TrermM-Day OBSERVATIONS OF MAGNETOMETERS, 1845. 
SEPTEMBER 24, 25, 
OcrToser 22, 23. 
BALANCE 
DEcLINA- Brrmar | BALANCE ff Dectina- BrriLak | BALANCE DECLINA- Brrizar | BALANCE | DeEcrina- BIFILAR 
TION. Corrected. | Corrected. TION. Corrected.| Corrected. TION. Corrected. | Corrected. TION. Corrected. | Corrected. 
2 “ Se. Diy. | Mic. Div. Sc. Diy. | Mic. Div. Sy Me Se, Div. Mie. Div. td ¢ Se. Div. Mie. Div. 
pie 6", 10%, 142. 
25 23-34] 542-1 551-5 | 25 07-99| 564-0 706-6 | 25 10-40| 542-2 | 440-0 | 25 11:00) 537-9 | 421-0 
26-43 | 543-1 574-3 07-57 | 558-4 709-2 10-40} 542-7 436-0 10-95| 538-5 | 424.8 
24-05 | 549-9 594.0 01-85 | 541-4 672-4 10-51) 542-2 | 436-0 11-24} 539-0 429-3 
27-04 547-0 624-0 05-96 | 537-0 652-7 10-54 | 541-9 436-6 11-37 | 539-9 427-1 
U 25-53 | 533-3 638-7 07-04| 536-2 637-9 10-38 | 541-8 434-1 11-08} 539-4 423-3 
om 22-24 | 536-4 638-3 05-60 | 535-0 616-2 10-36} 542-2 | 430-2 10-74} 540-2 425-9 
a0 22-06 | 536-1 634-1 06-01 | 539-4 607-0 10-18} 542-2 431-8 10-36 | 540-5 429-6 
a 21-23) 541-9 625-5 06-93 | 538-6 596-9 09-80 | 542-1 433-7 10-06 | 540-6 | 427-7 
' U 21-44) 546-6 612-3 07-44 | 533-9 589-4 10-03 | 542-2 433-5 09-59 | 540-3 424-6 
_ 40 21-26} 550-9 | 603-4 06-93 | 532-8 584-4 09-98| 542-2 | 432-1 09-47 | 539-5 424.2 
=)! 21-26] 546-4 | 596-8 05-80 | 532-2 576-3 09-87} 541-6 429-1 09-32) 539-1 422-6 
j b 18-94} 540-2 | 587-3 04-14 | 539-9 565-0 09-77 | 540-8 430-3 09-35! 538-6 425-9 
Bs (hs 115, fas 
! 25 19-24) 528-0 579-2 | 25 07-15| 540-1 | 554-2 | 25 09-59| 541-4 431-8 ] 25 10-00; 538-2 | 430-1 
o 18-70, 534.9 566-2 07-99 | 539-6 545-3 09-86 | 542-1 428-3 10-06 | 538-9 | 430-2 
10 19-91 | 540-1 555-6 09-22 | 539-0 536-0 10-00} 543.2 426-4 10-01 | 538-5 428-8 
a 21-48) 545-5 547-6 10-92| 537-8 528-6 10-47 | 542-3 426-2 09-87 | 537-8 | 426-5 
0 21-53 | 538.3 544-2 11-88 | 536-0 521-5 10-30 | 541-5 425-5 10-38 | 537-0 | 427-0 
20 21-12} 535-0 539-7 12-56 | 534-0 516-0 09-79 | 541-2 425-2 10-01 | 538-1 422.2 
0 22-10) 545-5 535-1 12-72| 532-8 511-1 09-53 | 541-8 425-4 10-36) 537-4 | 423-1 
5) 21-57 | 545.9 532-1 12-65 | 534-5 505-8 09-47 | 541-1 426-0 10:40) 537-1 | 429-3 
LO 22:03 | 544.4 531-7 12-83 | 533-4 501-4 09-51 | 540-8 426-7 10-50 | 537-5 431-6 
45 22-67 | 536.2 530-1 12-60} 532-6 | 498-6 08-99| 540-0 427-2 10-67 | 538-5 430-7 
10 22-27) 531-8 527-3 12-45 | 536-6 492-9 08-73 | 539-6 429.4 11-00 538-5 432-8 
