Tekm-Day Observations of Magnetometers, 1845. 



81 



Min. 





 5 



10 

 15 

 20 

 25 

 30 

 35 

 40 

 45 

 60 

 55 





 5 

 10 

 15 

 20 

 25 

 30 

 35 

 40 

 45 

 50 

 55 





 5 



10 

 15 

 20 

 25 

 30 

 35 

 40 

 45 

 50 

 55 





 5 

 10 

 15 

 20 

 25 

 30 

 35 

 40 

 45 

 50 

 55 



August 29, 30. 



Declina- Bifilar Balance 

 TION. Corrected. Corrected 



So. Div. 



25 



25 



25 





181'. 



08-28 



535-5 



07-72 



533-5 



07-74 



531-4 



07-40 



530-9 



07-60 



530-4 



07-60 



531-4 



08-72 



531-3 



09-06 



532-7 



09-54 



534-7 



10-60 



532-3 



10-83 



530-4 



10-50 



530-5 



11-71 



19^. 

 526-5 



11-71 



527-4 



12-62 



526-4 



13-02 



523-1 



14-67 



520-5 



14-87 



516-2 



14-53 



509-6 



14-94 



508-2 



16-62 



505-9 



18-03 



503-0 



18-54 



498-0 



16-75 



503-3 



15-11 

 14-06 

 15-78 

 16-89 

 16-33 

 14-87 

 13-25 

 11-03 

 11-51 

 09-15 

 08-88 

 12-95 



201". 



509-9 



417- 



519-9 



417- 



526-5 



417 



523-1 



420- 



520-7 



421 



517-2 



423 



508-6 



427 



507-4 



430- 



512-7 



430- 



509-7 



433- 



510-6 



436- 



513-6 



439- 





21^. 



15-94 



506-4 



13-81 



503-0 



15-52 



503-4 



15-91 



499-5 



16-28 



501-2 



17-02 



505-5 



17-36 



497-3 



15-91 



501-7 



15-85 



503-9 



17-33 



497-3 



15-27 



501-9 



13-32 



512-2 



Mic.Div. 



379-1 

 379-8 

 381-7 

 384-5 

 388-5 

 394-2 

 398-9 

 402-5 

 406-3 

 409-8 

 411-4 

 412-3 



414-3 

 413-2 

 414-7 

 415-7 

 415-4 

 416-5 

 417-3 

 419-1 

 419-3 

 419-1 

 418-9 

 417-5 



443-5 

 444-3 

 445-7 

 447-8 

 447-7 

 449-6 

 451-1 

 448-3 

 446-4 

 451-4 

 452-6 

 452-5 



Declina- 

 tion. 



BiFiLAR Balance 

 Coi-rected. Corrected. 



25 



25 



25 



13-43 

 14-30 

 15-20 

 16-65 

 17-09 

 16-32 

 16-08 

 15-34 

 14-17 

 13-22 

 13-32 

 12-58 



Sc. Div. 

 22''. 



521-4 



517 



517 



521 



520 



520 



521 



520 



522 



524 



526 



527 





0". 



16-65 



523-4 



16-68 



524-7 



16-32 



527-8 



16-75 



526-1 



16-59 



533-7 



16-99 



528-2 



16-62 



526-4 



16-65 



524-5 



16-70 



522-2 



17-20 



523-7 



17-47 



522-3 



17-22 



523-1 





IK 





16-41 



527-1 



471- 



16-15 



533-2 



468- 



17-27 



532-0 



469- 



16-99 



533-6 



469- 



16-65 



533-2 



471- 



15-61 



536-7 



471- 



15-41 



534-2 



473- 



15-58 



535-1 



474- 



16-45 



536-8 



475- 



16-86 



538-2 



475- 



16-84 



539-8 



476- 



16-86 



542-4 



476- 





23'i. 



25 12-38 



528-9 



13-36 



530-5 



13-83 



529-5 



12-53 



527-5 



14-33 



524-0 



13-90 



527-9 



14-30 



526-2 



14-94 



527-5 



15-17 



524-4 



15-14 



524-0 



15-76 



521-6 



15-91 



524-6 



Mic. Div. 



452 



458 

 460 

 461 

 462 

 462 

 463 

 462 

 462 

 464 

 465 

 466 



466-9 

 467-1 

 467-6 

 468-1 

 468-6 

 466-4 

 466-7 

 465-7 

 466-0 

 467-3 

 468-0 

 468-4 



469-1 

 4697 

 469-4 

 471-5 

 469-4 

 471-2 

 473-0 

 474-4 

 473-6 

 474-4 

 473-8 

 472-8 



Declina- 

 tion. 



