NO. 8.| 
PENDULUM OBSERVATIONS. 
37 
g|-2 5 Observed Dura- 
=| ° . . ~) . . 
= 2 aS pe toty a pane of Goin: tion of Calculation of Period 
=| ° cidence 2 cidence sas 
OD) 6 6 Coincidences 
a) s Z 
Te 
3A] ¢t 201 2-02 Bar. = 757°3 
63 — 64 57 —56 t = 202 = — 19.53 
hm s hm s ms a = 583 
1 6 12124 | 31 6 33.988 |30c=—21 167 : 
2 12553 | 32 34 11:9 166 c = 428.5530 
3 13 371 | 33 3h 53-9 168 2c—1 = 841060 
4 14 201 3A 35 36°7 16°6 log a 1°6289302 
5 15 23 | 35 36 18:9 166 | 1,0 ot) — 1-9948270 
6 15 453 | 36 37 1:9 166 |-°8 
7 16974 | 37 37 43°9 165 9°7041032 
8 17104 | 38 38 27-4 167 |logi®Haw. = — 665 
9 17 525 39 39 89 164 log S = 9°7040367 
10 18 356 | 40 39 52-2 16°6 
11 19176 | 44 M0 34:0 16-4 5 = eae 
: ae poe 30c = 21 16591 Ae eae 
ale ei 60 53 — 54 Ci ee 
Soy = 0°5058183 
a| 47—4£7 42 — 44 
hm s hm s hm s m s m s 
1} 652138 |31| 713986 |41| 7 20331 |40c=28193 |30c=—21 148 
2 52 56°0 | 32 14107 | 42 WA 15-4 19-4. 147 
3 53 389 | 33 14.535 | 43 M1 584 19:2 14°6 
4 54 911 | 34 ; 44 22 404 19°3 : 
5 55 40 | 35 16184 | 45 23 299 18°9 144 
6 55 463 | 36 17 08 | 46 W 54 19-4 145 
7 56 29:0 | 37 17433 | 47 W 48:2 19-2 143 
8 57 114 | 38 18 257 | 48 25 303 189 143 
9 57 53:8 | 39 19 82 | 49 26 13-0 19°2 144 
10 58 361 | 40 19 504 | 50 26 553 19°2 143 
11 59190 | 44 = 54 27 383 19°3 - 
40 c = 28 19182) 30 ¢ = 21 14°478 
t | 203 2-00 
a | 44—44 37—37 
Bar. = 7573 log ¢ = 16281855 S = 0°5058778 
t= 201 = — 1°54 log (2c—1) = 1:9240734 e=— 93 
Ae 9°7041121 ™=+ 68° 
c = 4284801 log 1SHaw. == — __ 665 d=— 5537 
2e—1 = 83-9602 log S = 9°7040456 Soy = 0°5058290 
