9 0 
Mr. Herschel’s account of a series of observations 
Mr. Herschel’s observations of the signals seen at Fairlight. 
Eleventh Day, July zi, 1825. 
No. 
1 
La Canche 
Wrotham 
La Canche 
Wrotham 
La Canche 
Wrotham 
La Canche 
Wrotham 
La Canche 
Wrotham 
La Canche 
Wrotham 
La Canche 
Wrotham 
La Canche 
Wrotham 
La Canche 
9 ! Wrotham 
10 
La Canche 
Wrotham 
9 3 6 
9 4 2 
9 46 
9 52 
9 5 6 
10 2 
10 6 
10 12 
10 16 
10 22 
10 26 
10 ■ — 
32 
10 36 
i° 42 
10 46 
10 52 
10 56 
1 1 2 
36-1 
77 
39 ‘° 
2- 5 
3 - o 
37 
41-5 
27 
8-o 
39 ' 8 
i*o 
8-9 
377 
1 '5 
8-8 
28-3 
8-4 
47’9 
i*i 
2*0 
4 r 9 
2-5 
22*0 
4 1 ' 1 
1*0 
Remarks. 
A most favourable night, and 
transparent atmosphere. 
Three rockets fired, but all burst, 
and none could be observed. 
Good. The rocket rose regularly, 
Excellent. 
! Three rockets fired in close 
succession, all burst, 
° r 1 ^ | Both burst without rising, 
? Both well observed, but both 
j burst without rising. 
Excessively feeble, but certain. 
| Both burst without rising. 
I Two fired; the first missed; 
both burst. 
Very good ; train seen; the rocket 
remained very long in the air. 
| Both burst. 
> Both burst. 
One only, which burst ; being the 
19th out of 20 fired to night. 
Twelfth Day, July 22, 1825. 
No. 
h. m. s. 
Remarks. 
La Canche 
9 26 35-5 
Very bright and fine. • 
Wrotham 
9 32 9 'o 
Regular and good. 
2 
La Canche 
9 36 39-8 
Train well seen. 
Wrotham 
9 42 7 '° 
Regular and well observed. 
La Canche 
9 4 6 4 2< 5 
Train seen. Rose to a vast height. 
3 
Wrotham 
g ?2 8*6 
Regular and well observed. 
La Canche 
9 5 6 427 
Very good. 
4 
Wrotham 
10 2 10*1 
Perfect observation. 
5 
La Canche 
0 
01 
00 
o' 
Very exact. 
Wrotham 
IO 12 07 
Burst without rising. 
C 
La Canche 
IO 26 48-2 
0 
Wrotham 
IO 32 3-0 
8-9 
| Two fired; both burst. 
7 
La Canche 
10 26 48-2 
/ 
Wrotham 
O 
C-Nl 
N 
00 u* 
6 6 
Both burst. 
La Canche 
- 
Rose regularly, but rather a 
8 
doubtful observation. 
Wrotham 
( ro 
IO 42 7‘2 
All three burst. 
Q 
La Canche 
i — 
10 46 36-9 
Single. Train seen. 
y 
Wrotham 
( 2-0 
10 52 j 8 . 7 
Both burst. 
10 
La Canche 
10 56 538-0 
* (437 
: : Doubtful. 
Wrotham 
II 2 2'8 
Burst. 
V. Copie des Observations a Fairlight Down par C. L. Largeteau. 
1825. (Baker’s Chronometer, N°. 744.) 
1 2 Juillet. 
No. ! 
h. m. sec. 
Remarks. 
La Canche 
I 
Wrotham 
La Canche 
9 36 22-9 
“ 
Wrotham 
9 4 1 T 9 
La Canche 
3 
Wrotham 
9 5 1 7 '° 
La Canche 
9 56 17-8 
4 
Wrotham 
10 1 8-6 
La Canche 
10 6 317 
5 
Wrotham 
10 11 9-4 
A 
La Canche 
10 16 23-8 
Wrotham 
IO 2 1 10*0 
La Canche 
10 26 22*3 
7 
Wrotham 
10 31 79 
O 
La Canche 
IO ^6 2 i*q 
Wrotham 
10 41 83 
La Canche 
10 46 16 5 
9 
Wrotham 
10 51 5*1 
La Canche 
IO C 6 iq-q 
Wrotham 
II I I 1*7 
il faut peut etre 1 i h i m 6.7s 
13 Juillet. 
No. 
b. m. s. 
Remarks. 
La Canche 
I 
Wrotham 
i 
La Canche 
f ■ | 
2 
Wrotham 
La Canche 
3 
Wrotham 
La Canche 
9 5 6 277 
1 
4 
Wrotham 
1 
La Canche 
10 6 28*5 
, 
5 
Wrotham 
10 11 14*6 
La Canche 
10 16 17*9 
Wrotham 
10 21 14*0 
La Canche 
7 
Wrotham 
La Canche 
O 
Wrotham 
La Canche 
9 
Wrotham 
La Canche 
IO 
Wrotham 
