110 ExtTRA OBSERVATIONS OF MAGNETOMETERS, SEPTEMBER 1—19, 1845. 
Gott. 2 Gott. 5 Gott. , 
Mean DECLINATION. Cane poe Mean DECLINATION, Pteaer 9 Raa Mean DECLINATIO 
Time. Time. : Time. : 
a. h. |] Min.] 2&7” Min. | Se. Diy. || Min. | Mic. Div.J a. n. || Min. | 2 Min. | Se. Diy. |] Min. | Mic. Diy. h. || Min.} © 
31 16 || 0} 25 08.92 1 | 533-4 2! 385-3] 3 9 || 20 | 24 58-45]| 22 | 541-2] 23 | 498-4] 17 10 0} 251 
= —— — 41 | 24 59-81]| 42 | 545-7|| 43 | 490-8 10 0 
1 hee 3 0 | 25 01-85 2 | 550-0! 3 | 472-6 51 | 25 03-16|| 52 | 544-0}) 53 | 488-3 20 { 
15 02-93 || 17 | 550-4) 18 | 467-4 55 04-81 || 57 | 539-5 || 58 | 487-8] 17 11 0 
30 08-45 32 | 555-6|| 33 | 453-9] 3 10 0 04-51 2} 541-3 3 | 485-2 20 
| 46 07-60 | 47 | 538-6}; 48 | 449-5 10 06-32 || 12 | 542-5] 13 | 480-6 30 | 25 
oe?) 0 05-11 2 | 542-8 3 | 445-9] 3 11 0 08-43 2 | 539-3 3 | 474-3 35 | 24 
—|_——$ | ——| ——— 42 
1°15 0 | 25 17-06 2 | 525:3 3 | 410-4] 4 4 0 | 25 06-93 2 | 564-4 3 | 529.3 45 
10 18-77 || 12 | 531-0} 13 | 400-5 10 05-56 || 12 | 557-7 || 13 | 537-1 50 
20 17-60 || 22 | 535-1 || 23 | 390-4] 4 5 0 11-55 2 | 535-7 3 | 539-0 55 
40 15-31 || 42 | 539-2} 43 | 376-8 15 10-70 || 17 | 534-1 || 18 | 538-2] 17 12 0 
1 16 0 09-66 2 | 540-3 3 | 376-6] 4 6 0 09-44 2 | 536-8 3 | 526-9 5 
eL7: 0 12-18 2 | 528-8 3 | 387-0 10 
25 16-79 || 27 | 520-7) 28 |} 395-8] 4 13 0 | 25 13-39 2 | 536-8 3 | 424-6 20 
35 19-17 || 37 | 522-0} 38 | 393-5 15 12-31 || 17 | 537-6) 18 | 424-6 25 
45 21-59 || 47 | 529-2] 48 | 385-3] 4 14 0 07-71 2 | 538-2 3 | 441-1 30 
1 18 0 16-41 2 | 533-3 3 | 370-4 ]—-——-|_ ———— 40 
10 13-52|| 12 | 530-7|| 13 | 374-7] 7 13 0 | 25 22-00 2 | 526-6 3 | 456-3 50 
119 0 12-58 2 | 532-6 3 | 395-2 10 22-06 || 12 | 531-2] 13 | 441-4] 17 13 0 | 24 
—— 20 20-55 || 22 | 538-0] 23 | 419.2 15 | 25 
2° 5 0 | 25 08-82 2 | 537-1 3 | 553-9 25 18-23 || 27 | 536-8 | 28 | 412-0 
10 03-37 || 12 | 546-0}! 13 | 552-5 40 12-42 || 42 | 540-0) 43 | 404.9 20 
20 04-17 || 22 | 554-6 || 23 | 551-1 7 14 0 11-64 2 | 533-8 3 | 396-7 
30 08-38 || 32 | 546-9|| 33 | 546-2] 7 16 0 02-28 || 2 | 529-7 3 | 412-4 
55 10-83 | 57 | 534-9]! 58 | 524.2 10 03-02 || 12 | 529-6 ]/ 13 | 415-1 
206 0 10-60 2 | 535-5 3 | 520-7] 7 17 0 03-61 2 | 530-6 3 | 415-5 
BD 0 | 25 00-47 2 | 536-1 3 | 486-9 10 02-01 || 12 | 531-0} 13 | 419-3 
10 | 24 57-17 || 12 | 551-7] 13 | 464.3] 7 18 0 01-31 2 | 539-0 3 | 441-3 
