322
THE HONGKONG GOVERNMENT GAZETTE, 31ST MARCH, 1888.
OBSERVATIONS OF HORIZONTAL MAGNETIC FORCE.
Time of
DATE.
1887.
H.K.M.T.
one Vibra- tion.
Tem- perature, Log mX.
Cent.
Value of m.
Distance in
Tem-
m
Deflec-
H.K.M.T.
Cent.
Centi- perature, tion.
Log I
Value of Obser-
X.
ver..
Mean,
meters.
S
January 15,... 3h. 13. p.
February 14,... 3 7 p.
March 16.... 2 31
p.
April
15,...
3 10 p.
3.4933
3.4860 18°.0 2.36582
3.4883 20..9 2.36575
3.4859 17 .1
27 .7
643.62
3h. 47m. p.
30
17°.5
7° 37' 17"
3.25143
0.36074 F.G.F.
40
3 11 33
642.82 3 36 p.
30
20 .8
7 36
1
3.25042
0.36112
40
3 10 40
2.36584
642.57 3 47 p.
30
16 .9
7 36 17
3.25000
0.36134 M.A.
40
3 10 47
2.36580 642.83 4 25 P.
30
25 .5
7 34 52
3.25040 0.36116
21
40
3 10 23
May
14,... 3 6 p.
3.4940
26 .5
2.36540 641.99
3 33 p.
30
25 .2
7 33 51
3,24966
0.36130 F.G.F.
40
3 10 12
June
14,... 3 9 p.
3.4991
29 .6
2.36469
641,26 4 15 p.
30
28 .7
7 32
6
3.24937
0.36113 M.A.
40
3 10 5
July
15,... 2 12 p.
3.5020
30 .7
2.36392
639.59 3 18 p.
30
29.3
7 30 56
3.24787
0.36143
"
40
3 9 11
August 16,... 2 35 p.
3.5046
26 .2
2.36278
638.41 3 40 p.
30
25 .6
7 31 7
3.24742
0.36114
29
40
3 9 19
September 14,........ 3 13 p.
3.5108
October 14,... 2 44 p.
November 14,... 2 49 p.
December 14.... 3 5
3.5141
3.5135
3.5142 p.
31 .0
30 .5
25.3
2.36224 636.97
2.36146
3 52 p.
30
29,5
7 28 56
3.24600
0.36151 F.G.F.
40
3 8 20
635.97
3 39 p.
30
28 .6
7 28 27
3.24542 0.36143 M‚A.
40
3 8 11
2.36048 634.36
3 25 p.
30
24 .1
7 28 6
3.24418 0.36153
F.G.F.
40
3 8 0
20.6 2.35930 633.26
3 33 p.
30
19 .8
40
7 28 40 3 8 10
3.24386
0.36117
RESULTS OF MAGNETIC OBSERVATIONS IN 1887.
MAGNETIC FORCE.
Month.
1887.
Declina-
tion, East.
Dip, North.
ENGLISH UNITS.
METRIC UNITS.
C. G. 8. UNITS.
X
Y Total Force
X
Y
Total Force
X
Y
Total Force
January,
February,
0° 43′ 36" 32° 23′ 40′′:
7.8238
4.9641
9.2657
3.6074
2,2888
41 50
23 47
7,8322
4.9696
9.2768 3.6112
March,
42 34
22 19
7.8368
4.9680
9.2790 3.6134
April,
42 46
21 0
7.8328
4.9613
9.2720
3.6116
2,2876
May,
41 0
24 4
7.8360
4.9729
9.2807
3.6130
2.2929
June,....
41 11
23 54
7.8322
4,9700
9.2760
3.6113
2.2916
4.2723 0,36074 0.22888 0.42723
2.2914 4,2769 0.36112 0.22914 0.42769
2.2906 4.2784
4.2751
4.2792 0.36130 0.22929 0.42792
4,2770 0.36113 0.22916 0.42770
0.36134 0.22906 0.42784
0.36116 0.22876 0.42751
July,
42 50
22 33
7.8988
4.9699
9.2816 3,6143
2.2916
4.2796 0.36143 0.22916 0.42796
August,.......
42,30
20 9
7.8325
4.9584
9.2700
3.6114
2.2862
4.2743
0.36114 0.22862 0.42743
September,..
40 28
22 29
7.8404
4.9709
9.2834
3.6151
2.2920
4.2805
0.36151 0.22920 0.42805
October,
41 48
21 32
7.8386
4.9666
9.2796
3.6143
2,2900
4,2787
0.36143 0.22900 0.42787
November,
42 0
21 34
7.8410
4.9681
9.2824
3.6153
2.2907
December,
42 54
21 46
7.8332
4.9639
9.2736
3.6117 2,2887
4.2800
4.2759
0.36153 0,22907 0.42800
0,36117 0.22887 0.42759
Mean,..... 0° 42′ 7′′ 32° 22′ 24′′
7.8349
4.9670
9.2766
3.6125
2,2902
4.2773
0.36125 0.22902 0.42773
Hongkong Observatory, 19th December, 1887.
W. DOBERCK, - Director.
I