154
Table XI.
Observations of Magnetic Declination and Dip.
1900.
H.K.M.T.
Declination East.
Observer.
H.K.M.T.
Dip North.
Needle No.
Observer.
February,
163.18 p.
0°19′40′′
F.G.F.
154. 5p.
- 31°26'.79
3
F.G.F.
28.50
31
April,
13 3 17 p.
17 57
*
18 4 15 p.
24.44
25.03
"J
June,
14 3 28 p.
17 46
3
13 4 16 p.
24.90
"
24.81
"
August,
14 3 29 p.
17 56
17 4 5 p.
25.24
"
24.25
12
October,
17 3 25 p.
18.30
95
15 3 55 P.
22.86
""
21.69
December,
17 3 16 p.
19 2
"
13 3 38 p.
24.70
99
23.68
J
Table XII.
Observations of Horizontal Magnetic Force.
Time of Tem-
one
1900. H.K.M.T.
Vibra- tion.
per- ature. Cent.
Log mX.
Value of
H.K.M.T.
m.
Dist- Tem- ance in per-
Centi- ature. metres.' Cent.
Deflection. Log
Value of Ob-
X
server.
***
Feb. 14, 350p. 3.6349 | 19.9 2.32916
581.32 3-15p.
30 19.1
6°44′10′′.03.19968 0.36706 F.G.F.
40
2 49 38 .1
4 37 P.
30
18 .5
6 44 32.5
40
April 17, 3 59 p. 3 .6410 | 27 .55 2.32908
580.99
3 19 P:
30
40
4.33 p.
30
2 49 48 .8 27.35 6 42 27 .5 2 48 54 .4 26.55 6 42 38 .7
3.19926 0.36721
19
40
2 49 1.9 |
June 17, 4 13 p. 3 .6421 | 28.5 2.32899
580.90 3 35 p.
30
28 .6
6 42 8.8 3.19921
0.36719
"J
40
2 48 50 .0
451 P-
30
27.7
6 42 21 .2
40
2 43 55 .0
Aug. 13,... 3 57 p.
3.6456 33 .7 2.32913
580.61
3 17 p.
30
34 .0
6 40 40.0 3.19864 0.36748 :
J
40
2 48 10.6
4 38 p.
30
33 .5
6 40 48 .8
40
2 48 13 .1
Oct. 16,3 56 p. 3 .6401 26.7 2.32906 580.74 3 15
30
26.55 6 42 5.0
3.19890 0.36735 !
P-
40
2 48 45.0
4 30 p.
30
26.45 6 42 16 .3
40
2 49 5.0
Dec. 14,3 46 p. 3 .6382 23.2 2.32882 580 35 3 13 p.
30
22.9
6 42 27 .5 3.19856 0.36739
12
40
2 48 55.6
4 22 p.
30
21.5
6 42 52.5
40
2 49 13 .1
February,
April,
June,
August,
October, December,
Month.
Table XIII.
Results of Magnetic Observations made in 1900.
Magnetic Force.
Declination East.
Dip North.
1
X.
Y.
'Total.
0°19′ 40′′
31°27′ 39′′
0.36706
0.22459
0.43032
17 57
24 44
0.36721
0.22425
0.43027
17 46
24 51
0.36719
0.22426
0.43026
17 56
24 45
0.36748
0.22442
0.43060
18 30
22. 17
0.36735
0.22398
0.43025
19 2
24 11
0.36739
0.22428
0.43044
✩
Year,..
0 18 28
31 24 45
0.36728
0.22430
0.43036