No. 8.] PENDULUM OBSERVATIONS. 47 
g|.6 & : ‘ 
3 3 3 Time of Coin- | 3 g Time of Coin- Chacrved Dara % c 
g|a oO é a oO f tion of Calculation of Period 
g| om cidence ore cidence stare 
ail oi eo Coincidences 
Zz, Z, SP Seay 
— —— 
SA] ¢ 881 8:84 Bar. = 7603 
56—56 43—48 = 883 = 12°02 
hm s hm s m 8s a = 5:03 
1 3 42 349 44 4 3187 |40c=20438 
2 43 60 | 4 3 496 436 c = 318.0934 
3 43 369 | 43 4. 206 437 2c—1 = 61:1868 
hi 44 84 44. 4 518 43-7 
6 45 104 | 46 5 540 43-6 | log (@e—1) = 1°7866578_ 
7 45 443 | 47 6 25:0 43°7 9°7060104 
8 46125 | 48 6 562 43°77 \log1®Haw. = — 18940 
9 46 43-4 49 7 973 43-9 log S = 9°7041164 
10 47 14°6 50 7 583 43°7 
11 47 456 | 54 8 294 438 S = 05059602 
MW ¢ = 20 43°736 ah Np ee 
t 8:83 8:84 T= — 531" 
mn 5:2 — 5-2 45 — 455 d=— __ 5294 
Se, = 0°5058537 
34 t 8:86 Bar. = 760°6 
a 50— 4:9 t = 886 = 12°08 
hm s hm s m 8s — 
1 5 38 130 4A 5 23543 | 40c=20 413 
2 3 440 49 DA 956 416 e = 315.0361 
3 4 149 43 MA. 56-2 44°3 2c—1 = 61:0722 
4 4 463 44 25 27-9 416 
5 5171 | 45 25 584 443 loge = 14918671 
6 5 484 | 46 26 30-0 416 |tog@e—1) = 1°7858435_ 
7 6 19:2 47 27 05 44-3 9°7060236 
8 6 504 48 27 32:0 416 | log 1SHaw.= — 18940 
9 7 21:3 49 9 27 41-4 log S = 9°7041296 
10 7 52:8 50 98 IAB 44°5 
11 8 236 51 99 50 414 S= peaiee 
MO = 5 a= 
: de a c= 20 44-445 ees es Ete 
a 55 — 56 43 — 47 d= — __ 529° 
So, = 0°5058688 
