24 
MR, C. CHAMBERS ON LUNI-SOLAR VARIATIONS OF 
Table 17.—Horizontal Force. 
Derived from lunar 
diurnal variations lor 
what phases. 
Typical variation. 
Bombay 
0 
1 
2 
3 
4 
5 
6 
7 
8 
9 
a 
New and full moon . . 
Mill) . 
-'000007 
--000006 
-•000001 
--000003 
--000003 
■oooooo 
+-000003 
+ 
000002 
•oooooo 
+ 
000003 
b 
First and last quarters . 
. 
■000000 
+-000005 
+ -oooooi 
+ -000005 
+ -000009 
•oooooo 
•oooooo 
+ 
000002 
--000006 
- 
000004 
c 
One and five-eighths . . 
+/«.iW j ■ 
+ •000004 
+-000003 
+ -000009 
+-000005 
+ -000004 
+-000004 
- -000004 
oooooo 
--000005 
- 
OOOOOI 
d 
Three and seven-eighths. 
^{-A#>+AiWj 
+ •000021 
+ •000008 
+ -000008 
+-000016 
+ "000008 
+ -000006 
+ -000002 
oooooo 
•oooooo 
- 
000008 
;i 
Eighths. 
MW . 
. 
+ -000003 
+ •000015 
+-000002 
+-000006 
+ -000006 
+-000006 
+ •000004 
+-000011 
+-000003 
+ -000006 
+ -C00003 
+-000004 
--000003 
+ -oooooi 
oooooo 
oooooo 
--000003 
•oooooo 
OOOOOO 
000005 
g 
Wean of a and e . . . 
/«■#). 
- -000002 
--000002 
+-000003 
•oooooo 
•oooooo 
+-000002 
■oooooo 
+ 
oooooi 
--000002 
+ 
OOOOOI 
h 
Mean of b and / . . . 
/■• i(*> . 
+ -000008 
+ -000005 
+ -000003 
+ -OOCOJ 8 
+-000007 
+-000002 
+-oooooi 
+ 
oooooi 
- -000003 
- 
000005 
Table 18.—Horizontal Force. 
Derived from lunar 
diurnal variations for 
what phases. 
Typical variation. 
Bombay 
0 
1 
2 
3 
4 
5 
6 
7 
8 
9 
a 
New and full moon . . 
fc-M ...... 
--000002 
•oooooo 
•oooooo 
- -000004 
--000004 
+ 
oooooi 
•oooooo 
-•000004 
- 
000002 
+-000003 
b 
First and last quarters . 
f- m . 
+-000012 
+-000012 
•oooooo 
+-000003 
+-000012 
+ 
OOOOOI 
- -000002 
+ -oooooi 
- 
000003 
--000006 
c 
One and five-eighths . . 
- -oooooi 
--000004 
+ -000005 
- -000016 
--000015 
- 
000014 
•oooooo 
+-000002 
+ 
000005 
--000003 
d 
Three and seven-eighths. 
--000005 
+ -oooooi 
+-000013 
- -000005 
--000013 
- 
000006 
--000012 
--000006 
- 
000008 
--000008 
Eighths. 
fd(h) . 
. 
•oooooo 
-•000003 
--000003 
+ -oooooi 
+ -000003 
+-000009 
--000011 
--000004 
-•000011 
-•000009 
: 
000010 
000004 
•oooooo 
--000008 
+ -oooooi 
-•000004 
+ 
000004 
000006 
--000002 
--000005 
£7 
Mean of a and e . . . 
. 
-•oooooi 
-•oooooi 
+ -000002 
— *000008 
--000008 
- 
000004 
•oooooo 
-•oooooi 
+ 
oooooi 
•oooooo 
h 
Mean of b and / . . . 
/.-iW. 
+ -000004 
+ -000007 
+ -000004 
•oooooo 
+ -oooooi 
- 
OOOOOI 
- -000005 
-•oooooi 
- 
000004 
-•cocoou 
