-0) 65-7 407-2| 66-8 H {| 20 18 O | 25 00-00 |) 549-1| 56-3 358-7| 56-2 H 
04-55 || 556-4| 67-2 370-4] 68-3 W 20 0 02-79 || 546-1) 56-1 353-5 | 56-0 H 
03-02 || 554-0| 67-8 371-1] 68-5 WwW 22 0 04-44 || 540-5) 55-9 355-0 | 56-0 WwW 
03-95 || 553-8| 68-0 373-8 | 68-6 WwW 23 0 07-40 |} 540-7 | 56-0 349-1] 56-2 H 
00-99 || 546-0| 67-7 358-4 | 67-9 Wi2l1 0 0 09-39 || 538-7] 56-4 350-4 | 57-0 WwW 
1 0 13:05 || 545-7) 57-0 351-6] 57-8 H 
25 02-08 || 543-5| 63-3 369-8 | 62-5 H 2 0 12-15 || 544-5] 57-6 353-1] 58-6 WwW 
01-34 || 537-3 | 62-2 379-7 | 61-0 H 4 0 09:35 || 558-9| 58-9 348-8] 60-0 H 
03-57 || 529-7} 61-3 374-5 | 60-5 Ww 6 0 08-46 |) 564-8} 60-0 343-2| 60-5 WwW 
06-43 || 528-8} 61-1 374-8 | 60-7 H 7 O || 25 08-73}| 571-9} 60-3 362-2] 60-6 Ww 
09-77 || 534-8] 61-1 366-6} 61-0 WwW 8 Of] 24 41-23 || 567-2} 60-4 498-7 | 60-4 WwW 
11-48 || 544-41 61-3 366-9 | 61-7 H 10 Ot 25 02-32" 551-1! 60-0 376-8! 60-2 WwW 
313 
’ DECLINATION. Magnet untouched, April 144, 1846—May 1847. 
Birizar. Observed 2™ after the Declination, s=0-000135. 
‘MAG. AND MET. ozs. 1846. 
BALANCE. 
Observed 3™ after the Declination, s=0-000010. 
{+ Extra Observations made, 
