5fi 



Hourly Obseevations of Magnetometers, October 21 — 27, 1845. 



Gottingen 

 Mean Time 

 of Declina- 

 tion Obs. 



d. h. ni. 



21 13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 



22 



] 



2 

 3 

 4 

 5 





 

 

 

 

 

 

 6 



8 



9 



10 



11 



12 



13 



14 



15 



16 



17 



18 



19 



20 



Declina- 

 tion. 



25 



9 



10 



11 



12 



13 



14 



15 



16 



17 ! 



18 i 



19 ' 



20 I 



21 



22 



23 I 

 23 



25 



25 



04-75 



08-95 



06-06 



17-46 



11-10 



07-52 



08-82 i 



0890 



08-48 



09-96 



12-87 



14-17 



16-35 



16-43 



14-31 



11-86 



11-44 



01-58 



12-18 



09-93 



10-80 



10-40 



09-59 



09-56 



10-90 

 11-00 

 10-00 

 10-94 

 10-31 

 09-47 

 10-06 

 09-54 

 08-99 

 10-09 

 12-46 

 13-94 

 14-99 

 14-41 

 12-98 

 11-27 

 10-40 

 10-94 

 10-48 

 10-33 

 10-50 

 10-56 

 10-67 

 10-65 



10-21 

 09-47 

 09-96 

 10-00 

 10-23 

 09-59 

 09-69 

 10-53 



BiFILAR. 



Cor- 

 rected. 



Sc. Div. 



517-0 

 532-7 

 510-9 

 528-6 

 535-8 

 535-7 

 536-9 

 539-4 

 5330 

 527-9 

 528-8 

 533-4 

 530-2 

 534-7 

 538-4 

 538-6 

 541-0 

 540-3 

 540-0 

 542-3 

 543-4 

 542-2 

 541-4 

 538-9 



540-9 

 537-9 

 538-2 

 539-8 

 542-3 

 543-3 

 541-3 

 537-6 

 534-2 

 529-6 

 528-1 

 529-9 

 532-7 

 535-7 

 538-7 

 539-9 

 541-0 

 542-7 

 543-2 

 542-9 

 542-5 

 542-2 

 541-8 

 541-5 



543-0 

 542-9 

 542-3 

 543-5 

 543-0 

 543-7 

 543-8 

 541-1 



ThermO' 

 meter. 



49-4 

 49-4 

 49-3 

 49-3 

 49-3 

 49-2 

 49-1 

 49-0 

 48-9 

 48-8 

 48-8 

 48-9 

 49-2 

 49-6 

 49-9 

 50-4 

 50-8 

 51-0 

 51-1 

 51-0 

 510 

 51-0 

 51-1 

 51-2 



51-4 

 51-4 

 51-4 

 51-5 

 51-6 

 51-7 

 51-6 

 51-5 

 51-3 

 51-2 

 51-0 

 51-1 

 51-2 

 51-4 

 51-6 

 51-6 

 51-7 

 51-8 

 51-9 

 52-1 

 52-2 

 52-2 

 52-3 

 52-0 



51-8 

 51-6 

 51-4 

 51-1 

 50-9 

 50-7 

 50-5 

 50-3 



Balance. 



Cor- 

 rected. 



Mic. Div, 



369-1 

 318-6 

 306-7 

 306-2 

 346-1 

 389-7 

 409-1 

 426-6 

 428-4 

 440-0 

 428-3 

 428-4 

 434-1 

 430-5 

 437-7 

 438-9 

 460-2 

 467-3 

 454-3 

 435-5 



ThermO' 

 meter. 



50-0 

 50-0 

 49-8 

 49-8 

 49-8 

 49-7 

 49-5 

 49-4 

 49-2 

 49-2 

 49-2 

 49-5 

 49-8 

 50-3 

 50-8 

 51-3 

 51-7 

 51-8 

 51-9 

 51-7 



444-1 



51-7 



440-0 



51-7 



431-8 



51-8 



436-2 



52-0 



415-5 



52-2 



421-0 



52-4 



430-1 



52-4 



431-0 



52-5 



418-4 



52-6 



421-0 



52-6 



430-0 



52-5 



435-8 



52-3 



431-3 



520 



434-0 



52-0 



431-0 



51-9 



431-3 



52-0 



433-6 



52-2 



433-3 



52-3 



437-1 



52-4 



438-0 



52-5 



436-7 



52-5 



431-6 



52-6 



433-4 



52-8 



431-3 



53-2 



429-9 



53-3 



429-6 



53-3 



427-9 



53-0 



425-6 



52-6 



424-0 



52-3 



424-7 



52-0 



426-5 



51-7 



425-4 



51-4 



425-8 



51-1 



426-4 



50-8 



427-8 



50-6 



433-0 



50-4 



o 



H 



H 



H 



H 



H 



H 



W 



W 



B 



W 



W 



W 



W 



W 



W 



W 



W 



H 



H 



H 



H 



W 



W 



W 



D 



D 



D 



D 



D 



B 



B 



B 



H 



H 



H 



H 



W 



W 



W 



H 



H 



D 



D 



B 



B 



B 



W 



W 



W 

 W 

 W 

 W 

 W 

 W 



B I 



Gottingen 

 Mean Time 

 of Declina- 

 tion Obs. 



d. 

