104 « Mr. Herschel’s account of a series of observations 
True Sidereal Time of the explosions. 
July ii. 
Rockets. 
True Time. 
July 12. 
Rockets. 
True Time. 
July 13. 
Rockets. 
True Time. 
i 
i6 h 48“ 3.392 s 
1 
i6 h 52 111 24.98 s 
1 
i6 h 56“ 26.45 s 
2 
— 58 30.54 
2 
17 2 27.38 
2 

3 
17 8 28.82 
3 
— 12 28.27 
3 
17 16 29.95 
4 
— 18 32. ii 
4 
— 22 31.51 
4 
— 26 30.73 
5 
— 28 3 1 *79 
5 
— 32 33.66 
5 
— 36 34.81 
6 
— 38 34-85 
6 
— 42 36.21 
6 
— 4 6 36-09 
7 
— 48 36.56 
7 
— 52 35-93 
7 
— 56 37-33 
8 
— 58 39 - 8 ° 
8 
18 2 37.82 
8 
18 6 38.23 
9 
18 8 38.84 
9 
— 12 36.19 
9 
— 16 39.50 
IO 
— 18 44.8 
10 
— 22 39.59 
10 
— 26 41.77 
July 14. 
Rockets. 
True Time. 
July 15 
Rockets. 
True Time. 
July 16. 
Rockets. 
True Time. 
1 
17 11 o m 26.103 
1 
i7 h 4 m 31.64 s 
1 
I 7 h 8 m 37.06 s 
2 
— 10 29.20 
2 
— 14 33 - 7 2 
2 
— 18 37.34 
3 
— 20 29.30 
3 
3 
— 
4 
— 3 o 3 i -34 
4 
4 
— 38 42-03 
5 
— 4 ° 36.94 
5 
— 44 39,04 
5 
— 48 43-°4 
6 
— 5 ° 38-39 
6 
— 54 39-39 
6 
— 58 46.36 
7 
18 0 36.00 
7 
18 4 44.21 
7 
18 8 44.95 
8 
— 10 40.87 
8 
— 14 43.88 
8 
— 18 52.58 
9 
— 20 40.66 
9 
— 24 45-35 
9 
— 28 48.68 
10 
— 3 ° 43 - 7 1 
10 
~ 
10 
— 38 50.12 
July 17. 
Rockets. 
True Time. 
July 18. 
Rockets. 
True Time. 
July 19. 
Rockets. 
True Time. 
1 
17 11 12 111 38.09 s 
1 
— , 
1 
17 11 20 m 56.91 s 
2 
— 22 39.58 
2 
I7 h 26“ 46.25 s 
2 
“ 3 ° 56-55 
3 
— 32 44 - 4 ° 
3 
— 36 51.02 
3 
— 4 ° 5 J -34 
4 
— 42 44 - 3 ° 
4 
— 46 53-62 
4 
— 5 ° 55-77 
5 
— 52 43-96 
5 
— S 6 53-31 
5 
6 
18 2 49.06 
6 
18 6 53.42 
6 
18 11 5.09 
7 
— 12 52.63 
7 
7 
— 21 28.65 
8 
— 22 52.48 
8 
18 26 57.05 
8 
— 3 i 5-58 
9 
9 
9 
_ 41 7.11 
10 
— 42 55-29 
10 ■ 
10 
— 51 12.50 
July 20. 
Rockets. 
True Time. 
July 21. 
Rockets. 
True Time. 
July 22. 
Rockets. 
True Time. 
1 
17 11 24 m 46 . 90 3 
1 
1 
i7 h 32 1 " 53.27 s 
2 
2 
17 11 38™ 56.10 s 
2 
— 42 53-36 
3 
17 45 9.60 
3 
3 
— S 2 56-56 
4 
4 
4 
18 2 59.28 
5 
18 4 55.95 
5 
— 
5 
6 
— 15 4.28 
6 
. — - 
6 

7 
— 25 13.12 
7 
— 
7 
8 
8 
— - — 
8 
9 
9 
9 
10 
10 
10 
