212 
DR. C. CHREE: DISCUSSION OF KEW MAGNETIC DATA 
Table XIII.—Diurnal Inequality in Total 
1 
lb. 
2b. 
3b. 
41i. 
Gil. 
6b. 
7h. 
8b. 
9b. 
10b. 
lib. 
12b. 
1 J anuary . 
4 
— 7 
— 
8 
_ 
3 
+ 
4 
+ 
8 
+ 
4 
- 8 
- 34 
— 57 
— 65 
- 63 
: February . 
- 
1 
- 13 
- 
16 
- 
6 
0 
+ 
4 
+ 
5 
— 5 
- 37 
- 86 
-108 
- 92 
j March . . 
+ 
12 
+ 
3 
- 
2 
- 
1 
4- 
7 
+ 
10 
4- 
ii 
— 15 
- 82 
-153 
-195 
-176 
April . . 
+ 
32 
+ 14 
+ 
6 
+ 
4 
+ 
10 
+ 
17 
+ 
8 
- 34 
-115 
-198 
-245 
-232 
May. 
+ 
29 
+ 18 
+ 
12 
+ 
12 
+ 
10 
- 
6 
— 
46 
- 95 
-160 
-228 
-261 
-234 
, June. 
+ 
15 
- 3 
- 
6 
— 
2 
- 
5 
- 
33 
- 
67 
-117 
-163 
-217 
-235 
-204 
July. . . 
4 - 
19 
- 7 
- 
18 
- 
18 
- 
19 
- 
48 
— 
79 
-118 
-169 
-207 
-231 
-207 
! August. . 
+ 
29 
+ 15 
+ 
13 
+ 
8 
+ 
9 
- 
1 
- 
32 
- 82 
-149 
-200 
-218 
— 1 S8 
j September 
+ 
28 
4 17 
j + 
9 
+ 
7 
_L 
2 
— 
4 
- 
23 
- 71 
-139 
-193 
-204 
-164 
October. . 
+ 
16 
+ 10 
+ 
3 
+ 
6 
+ 
9 
+ 
8 
+ 
5 
- 19 
- 79 
-146 
—172 
-146 
November. 
- 
7 
- 10 
— 
8 
3 
+ 
5 
+ 
4 
4 
- 13 
- 47 
- 90 
- 91 
- 70 | 
December . 
— 
4 | 
- 10 
7 
- 
3 
+ 
9 
+ 
16 
+ 
14 
+ 4 
- 19 
- 49 
— 56 
- 57 
| Year 
(11 years) 
■ 
+ 
14 j 
+ 2 
- 
2 
0 
+ 
3 
- 
2 
17 
- 48 
-100 
-152 
-174 
-153 
Sunspot 
maximum 
+ 
15 
+ 
2 
- 
4 
- 
2 
+ 
2 
- 
2 
- 
20 
— 55 
-116 
-179 
-205 
-181 
Sunspot 
minimum 
/ 
+ 
13 
+ 
4 
+ 
1 
+ 
4 
+ 
7 
+ 
i 
- 
12 
- 37 
- 81 
-123 
-139 
-121 
Table XIY. — Diurnal Inequality 
u. 
2b. 
3b. 
4b. 
5b. 
6b. 
7b. 
8h. 
91i. 
10b. 
lib. 
12b. 
/ 
/ 
/ 
/ 
t 
/ 
/ 
/ 
/ 
/ 
January . . 
-0 '04 
-0'07 
-0 -17 
-0 '28 
- 0 '43 
-0 53 
-0 -51 
-0'33 
+ 0-03 
4 0-32 
40 51 
4 0-36 
February . . 
-0'14 
-0'15 
-0J7 
-0'25 
-0'39 
— 0 '51 
- 0 52 
-0 '34 
+ 0 "05 
4 0 "35 
4 0 55 
4 0 "45 
March . . . 
-0 32 
-0'33 
-0 '36 
-0'36 
-0'43 
-0 46 
-0'31 
+ 0'08 
4 0-61 
4 0-96 
4 1 01 
4 0-67 
April . . . 
-0 AS 
-0 '40 
-0 37 
-0'36 
-0 '33 
-0 '26 
+ 0'04 
4 0 -51 
4 1 '05 
4 1 46 
4 1 -39 
4 0-S9 
May.... 
-0 '38 
-0 -31 
-0 '25 
-0 '17 
-0'03 
+ 0'22 
+ 0'62 
+ 1 '00 
4 1 19 
4 1 -16 
4 0-89 
4 0 -49 
June . . 
-0 -36 
-0 -31 
-0'2S 
-0 '23 
-0'06 
+ 0-27 
+ 0'70 
4- 1 '07 
+ 1 '34 
4 1 35 
4 1 -05 
4 0 '65 
July. . . . 
-0-38 
-0 '35 
-0'31 
1 
o 
to 
-0'07 
+ 0-20 
+ 0 '60 
+ 1 '02 
+ 1 '33 
4 1 43 
4 1-17 
4 0 -69 
August. . . 
— 0 '55 
-0 '44 
-0 '41 
-0 '30 
-0 '09 
+ 0-18 
+ 0-64 
+ 1 -19 
+ 1 49 
4 1 -48 
41-11 
+ 0 '51 
September. 
— 0 '53 
-0 '47 
— 0 '45 
-0 -46 
-0 '43 
-0 '22 
+ 0-18 
4 0'70 
+ 1 47 
4 1 36 
4 1 16 
4 0 "56 
October . . 
-0'44 
-0 '44 
-0 '49 
— 0 '56 
- 0 65 
-0'60 
-0'37 
4- 0 '15 
4 0-78 
4 1 -18 
4 1 -15 
4 0-86 
November. . 
-0'16 
-0'20 
-0 29 
— 0 '38 
-0 '50 
-0'58 
-0'52 
-0'25 
4 0-23 
4 0 "55 
4 0 67 
+ 0 *53 ' 
December . . 
+ 0 '01 
— 0 '05 
-0 '16 
-0'27 
-0'41 
-0 51 
-0 '43 
-0'37 
-0 -10 
40-17 
4 0 33 
4 0 32 
Year 1 
(11 years) J 
© 
-0 '31 
-0 '29 
— 0 '31 
-0'32 
-0'32 
-0'23 
+ 0'01 
4 0'37 
4-0-76 
4 0-98 
4 0-92 
4 0 -58. 
Sunspot 
maximum / 
-0 '43 
-0 '40 
-0'42 
-0 -43 
-0'39 
-0'29 
+ 0'03 
+ 0 '49 
+ 0 -98 
4 1 '25 
4 1 -20 
4 0-82 
Sunspot 1 
minimum ] 
-0'21 
-0'18 
— 0 '19 
-0 '22 
- 0 24 
-0 17 
+ 0'01 
4-0-29 
4 0 -60 
40 76 
4 0-66 
4 0 36 