 23 



24 



25 



26 



27 



h. 



21 



22 



23 







1 



2 



3 



4 



5 



6 



7 



8 



9 



10 



11 



12 



13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 







1 



2 



3 



4 



5 



6 



7 



8 



9 



10 



11 



12 



13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 







1 



2 



3 



4 





 

 

 

 

 

 

 

 

 

 

 

 

 

 

 





 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 





 

 

 

 

 

 

 

 

 

 

 

 

 

 

 



Declina- 

 tion. 



25 



25 



25 



11-48 

 12-85 

 15-94 

 16-86 

 17-36 

 19-41 

 14-68 

 14-13 

 13-46 

 12-26 

 08-92 

 09-02 

 10-90 

 08-19 

 07-72 

 08-72 



08-68 

 08-59 

 09-46 

 07-47 

 11-44 

 11-52 

 10-95 

 11-49 

 15-64 

 15-47 

 16-35 

 18-37 

 17-67 

 16-55 

 13-81 

 12-31 

 10-54 

 10-51 

 09-86 

 10-60 

 07-78 

 07-04 

 06-09 

 05-11 



07-81 

 08-59 

 10-13 

 10-06 

 09-53 

 09-53 

 09-15 

 09-49 

 08-45 

 09-27 

 11-68 

 (13-72) 

 15-67 

 16-01 

 15-20 

 15-20 



BiriLAR. 



Cor- 

 rected. 



Sc. Div. 

 5360 

 527-5 

 527-2 

 530-6 

 532-3 

 542-9 

 527-8 

 540-8 

 540-4 

 536-4 

 537-5 

 537-7 

 537-2 

 543-7 

 540-2 

 543-4 



543-0 

 542-7 

 540-9 

 541-5 

 543-7 

 546-9 

 544-9 

 535-5 

 526-8 

 525-2 

 523-0 

 527-9 

 526-7 

 536-7 

 539-8 

 542-5 

 540-0 

 539-5 

 537-9 

 540-9 

 538-8 

 532-6 

 532-7 

 531-7 



540-7 

 539-5 

 541-4 

 542-7 

 544-3 

 544-2 

 544-6 

 542-9 

 541-0 

 537-0 

 533-3 

 (534-6) 

 536-0 

 538-8 

 537-7 

 541-9 



Thermo- 

 meter. 



Bal.^nce. 



Cor- 

 rected. 



50-2 

 50-0 

 50-0 

 50-0 

 50-1 

 50-3 

 50-5 

 50-7 

 50-8 

 50-9 

 50-9 

 51-0 

 51-0 

 510 

 51-0 

 51-0 



50-9 

 50-9 

 50-9 

 50-9 

 50-8 

 50-7 

 50-4 

 50-1 

 49-8 

 49-4 

 49-1 

 49-0 

 48-9 

 49-3 

 49-7 

 50-1 

 50-7 

 51-0 

 51-0 

 50-8 

 50-5 

 50-0 

 49-6 

 49-2 



47-6 

 47-7 

 47-8 

 47-9 

 47-9 

 48-0 

 48-2 

 48-3 

 48-4 

 48-6 

 48-8 



49-2 

 49-4 

 49-7 

 50-0 



Mio. Div, 



433-9 

 435-9 

 435-2 

 436-8 

 440-3 

 442-6 

 446-8 

 461-4 

 468-6 

 470-8 

 468-2 

 461-5 

 454-9 

 446-0 

 442-0 

 434-5 



430-3 

 426-0 

 417-3 

 408-6 

 395-8 

 380-0 

 385-4 

 398-9 

 413-5 

 416-2 

 418-2 

 425-0 

 438-0 

 447-7 

 455-2 

 462- 1 

 465-1 

 462-9 

 456-6 

 451-5 

 426-8 

 444-2 

 440-8 

 431-8 



438-8 

 438-6 

 439-2 

 440-9 

 440-7 

 440-4 

 441-0 

 441-5 

 439-9 

 439-2 

 435-7 

 (434-2) 

 432-8 

 436-8 

 447-6 

 453-2 



Thermo- 

 meter. 



50-3 



50-2 



50-2 



50-4 



50-5 



50-8 



51-0 



51-2 



51-5 



51- 



51- 



51- 



51-5 

 51-5 

 51-5 

 51-5 

 51-2 

 50-7 

 50-3 

 49-9 

 49-4 

 491 

 490 

 490 

 49-3 

 49-8 

 50-4 

 50-9 

 51-5 

 51-7 

 51-4 

 51-0 

 50-5 

 50-0 

 49-4 

 48-9 



48-0 

 48-1 

 48-3 

 48-4 

 48-5 

 48-6 

 48-8 

 48-9 

 49-0 

 49-2 

 49-4 



49-8 

 50-2 

 50-4 

 50-6 



BiFILAR. 



Declination. Magnet untouched, Sept. 21'i — Dec. 29'^. 

 Observed 2" after the Declination, A;=:0'000140. Balance. Observed 3"> after the Declination, kz 



:0-000010. 



t Extra Observations made. 



Oct. 22d 101— 23d loh. Term-Day Observations made. 



Oct. 27'! Oi>. The quantities given in parentheses are approximate, and have been used in summations. 



