Daity OBSERVATIONS OF MAGNETOMETERS, May 4—May 27. 1842. 11 
Gottingen Birimar. BALANCE. Gottingen Birinar. BALANCE, 
Mean Time of DECLINA- Mean Time of DECLINA- 
Declination TION. Cor- |Thermo-|) Cor- 3 Declination TION. Cor- |Thermo-|} Cor- 
Observation. rected. | meter, | rected. Observation. rected. | meter. 
Thermo- 
rected. | meter. 
h 
a. is Sc. Div. eS Mie. Div.) dive a, Se. Div. Mice. Div. 
May 4 20 523-8| 50-3 | 863-5| 50-2 |May 16 20 
123-57 | 518-3] 55-8 || 850-4] 56-2 
m. m. 
0 0 
23 0 512-3| 50-8 || 851-7 -6 23 0|| 128-17 | 539-5] 57-0 || 863-6] 56-8 
5 0 524-9| 52-8 | 833-8) 52:1] May 17 2 0] 134-75 || 525-1] 59-9 | 894.6] 58-9 
0 536-3| 52-9 || 858-6] 52:5 5 O|| 129-30 | 529-6] 62-9 || 918-9] 61-2 
0 534.2] 51-1 || 857-6 . 20 ©] 123-87 || 520-1} 52-9 || 864-1] 53-0 
0 53-0 || 828-9 : 23 0|| 127-30 || 508-5] 54-0 || 872-6] 53-8 
0 56-3 : -2|May 18 2 0] 129-92 | 526-2} 57-8 || 868.4] 56-7 
0 57-6 : . 5 || 128-77 || 537-6] 61-6 || 865-2} 60-2 
0 50:3 : : 20 O|| 121-38 || 523-3] 52-9 || 857-2] 53-0 
0 50-7 : . 23 0|| 126-08 || 520-1] 52-9 || 840-8) 52-8 
0 51-6 . ‘1 }|May 19 2 0] 132-67 | 534-2| 53-7 || 866.2) 53-3 
0 52-3 . 6 5 0] 128-23 | 535-3] 54-2 || 903-7) 53-7 
0 46-4 : . 20 0] 122-20 | 523-4] 51-6 || 869-1] 51-2 
0 47-9 : : 23 0| 126-82 || 525-7| 54-7 || 831-1] 53-8 
0 50-5 || 853- -6|May 20 2 0] 129-78 || 533-4| 58-5 || 835-0} 57-1 
0 52-5 : : 5 0| 127-90 | 539-1| 58-8 || 854.6] 57-8 
0 46-0 . : 90 0] 125-28 || 523-4] 51-0 |) 872.5] 50-9 
0 48-9 . : 23 0|| 131-18 || 518-6] 52-6 |) 839.7] 52-0 
0 55-3 A ‘7 |May 21 2 O| 134-60 |) 535-3 55:1 || 846-8| 54-1 
0 58-5 : . 5 0] 130-45 | 546.7| 56-4 |) 864-7] 55-5 
0 52-6 . 5 |May 22 20 0] 123-33 || 529-6| 53-6 |) 877-5) 53-7 
0 54-3 ; By 23 0] 130-05 || 521-4] 55-0 | 838.8] 54-6 
0 56-7 ; 9 |May 23 2 0] 134-33 | 536-7| 57-1 || 828-5| 56-1 
0 57-4 : 6 5 0|| 132-53 || 543-9] 60-3 || 834-2] 58-9 
0 50-0 : E 20 0] 123-40 |) 526-7] 52-7 || 867-8) 52-7 
0 49-8 : : 23 0|| 126-82 | 528-4| 55-8 || 828-2} 55-2 
0 52-3 . 6 |May 24 2 0] 131-98 || 546.3) 58-4 |) 810-7) 57-4 
3 55:8 : 4 5 O| 130-18 | 543-7| 58-2 || 841.9] 57-5 
0 49-8 : . 20 0O|| 122-20 | 529-3) 53-4 || 841.7] 53-1 
0 | 23 0|| 128-23 | 527-3| 55-4 || 840-6| 54-6 
0 May 25 2 0| 133-47 | 543-6] 58-7 || 822-8| 57-4 
0 5 0] 130-18 || 551-7| 61-1 || 828-5) 59-7 
0 20 0] 122-73 |) 531-7} 52-9 || 842-4) 52-9 
0 23 0]|| 129-52 || 522-3) 55-4 || 838-1] 54-8 
CON ee ame (| a 91 a aD May 26 2 0| 135-22 | 535-3) 59-7 || 813-3] 58-2 
0 5 | 130-12 || 537-2] 60-5 || 842-7] 59-3 
0 20 0O|| 122-87 || 530-3] 53-7 || 847-7) 53-6 
0 23 O| 130-12 |) 516-7) 54-9 || 832-5) 54-5 
0 May 27 2 0] 134-13 |) 534-1] 58-4 | 833-1) 57-2 
0 0 
129-98 || 543-3] 61-4 || 840-5] 59-9 
BririiarR. k=0:0001248 g=0-000304=2:44 Scale divisions. 
Bauance. April 174—Oct. 84 L=0-0000130 g=0-:000073=5:60 Micrometer divisions. 
May 124 54. Observation 3™ late. 
May 164 5%. Extra observations. 
The observations of Declination at the following times are corrected for torsion by the quantities annexed to them. (See note, 
May 30%.) May 164 23» till May 234 5410/93. May 234 20» till May 304 20h—13/.08. May 304 238”39. May 314 2» 
—2'15, May 314 5» till June 24 5"—1"95, June 24 20» till June 34 54+ 0°47. 
May 231 22h, A fibre of the Declinometer suspension thread was found broken; it was removed by cutting near the top and 
bottom ties. 
May 24485, Extra observations. 
May 25¢ 3h, Extra observations during thunder-storm. 
