ExtTRA OBSERVATIONS OF MAGNETOMETERS, JANUARY 24—27, 1845. 
Gott. = Gott. 
DECLINATION. Piste Cena Mean DECLINATION. Rese aes Mean DECLINATION, 
Time. Time. 
! 
Min}; % (¢ Min. | Se. Div. | Min. | Mic. Div.J d. sh. |] Min. | ° c Min, | Se. Div. || Min. |Mic.Div.J d. bh. || Min.} © 7 
45 | 25 12.26] 47 | 527-8] 48 | 588-5] 25 6 || 25 | 25 12-96]| 27 | 525.5|| 28 | 657-0] 26 14 || 41 | 25 133 
50 14-38 | 52 | 525-1 || 53 | 583-9 30 11-05 || 32 | 525-7 || 33 | 656-6 45 11-2 
0 15-34 2 | 529-1 3 | 572:5 35 06-79 || 37 | 529-8 || 38 | 653-4 50 
10 13-12 || 12 | 536-0} 13 | 562-0 40 05-49 || 42 | 543-9) 43 | 647-6 
15 16-73 || 17 | 538-4|| 18 | 561-3 45 11:52 || 47 | 535-5 || 48 | 650-4] 26 15 
20 21-44|) 22 | 533-4|) 23 | 556-3 50 11:01 || 52 | 534-3] 53 | 646-9 7 
25 22-03 || 27 | 535-5 || 28 | 553-8 55 13-29 || 57 | 536-0) 58 | 644-6 
30 20-80 || 32 | 529-7|| 33 | 547-7] 25 7 0 12-16 2 | 534.2 3 | 642-4 
35 15-59 || 37 | 529-5 || 38 | 541-1 10 13-46 |} 12 | 532-1 || 13 | 639-1 
40 11-21 || 42 | 532-3}) 43 | 537-8 20 11-15 || 22 | 531-9}| 23 | 636-4 
45 08-05 || 47 | 532-9) 48 | 536-0 30 11-37 || 31 | 537-6 || 32 | 633.4 
50 06-59 || 52 | 531-2)) 53 | 538-1 45 14-13 || 46 | 534-1 || 47 | 628-6 
0 04-29 2 | 530-4 3 | 549-6] 25 8 0 14.03 2 | 536-2 3 | 620-9 
10 07-78 || 12 | 527-4)) 13 | 560-3 30 12-18 || 31 | 535-6 || 32 | 616-3 | 
15 09-35 || 16 | 526-5 || 17 | 562-7 50 12-78 
30 12-95 || 32 | 525-4) 33 | 573-5] 25 9 0 09-05 2 | 529-1 3 | 610-7] 26 16 
45 12-35 || 46 | 529-6]! 47 | 578-1 5 | 25 00-20 7 | 538-1 8 | 601-7 * 
0 13-59 2 | 531-9] 3 | 583-6 10 | 24 52-50|| 12 | 565-9 || 13 | 590.4 
31 12-58 || 32 | 532-5 || 33 | 590-5 14 | 569-8 
0 12-36 2 | 532-3 3 | 593-6 15 | 24 58-65) 16 | 569-0 
34 13-46 || 35 | 535-0 ]| 36 | 592-7 17 | 567-7 || 18 | 589-1 
0 13-02 2 | 536-7 3 | 591-9 19 | 566-2 
0 12-89 2 | 538-8 3 | 587-6 20 | 25 03-47 || 22 | 560-3 || 23 | 588-9 
20 14.40 || 22 | 536-4]) 23 | 588-2 25 02-93 || 27 | 555-1|| 28 | 585-7] 26 17 
30 14.33 || 32 | 536-5 || 33 5a 30 02-59 || 32 | 555-2 || 33 | 582-5 
0 18-03 2 | 538-5 3 | 584-7 35 04-91 || 37 | 549-5 || 38 | 582-9] 26 18 
0 17-09 2 | 532-5 3 | 590-6 40 06-66 || 42 | 541-7] 43 | 584.5 
30 16-41 || 32 | 534-4} 33 | 601-2 45 07-18 || 47 | 534-5 || 48 | 586-5 
43 16-35 || 44 | 539-1]! 45 | 598-3 50 07-87 || 52 | 533-5 || 53 | 586-5 
