104 EXTRA OBSERVATIONS OF MAGNETOMETERS, Marcu 25—Apriu 13, 1845. 
ce ; Birimar BALANCE Fras 7 BIFILAR BALANCE Gott. 4 
met DECLINATION. Corrected. Corrected. seu OLIN TROND Corrected. Corrected. Mean DECLINATI 
Time. Time Time. 
Raed ts Cri beg Min. | Sc. Div. || Min. | Mic.Diy.J d. bh. jj Min.| ° ” Min. | Sc. Diy. |} Min. |Mic.Div.J 4d. h. |] Min.}] ° * 
26 14*/ 10 | 25 10-87] 12 | 516-8] 13 | 502-5) 28 9 13} 25 08-68|| 3 | 540-4] 4 | 551-4] 13 13 
| 30 13-84 | 32 | 524-5|) 33 | 488-8 10 05-82) 12 | 540-8|) 13 | 552-4 
35 16-41 | 37 | 521-2)) 38 | 483-5 15 05-35 || 17 | 544-2) 18 | 552-3 
| 40 18-05 | 42 | 519-0|| 43 | 474-6 31 | 25 04-44|| 32 | 541-0] 33 | 552-1 
| 45 20-05 | 47 | 517-0] 48 | 468-1 57 | 24 57-51 
| 50 21-59 || 52 | 513-8) 53 | 461-3] 28 10 | O 56-27|| 2| 541-6] 3 | 547-5 
55 22-20 | 57 | 510-5 |) 58 | 453-3 5 54.28|| 7 | 543-1] 8 | 546-5] © 40 41: 
2615 || 0 20-87|| 2 | 513-0]) 3 | 447-7 10 54-55 | 12 | 543-4] 13 | 548-1 41 4 
| 10 18-87 || 12 | 518-2]| 13 | 440-5 15 55-78 || 17 | 540-9] 18 | 548-0 
| 15 19-28 || 17 | 520-3 || 18 | 441-2 20 57-02 || 22 | 538-8] - 45 45.4 
| 20 18-67 || 22 | 526-9|| 23 | 445-8 30 | 24 57-68] 32 | 536-2|| 33 | 546-9 46 47.0 
| 25 18-48 | 27 | 531-4] 28 | 450-0 40 | 25 00-80] 42 | 529-1]) 43 | 548-8 
| 30 16-95 | 32 | 534-3 || 33 | 453-7 50 04-12 || 52 | 521-4] 53 | 549-8 50 50-4 
| 45 12-82 || 47 | 535-5 |) 48 | 465-8] 28 11 0 04-91|| 2] 525-6|| 3 | 545.4 51 50+ 
26 16 | 0 09-22|| 2 | 537-5]) 3 | 477-8 10 06-97 || 12 | 528-2] 13 | 543-3 
| 10 08-25 | 12 | 536-5] 13 | 481-8 20 08-14 || 22 | 527-3 || 23 | 542-5 55 50 
| 30 04-44 || 32 | 538-1]) 33 | 490-4 30 07-81 || 32 | 532-0|| 33 | 542-1 56 49-5 
| 35 04-44 | 45 11-51|| 47 | 531-9|) 48 | 541-3 
2617) 0 08-01 2 | 530-0] 3 | 513-0] 28 12 || 0 10-13 || 2 | 533-7] 3 | 539-77 13 14 || O | 24 59% 
15 07-22|| 17 | 529-1 || 18 | 515-0 7 --————|_|—-_+ - *| 1 | 25 00 
| 55 14-77 || 57 | 526-4]| 58 | 531-8] 29 10.|| 0 | 25 05-69] 2) 539-3] 3 | 541-1 5 | 24 57-4 
2618) 0 14:92 || 2 | 524-1} 3 | 532-9 10 03-37 || 12 | 536-7) 13 | 538-4 10 56 
| 10 13-59 | 12 | 522-8|| 13 | 565-1 20 00-47 || 22 | 541-5] 23 | 532-7 
26 19 || O|-* 11-62) 2 | 536-3] 3 | 534-3 30 00-74 || 32 | 538-0]) 33 | 529-9 15 524 
40 01-16 || 42 | 537-5 |) 43 | 523-5 16 51-7 
27 5 || 0} 25 15-18]| 2 | 518-8|| 3 | 600-4 50 03-04|| 52 | 533-2]) 53 | 520-2 20 48: 
10 10-27 || 12 | 532-6}| 13 | 603-17 29 11 0 03-90|| 2 | 530-7], 3 | 518-7 21 50: 
21 11-41 || 22 | 538-4) 23 | 609-1 * 15 08-82|| 17 | 531-2) 18 | 506-9 
30 10-77 || 32 | 546-1} 33 | 602-2 25 08-52 || 27 | 529-8]| 28 | 501-0 25 48 
40 13-00 || 42 | 551-3]} 43 | 597-0 35 06-39 || 37 | 537-6) 38 | 504-3 
50 14-03 | 52 | 548-9|] 53 | 597-6 50 06-50 || 52 | 536-5 || 53 | 505-3 30 39-7 
27°-6 |) 0 13-05 || 2 | 539-6|| 3 | 605-5] 29 12} 0 07-85 || 2 | 533-7|| 3 | 506-8 31 37. 
