16
TABLES OF CORRECTIONS TO Pi AND P2 FOR DAILY OSCILLATION—Continued.
II. HONGKONG.
[114° 12' east of Greenwich; 22° 18' north latitude.]
Hour.
January.
February.
March.
April.
May.
June.
Inches.
Milli-
meters.
Inches.
Milli-
meters.
Inches.
Milli-
meters.
Inches.
Milli-
meters.
Inches.
Milli-
meters.
Inches.
Milli-• meters.
1 a.
111_
—0. 007
—0.2
—0.010
—0.3
—0.010
—0.3
—0.003
—0.1
—0. 003
—0.1
—0. 003
—0.1
2 a.
m_
—0. 001
0.0
—0.001
0.0
0. 003
0.1
0. 012
0.3
0. 009
0.2
0. 007
0.2
3 a.
111_
0.007
0.2
0. 009
0.2
0.016
0.4
0. 023
0.6
0. 017
0.4
0. 014
0.4
4 a.
111
0. 011
0.3
0. 014
0.4
0. 020
0.5
0.025
0.6
0. 016
0.4
0. 015
0.4
5 a.
in_
0. 008
0.2
0. 010
0.3
0. 012
0.3
0. 015
0.4
0. Oil
0.3
0. 013
0.3
6 a.
111_
—0. 004
—0.1
—0.003
—0.1
—0. 004
—0.1
0. 000
0.0
—0. 002
—0.1
—0.002
—0.1
7 a.
m
—0.019
—0.5
—0. 020
—0.5
—0. 022
—0.6
—0. 018
—0.5
—0. 019
—0.5
—0. Oil
—0.3
8 a.
111_
—0.036
—0.9
—0. 035
—0.9
—0. 040
—1.0
—0. 035
—0.9
—0. 032
—0.8
—0.020
—0.5
9 a.
m_
—0. 053
—1.3
—0. 048
—1.2
—0. 052
—1.3
—0. 045
—1.1
—0. 041
—1.0
—0. 027
—0.7
10 a.
in_
—0. 055
—1.4
—0. 054
—1.4
—0.052
—1.3
—0.047
—1.2
—0. 041
—1.0
—0. 029
—0.7
11 a.
in_
—0. 039
—1.0
—0.043
—1.1
—0. 043
—1.1
—0. 039
—1.0
—0. 036
—0.9
—0. 024
—0.6
Noon _
—0. 012
—0.3
—0.020
—0.5
—0. 022
—0.6
—0. 025
—0.6
—0. 023
—0.6
—0. 015
-0.4
1 p.
111_
0.020
0.5
0. 000
0.0
—0. 005
—0.1
0. 000
0.0
—0. 004
—0.1
—0. 002
—0.1
2p.
111_
0.041
1.0
0.035
0.9
0. 031
0.8
0.022
0.6
0.015
0.4
0.013
0.3
3p.
m _
0. 051
1.3
0.050
1.3
0. 048
1.2
0. 039
1.0
0.033
0.8
0. 025
0.6
4 p.
m_
0. 048
1.2
0. 051
1.3
0.054
1.4
0. 047
1.2
0.044
1.1
0. 036
0.9
5 p.
m_
0. 037
0.9
0. 042
1.1
0.051
1.3
0. 046
1.2
0. 045
1.1
0. 036
0.9
6 p.
111_
0. 026
0.7
0. 032
0.8
0.040
1.0
0. 036
0.9
0. 037
0.9
0. 029
0.7
7 p.
111_
0. 012
0.3
0. 020
0.5
0. 026
0.7
0. 022
0.6
0. 025
0.6
0. 014
0.4
8 p.
in_
—0. 003
—0.1
0. 005
0.1
0. 008
0.2
0. 005
0.1
0. 007
0.2
—0. 002
—0.1
9p.
m_
—0. 009
-0.2
—0. 007
—0.2
—0. 009
—0.2
—0. 012
—0.3
—0. 006
—0.2
—0. 013
—0.3
10 p.
in_
—0. 013
—0.3
—0. 014
—0.4
—0. 019
—0.5
—0. 023
—0.6
—0. 019
—0.5
—0. 025
—0.6
lip.
m_
—0. 012
—0.3
—0. 015
—0.4
—0. 019
—0.5
—0. 023
—0.6
—0. 020
—0.5
—0. 024
—0.6
Midnight_
—0. Oil
—0.3
—0. 015
—0.4
—0. 015
^0.4
—0. 016
—0.4
—0. 012
—0.3
—0. 012
—0.3
July.