BiFILAR 



Corrected. 



Sc. Div. 



25 



25 



25 



25 



09-89 

 09-54 

 09-15 

 09-53 

 10-18 

 11-34 

 11-95 

 12-28 

 12-28 

 12-29 

 1211 

 11-99 



41'. 



51^. 



Balance 



Corrected. 





2^. 



16-93 



536-6 



16-57 



534-6 



16-52 



530-7 



16-62 



529-0 



16-65 



535-9 



17-19 



536-2 



17-44 



533-5 



17-71 



535-3 



17-39 



535-9 



17-49 



529-8 



18-10 



526-3 



18-40 



527-4 





3i>. 



17-33 



525-9 



15-74 



525-2 



15-51 



526-7 



15-58 



526-5 



15-81 



527-2 



15-44 



527-0 



15-58 



528-1 



15-01 



527-7 



15-15 



532-8 



14-70 



530-6 



12-42 



535-9 



10-43 



536-2 



Mic. Div. 



479-8 

 481-4 

 484-4 

 486-6 

 485-8 

 486-8 

 488-3 

 489-2 

 490-4 

 492-5 

 493 6 

 494-1 



493-9 

 493-9 

 494-3 

 494-8 

 493-6 

 493-2 

 492-3 

 491-7 

 490-8 

 491-9 

 493-2 

 496-6 



•84 



540-3 



■34 



538-7 



-28 



543-3 



■ 14 



548^0 



-80 



545-3 



-25 



542-9 



-04 



540-4 



-50 



538-4 



-04 



543-0 



•41 



542-9 



-38 



542-1 



-43 



545-0 



469-5 

 468-4 

 463-0 

 4630 

 464-3 

 465-3 

 466-1 

 465-2 

 463-8 

 460-1 

 459-0 

 458-2 



Declina- 

 tion. 



BiFiLAK Balance 

 Corrected. Coi-reoted 



539-7 



497-7 



543-7 



498-7 



542-0 



499-9 



545-2 



499-9 ' 



542-9 



499-1 



540-7 



497-5 



537-6 



493-6 



538-0 



488-0 



538-7 



483-8 



535-9 



480-4 



535-5 



476-3 



533-1 



473-9 



25 



25 



24 



24 



24 

 25 





61^. 



10-09 



548-4 



10-00 



544-0 



09-89 



549-9 



09-29 



551-2 



09-49 



548-0 



0805 



545-1 



07-51 



543-5 



06-41 



536-5 



05-70 



534-1 



04-98 



531-6 



02-93 



527-3 



59-36 



530-4 



55-33 



52-38 

 52-40 

 54-46 

 57-78 

 00-22 

 02-25 

 00 40 

 0050 

 0219 

 02-86 

 03-77 



25 



25 07-47 

 06-26 

 04-81 

 03-87 

 02-96 

 03-27 

 05-38 

 09-79 

 09-76 

 06-90 

 05-72 

 04-37 



7h. 



544-0 



482. 



554-5 



488- 



559-4 



487- 



566-9 



485- 



565-3 



487- 



558-2 



488- 



548-5 



487- 



549-7 



486- 



552-2 



485- 



549-4 



485- 



550-1 



483- 



546-0 



485- 



Mic. Div. 



456-9 

 457-2 

 456-6 

 457-2 

 459-2 

 461-0 

 465-4 

 470-2 

 475-5 

 479-6 

 482-7 

 485-5 





8^ 



04-88 



543-8 



05-38 



543-0 



04-79 



546-1 



0513 



549-1 



07-11 



544-5 



06-98 



538-4 



05-25 



5400 



05-11 



543-2 



05-72 



544-1 



06-39 



542-3 



06-50 



541-9 



07-10 



539-7 



485-8 

 485-4 

 485-4 

 483-7 

 483-7 

 483-7 

 481-9 

 480-2 

 477-8 

 477-5 

 477-1 

 477-3 



534-1 



479- 



533-9 



478- 



536-4 



476- 



538-6 



473' 



541-7 



467- 



545-3 



462- 



540-8 



461- 



532-0 



461- 



529-8 



461-. 



530-8 



461- 



532-3 



462-. 



535-6 



463-i 



BiriLAR. Observed 2"° after the Declination, ^=0-000140. 



Balance. Observed 3" after the Declination, i=: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 Magnetometers. 



Aug. SO* 9^ 32™. Bifilar magnet vibrating 12 sc div. 



MAG. AND MET. OBS. 1845. 



