xhi 
INTRODUCTION. 
TABLE 20.—Observations to determine the Temperature Correction for the Balance Magnet. 
Gottingen 
Mean Time. 
Tempe- 
rature of 
Balance | *— 
Magnet. 
Reading 
Aug. 2 
Aug. 24 
oPKRWWWNWNNNH OO 
Magnet | Away. 
59-45 | 12.75 
46-70 ns 
66-00 | Sy? 
90-00 90-00 
70-00 | ~ 
Magnet 
66:95 
38-50 
63-45 
Magnet 
66-15 
87-00 
62-90 
37-30 
69-15 
Magnet 
Away. 
28-45 
24-95 
Away. 
20-85 
24-10 
25-60 
31-85 
Away. 
no bo to 
ann PwWwwWwNnNWNneKOCoOOw wh 
Sept. 
WNNNK KK OOS 
48 
6 
22 
39 
57 
18 
37 
57 
13 
30 
50 
10 
Magnet 
60-95 
42-10 
Magnet 
64-15 
85-20 
66-25 
43-20 
64-85 
90-55 
65-40 
80-70 
60-00 
40-85 
64-70 
86-60 
66-20 
41-35 
65-55 
85-50 
62-00 
Magnet 
Magnet 
65-90 
89-60 
66-95 
39-40 
63-60 
87-45 
66-25 
41-60 
65-00 
83-15 
63-45 
40:35 
Away. 
18-85 
Away. 
21-05 
18-95 
23-05 
21-65 
25-70 
25-15 
15-30 
20-70 
19-15 
23-85 
21-90 
20-40 
24-85 
24-20 
19-95 
23-50 
Away. 
Away. 
23-70 
22-65 
27-55 
24-20 
23-85 
21-20 
24-65 
23-40 
18-15 
19-70 
23-10 
24-65 
Reading | of Declino- Adopted MeN Bifilar. 
of meter reading minus —q. 
Unifilar.] reduced |0f Declino-\r(d—d,).) Reading |Thermo- 
=rd. meter. corrected. | meter. 
E Sc. Div. Se. Div. Se. Div. Se. Div. | Se. Diy. ° 
270-35| 161-48 
476-03| 159-51 | 158-36 | ,_,9 | 125-30 | 53-3 f 
469-02| 153-61 | 151-77 | +035 | 136-34 | 54.0 enee ae 
467-06| 152-44 | 150-20 | 9.55 | 134.62 | 54-8 | — pn otn2e8 
465-47| 151-41 | 14863 | 9.55 | 13556 | 55-7 | —pna00a te 
462-53| 148-49 | 145-37 149-dealeszota| polo 
250-98| 145-63 
459-13| 145-54 | 145-86 136-57 | 60-1 
463-32| 149-00 | 149.57 | ~O.on | 143-82 | 61-2 Seer © 
464-33| 150-00 | 150-78 143-58 | 62:3 | ~% 
255-99| 149-76 
464-19| 149-91 | 150-18 , | 145-28 | 63-8 ‘ 
464-08] 150-01 | 150-71 pi 155-87 | 64-4 ts 
466-53| 151-51 | 152.62 | “gg, | 146-51 | 65-1 | ~ Oooo 
474.77| 158-42 | 159-99 | g.g4 | 147-32 | 65-8 | ~ o Sogi905 
470-58| 154-66 | 156-64 147-37 | 66-5 | —° 
262-89| 154-47 . 
260-23] 153-71 
461-86| 150-92 | 150-62] 9.44 | 123-47 | 62-9 
458-34| 147-39 | 146-91 124.88 | 63-1 | —0.0000582 
250-82| 144-87 
453-52| 142-97 | 120-09 | 63-9 
453-42| 143-23 70 88rl 55.99, |, 64:04] oe oeees 
~0-11 kee — 0-0000650 
453-45| 143-15 128-72 | 64-4 
aan — 0-28 —0-0000895 
453-06] 142-48 F 134-44 | 64-9 s 
e —0-59 —0-0000871 
451-08] 141-09 142-78 | 65-0 
: ~0:56 — 0-0001184 
450-34] 140-91 140-30 | 65-2 
: = Oeil): ~0-0000813 
452-06] 141-93 128-80 | 65-4 
— 0-96 = 2" | —0-0001586 
449-00] 139-83 147-70 | 65-6 
—0-36 —0-0000491 
447-49| 137-96 141-49 | 65-7 
athe =1.37 ‘s — 0-0002329 
455-50| 144-60 122-78 | 65-9 
aie — 1-22 —0-0000885 
455-93] 146-25 154-87 | 66-0 e 
2 — 0-35 —0-0001071 
456-90| 147-57 0.13 | 149-65 | 66-2 
af —0-43 —0-0000533 
453-95| 144-19 me | 141-19 | 66-5 
Q 0-35 —0-0000326 
453-60| 144-19 162-14 | 66-7 
40-95 * | 4.0-0000893 
460-84] 150-48 141-45 | 66-9 
0 H OsNiGal +0-0000288 
467-10| 156-58 ieee (83017048701) 7 Vagae eee 
472-23| 160-84 130-62 | 67-0 
260-07 | 153-59 
251-32] 145-99 
466-17] 147-68 Gay | 106-84") 66:35 rae 
467-63| 149-35 6 111-89 | 66-7 
te — 0-36 —0-0000726 
166-76] 148-12 111-42 | 67-1 
Te ie —0-24 ¢ | —0-0000732 
465-97 | 147-09 118-74 | 67-4 
a eels aes —0-0000598 
463-93 | 145-27 115-37 | 67-7 
Es —0-62 14 | _ 9.0000958 
145-41 120-71 | 68-0 
eae: ~0-16 —0-0000720 
462-73| 144-53 127-09 | 68-3 
= : ~ 0-99 —0-0001282 
465-04] 145-85 Oey |) 11480 ORE Men sani oge 
463-26| 144-94 0.99 | 128:50 | 68-7 ‘ 
53. _ 0.22 —0-0000757 
462-30| 144-20 22) 125-73 | 68-9 iat 
oe 0-88ul ~0-0000816 
462-77] 144-44 Sage | 28004) (690). oncaae 
465-88] 146-78 122-56 | 69-0 
—0-0000733 