O77 0 12-58! 2 | 542-3]| 3 | 611-5 - — 
| 42 09-53 || 43 | 523-6|| 44 | 616-4] 3 9 || O | 25 06-59]! 2 | 539-0] 3 | 570-2 35 32 
| 45 05-79 | 47 | 529-4 || 48 | 613-9 15 10-20 || 17 | 529-8) 18 | 571-5 36 314 
50 04-71] 52 | 538-9|| 53 | 610-7 25 07-51 || 27 | 537-1 |) 28 | 571-9 
55 07-05 || 57 | 540-9} 58 | 607-2 30 08-31 || 32 | 537-9] 33 | 571-5 40 31-6 
27 8 0 06-03 2 | 540-3|} 3 | 603-5 45 08-08 || 47 | 536-0] 48 | 571-3 41 29-4 
tS 04-98 || 7 | 536-9|| 8 | 603-7] 3 10] 0 06-43 || 2] 538-3]| 3 | 568-4 
| 10 | 25 00-57 | 12 | 536-6] 13 | 599-0 10 06-03 || 12 | 538-4) 13 | 567-2 45 24. 
15 | 24 58-47] 17 | 539-2] 18 | 596-7] 3 11 0 09-93 || 2 | 537-7) 3 | 557-0 46 23-5 
20 | 24 55-53 || 22 | 555-3] 23 | 584-5 ——— —— = 
24 | 561-4 12 0] O| 25 14-35] 2] 543-2] 3 | 555.3 50 22:3 
25 | 24 59-36 10 15-74|| 12 | 544-6 || 13 | 553-8 51 21 
| 26 | 25 01-75] 27 | 569-2} 28 | 574.27 12 1 0 18-45 |) 2] 529-0] 3 | 548-3 : 
| 29 | 574-1 ——|| —_}——_——_|—_ ——— 55 22. 
| 30 03-57 || 32 | 577-2|| 33 | 560-49 13 11 || 25 | 24 53-88] 26 | 541-6]| 27 | 424-7 56 22 
| 35 | 09-29 | 37 | 569-7|| 38 | 552-6 *! 30 48-56 | 31 | 545-8 || 32 | 427-5 
| 40 14-33 || 42 | 547-3]| 43 | 547-3 45 43-52 || 47 | 579-6) 48 | 423-8] 13 15 || O 13:3 
44 | 539-0 | 51 | 24 45-74] 52 | 588-3] 53 | 432.8 5 32 
| 45 13-37 || 47 | 534-0|| 48 | 542-49 13 12 | O }| 25 01-54] 2 | 563-6] 3 | 404-5 
| 50 | 10-50 | 52 | 534-4|| 53 | 536-81 13 13 || 3 | 24 52-40] 4] 453-0] 5 | 180-2 
| 56 09-32] 57 | 531-7|| 58 | 532-0 */ 10 43-42 || 12 | 482-5] 13 | 154-8 10 43. 
27 9) 0 09-29 2) 527-4) 3 | 531-1 15 34-74 11 42 
10 02-73 | 12 | 528-0|| 13 | 532-0 16 33-29 || 17 | 464-7 || 18 | 110-2 ‘ 
115 00-74 || 17 | 538-0] 18 | 530-5 18 | 438-9 15 54: 
| 20 03-37 19 32-55 16 | 24 57-1 
|| 47 | 08-05 || 48 | 535-0|| 49 | 541-8 || 20 32.86 || 22 | 396-4|| 23 | 60-8 20 | 25 04 
27 10 || 0| 08-79 || 2 | 533-3|| 3 | 546-6 | 24 | 371-9 
| 10 } 08-05 | 12 | 533-2]| 13 | 548-7 25 29-56 
27-11 || 0 09-67 || 2 | 530-8|| 3 | 537-1 26 26-45 || 27 | 346-7] 28 | 66-6 25 00. 
Biritar. k—0-000140. BaALance. k=0:000010, 
* See notes on the Aurora Borealis after the Extra Observations of Maguetometers. 