August.
September.
October.
November.
December.
Hour.
Inches.
Milli-
meters.
Inches.
Milli-
meters.
Inches.
Milli-
meters.
Inches.
Milli-
meters.
Inches.
Milli-
meters.
Inches.
Milli-
meters.
1 a.
m_
—0. 003
—0.1
—0. 005
—0.1
—0.002
—0.1
—0.003
—0.1
—0. 003
—0.1
—0. 007
—0.2
2 a.
111 _
0.008
0.2
0. 007
0.2
0. 009
0.2
0. 011
0.3
0. 007
0.2
0. 001
0.0
3 a.
m _
0. 014
0.4
0. 015
0.4
0. 017
0.4
0. 019
0.5
0. 016
0.4
0. 009
0.2
4 a.
m_
0. 015
0.4
0. 018
0.5
0.019
0.5
0.021
0.5
0. 020
0.5
0. oii
0.3
5 a.
111 _
0.011
0.3
0. 015
0.4
0. 013
0.3
0. 012
0.3
0.017
0.4
0. 007
0.2
6 a.
m __
0. 000
0.0
0.005
0.1
—0. 001
0.0
—0. 004
—0.1
0. 001
0.0
—0. 005
—0.1
7 a.
rn _
—0. 012
—0.3
—0.008
—0.2
—0.015
—0.4
—0. 021
—0.5
—0. 016
—0.4
—0. 022
—0.6
8 a.
m _
—0. 020
—0.5
—0. 020
—0.5
—0. 030
—0.8
—0. 036
—0.9
—0. 033
—0.8
—0. 040
—1.0
9 a.
m _
—0. 027
—0.7
—0. 028
—0.7
—0. 038
—1.0
—0. 047
—1.2
—0. 048
—1.2
—0. 054
—1.4
10 a.
111 _
—0. 029
—0.7
—0.032
—0.8
—0. 041
—1.0
—0. 047
—1.2
—0. 046
—1.2
—0. 054
—1.4
11 a.
111 _
—0. 026
—0.7
—0. 028
—0.7
—0. 033
—0.8
—0. 033
—0.8
—0. 030
—0.8
—0. 038
—1.0
N001
_
—0. 017
—0.4
—0.017
—0.4
—0. 016
—0.4
—0. 010
—0.3
—0. 006
—0.2
—0. 009
—0.2
lp.
111 _
—0.015
—0.4
—0. 001
0.0
0. 005
0.1
0. 015
0.4
0.024
0.6
0.023
0.6
2p.
m _
0. 010
0.3
0.016
0.4
0. 024
0.6
0. 036
0.9
0.041
1.0
0.044
1.1
3 p.
111 _
0. 022
0.6
0. 030
0.8
0.038
1.0
0.046
1.2
0.048
1.2
0. 054
1.4
4 p.
m _
0. 034
0.9
0.039
1.0
0.042
1.1
0.044
1.1
0.044
1.1
0. 051
1.3
5 p.
m _
0.038
1.0
0. 041
1.0
0.040
1.0
0. 035
0.9
0. 034
0.9
0. 040
1.0
6p.
111 _
0.031
0.8
0. 034
0.9
0.031
0.8
0. 026
0.7
0. 022
0.6
0. 027
0.7
7p.
111 _
0. 018
0.5
0. 018
0.5
0.017
0.4
0. 009
0.2
0. 005
0.1
0.012
0.3
8p.
m _
0.003
0.1
—0. 001
0.0
—0.002
—0.1
—0. Oil
—0.3
—0. Oil
—0.3
—0.002
—0.1
9 p.
m _
—0. 012
—0.3
—0. 019
—0.5
—0.018
—0.5
— 0 . 021
—0.5
— 0 . 018
—0.5
—0.011
—0.3
10 p.
in _
—0. 023
—0.6
—0. 029
—0.7
—0. 024
—0.6
—0. 023
—0.6
— 0 . 023
—0.6
—0.016
—0.4
11 p.
in_
—0. 024
—0.6
—0. 027
—0.7
— 0 .022
—0.6
—0. 020
—0.5
— 0 . 021
—0.5
—0. 014
—0.4
Midnight_
—0. 017
—0.4
—0. 019
—0.5
—0.015
—0.4
—0. 013
—0.3
—0. 014
—0.4
—0.011
—0.3