15 | 25 02-75 || 17 | 547-2] 18 | 458-9 10 02-69 || 12 | 538-9 || 13 | 445-7 
20 | 24 55-13 || 22 | 556.2]} 23 | 447.4] 7 19 0 04-86 2 | 534-9 3 | 459-8 
25 | 24 56-54 || 27 | 564-3 || 28 | 437-2} — = 
30 | 25 00-40|| 32 | 547-3] 33 | 431-4] 8 14 0 | 25 08-36 2 | 543-1 3 | 411-9 
35 02.82 }| 37 | 555-7 || 38 | 425-0 15 08-73 || 17 | 541-7 || 18 | 414-4 
40 06-86 || 42 | 550-2)| 43 | 420-5] 8 15 0 05-52 2 | 539-5 3 | 429-2 
50 12-73 | 52 | 516-3 }} 53 | 422-5 - —- 
55 04-81 || 57 | 530-4) 58 | 423-4] 9 13 0 | 25 15-81 2 | 543.2 3 | 438-5 
2 10 0 04-17 2 | 541-6 3 | 421-8 15 14-80 || 17 | 548-5} 18 | 427-9 
eS 09-89 7 | 530-8 8 | 422-4] 9 14 0 10-07 2 | 546-0 3 | 412-3 
10 11-37 || 12 | 517-7|| 13 | 427-3] 9 16 0 07-24 2 | 540-3 3 | 4313 
15 07-24} 17 | 522-6] 18 | 431-2 20 05-60 || 22 | 540-5 || 23 | 434-7 
20 06.39 || 22 | 529-0}| 23 | 435-7 35 06-30 || 37 | 540-3] 38 | 437-6 
25 06-63 || 27 | 529-1 || 28 | 438-5] 9 17 0 06-46 2] 541-5] 3 | 438-9 
211 0 05:43 )| 2 | 532-4 3 | 451-8 = i] - = -|— 
212 0 09-46 2 | 551-8 3 | 400-77 11 9 0 | 25 03-02 Zz 544.6 | 3 | 474-4 
#5 | 07-20 || 17 | 543-8) 18 | 394.9 15 06-06 || 17 | 541-5) 18 | 473-1 
213 07) 07-20 2 | 534-0}, 3 | 405-7] 11 10 0 08-32 2| 543-2)) 3 | 465.8 
2 15 0 11-72 2 | 534-3] 3 | 433-1 —|—— - —— |_| 
15 | 09-27 | 17 | 537-2) 18 | 428-7] 12 13 0 | 25 09-66 2 | 552-8 3 | 435-7 
2 16 0 04-32 || 2) 529-7) 3 | 443-8 15 07-13 || 17 | 548-1} 18 | 426-5 
| | 30 06-34 || 32 | 543-41 33 | 424-3 
3 4 0 | 25 10-47 2 | 542-2] 3 | 584.0] 12 14 0 06-09 2 | 543-2 3 | 419-2 
| 15 17-93 || 17 | 531-9 || 18 | 587-6 — - 
25 | 16-89 | 27 | 522-5] 28 | 582-7] 13 9 0 | 25 03-57 2 | 531-8 3 | 465-1 
40 16-21 | 42 | 535-0/ 43 | 580-6 10 04-07 || 12 | 537-0|) 13 | 463-7 
| 50 13-16 | 52 | 542-9) 53 | 576-6 30 07-54 || 32 | 540-9} 33 | 461-5 
3.5 0 14-98 || 2 | 549-7 | 3 573-7} 13 10 0 08-88 || 2 | 540-3 3 | 458-1 
| 3 
3 9] 0 | 25 01-45) 2| 534.0| 3 | 503.3] 16 10] 0 | 25 0412] 2] 538.8) 3 | 460.5 
) 10 | 24 59-68 | 12 | 537-6} 13 | 501-0 10 04-26 || 12 | 536-9 |) 13 | 460-4 
15 | 58-25 || 17 | 538-6!) 18 499-41 16 11 0 08-08 2 | 541-5 3 | 452-3 
Birmar. k=0-000140. 
BALANCE. k=0-000010. 
* See notes on the Aurora Borealis, after the Extra Observations of Magnetometers. 
Sept. 174 10% 46m, 
Clock put forward 16%; error afterwards + 2%, 
—— 
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