20 21-68} 525-5 524-8 11-68 | 537-8 487-7 08-97 | 539-0 434-3 10-83 | 539-4 431-8 
4h, 8h, 12%: 162, 
0 25 21-59] 525-8 519-3 | 25 12-26| 538-7 485-6 }| 25 09-56| 538-9 436-2 | 25 10:94) 539-8 431-0 
3 21-37 | 529-4 514-0 11-93 | 537-7 483-9 10-47 | 539-5 436-3 11:14} 539-5 429-9 
0 20-18 | 529-3 507-9 11-95 | 535-4 483-8 11-37) 541-9 | 433-5 11-44} 538-8 430-5 
16 19-19} 530-6 501-9 11-71} 537-9 481-4 11-42} 543-7 | 431-) 11-08 | 539-7 426-0 
20 17:84] 530-8 | 495.7 11-69 | 536-8 480-0 11-57 | 542-3 427-2 10-72) 540-1 424-5 
25 17-00 | 534-4 489-5 11-48 | 535-4 480-1 11-21 542-0 423-8 10-83 | 540-6 425-4 
30 16-45 | 535-0 487-3 10-87 | 534-3 480-4 10-70 | 541-3 419-1 10-75 | 541.5 425-8 
35 16-36) 541-6 483-2 10-77 | 537-6 478-0 10-51 | 540-3 418-4 10-65 | 542-0 419-4 
40, 16-97 | 549-6 479-2 11-00, 538-8 476-9 10-53| 539-0 | 421-1 10-53 | 542-7 418-4 
40 17-29 | 559-1 475-4 10-70 | 540-8 475-7 09-22) 539-8 | 419-0 10-40 | 542-4 413-7 
50 18-38 | 569.4 475-7 10-63 | 538-8 475-0 10-67 | 540-9 | 422-0 10:06 | 542-8 413-0 
apy 18-18 | 569-5 480-2 10-00 535-7 | 475-2 11:07 | 541-0 | 418-2 10-33 | 542-3 415-4 
a gh, 132, 175. 
D 25 17-63| 568-9 | 486-4 | 25 09-26| 533-7 476-5 | 25 10-90| 540-9 | 415-5 | 25 10-31) 542-3 418-4 
18-70 | 575-6 497-0 08-41} 535-2 476-3 10-74 | 540-4 417-0 10-09) 542-3 | 421-5 
20-02) 572-1 511-6 08-08} 538-5 474-0 11-00] 539-7 | 416-8 09-62] 542-6 | 418-7 
22-13] 557-0 527-9 07-91 | 538-4 473-8 10-94 | 539-4 416-4 09-53 | 543-2 | 418-0 
21-21) 549-5 548-1 09-32| 536-0 473-1 10-98 | 539-4 416-9 09-60 | 542-6 416-9 
17-94] 551-0 568-7 09-29| 536-5 472-2 10-98 | 538-9 417-2 09-47 | 542-3 | 418-1 
14-13} 546-8 579-8 09-46 | 536-3 470-4 10-54| 539-3 422-0 09-57 | 542-3 | 415-3 
10-80} 548-5 581-9 08-72 | 537-6 468-3 10-56 | 539-1 425-3 09-62 | 542-3 4178 
09-64) 560-2 581-0 06-56 | 539-0 467-0 11-17 | 538-5 422-0 09-57 | 542-2 417-6 
10-03 | 558-8 585-7 05-02} 542-3 462-7 11-03 | 537-2 420-6 09-40 | 542-1 416-1 
11-21) 554-4 603-4 | 25 02-62) 543-6 459-6 11-32 | 536.7 420-9 09-27 | 542-4 415-0 
10-09} 548-7 643-9 | 24 59-06) 540-3 457-2 10-90 | 537-0 420-4 09-15 | 543-3 418-6 | 
w, 22 | 
ILAR. Observed 2™ after the Declination, s=0-000140. BaLancre. Observed 3™ after the Declination, s=0:000010. 
The temperature of the bifilar and balance magnets, and the observers’ initials, will be found at the corresponding hours in the Hourly 
Observations of Maghetometers. 