0 18-27 2 | 540-8 3 | 597-4 55 08-65 || 57 | 533-4) 58 | 587-1 
12 20-13 || 13 | 540-5 || 14 | 598-1} 25 10 0 10-16 2 | 530-0 3 | 589.3 
0 20-27 2 | 521.7 3 | 609-3 10 11-57 || 12 | 535-1 || 13 | 588-8 
12 | 526-9}! 13 | 614-5 20 14-43 || 22 | 535-1 || 23 | 585-8 
30 21-66 || 31 | 533-6 |) 32 | 621-2 30 12-87 || 32 | 539-1 || 33 | 581-2 
37 | 524-5 || 38 | 623.4 45 12-95 || 47 | 533-0] 48 | 583-4] 26 19 
40 19-64 || 42 | 526.7 25 11 0 11:37 2 | 534-7 3 | 586-2 
53 | 538-8 || 54 | 625-4 10 11-93 || 12 | 536-1 || 13 | 587-0 
0 19.29 2 | 542.4 3 | 628-4 20 11-51 |} 22 | 537-6 |) 23 | 585-7 | 
10 21-06 || 12 | 540-9 || 13 | 628.2 30 12-96 || 32 | 534-0 || 33 | 587-6 | 
50 22.20 || 52 | 538-9) 53 | 628-0 40 13-02 |} 42 | 533-1 
0 22-13 2 | 537-9 3 | 626.2 52 | 536-7 || 53 | 583-7 | 
40 22.64 || 42 | 518-4]| 43 | 640-6] 25 12 0 10-20 2 | 546-9 3 | 577-2] 26 20 
0 13-86 2 | 536.4 3 | 648-8 10 11-86 || 12 | 564-3 || 13 | 565-8 
10 13-29 || 12 | 542-8 || 13 | 652-8 15 15-94 || 17 | 558-4} 18 | 563-8] 26 21 
| 25 15:04 || 27 | 543-2} 28 | 653-9 26 18-84 || 27 | 540-2}| 28 | 562.0 
35 18-34 || 37 | 544-0]| 38 | 653-7 30 18-07 || 32 | 536-0) 33 | 561-8] 27 3 | 
45 20-05 || 47 | 543-1 || 48 | 652-6 40 14-82 || 42 | 532-6 }| 43 | 557-5 | 
| 58 21-90 || 57 | 535-5 ]| 58 | 650-2 a = = 27nn 4 
5 || 0 21-06 2} 533-4|| 3 | 646-7] 26 13 O | 25 14-18 2 | 530-0 3 | 524-7] 27 6 | 
\ 10 18-94] 12 | 527-3] 13 | 642.9 *! 10 11-95 || 12 | 532-0}! 13 | 529.0 
20 17-56 || 22 | 531-1 23 | 642.3 15 | 11-14 || 17 | 534-7] 18 | 531-1] 27 7 
| 25 17-06 || 27 | 529-9] 28 | 644-4 20 11-59 || 22 | 530-4 |) 23 | 535.3 | 
| 30 17-10 || 32 | 527-4) 33 | 647-4 30 09-39 || 32 | 527-9|| 33 | 539-4} 27 10 | 
35 14-64 || 37 | 528-5 | 38 | 643-2 | 35 08-66 || 37 | 531-3] 38 | 542-0 I 
40 10-97 || 42 | 540-1) 43 | 640.8 | 40 09-02 || 42 | 533-9) 4 545-5 i} 
45 11-14] 47 | 545-3) 48 | 640-3 55 10-70 || 57 | 536-9 || 58 | 554-8 
50 11-10} 52 | 544-2 |! 53 | 641-5] 26 14 0 12-49 2 | 537-3 3 | 558-2 | 
| O 13-16 2 | 542-5] 3 | 641-7 *! 15 18-94 || 17 | 532-2]| 18 | 558.1 | 
| 10 15-07 || 12 | 536-6] 13 | 644-1 20 18-32 || 22 | 532-9 
15 16-48 || 17 | 528-0] 18 | 649-5 25 18-67 || 27 | 532-4 27 11 
20 16-62 || 22 | 524-51! 23 | 655-5 30 16-46 |} 32 | 532-3 | 
Biriar. k=0-000140. BaLancE. k=0:000010. 
* See notes on the Aurora Borealis, after the Htra Observations of Magnetometers. 
