No. 8.] PENDULUM OBSERVATIONS. 43 
g a A ep aura 
5| 3 2 ; a One . = |\Ubserved Dura 
oe Sa Time of Com cae gimp oF Cain tion of Calculation of Period 
a| os cidence om cidence | atts 
eo 6/5 6 9 ' Coincidences 
Zz Z | 
Sh leet 747 TH Bar. = 7692 
a 7T1—70 54—53 t = T34 = 9°.15 
hm s hm s | m s a = 603 
1 9 16558 | 61 9 48295 |60c = 31 337 
2 17 274 62 49 02 | 33-1 ¢ = 318.595 
3 17 58:8 63 49 32:6 | 33:8 2c—1 = 6211 
4 18 30:2 64 50 34 | 33:2 
6 19 33:3 66 Bie 6a | 33-9 log (2e—1) = 1°7931615 
7 20 54 | 67 51 386 | 335 9°7059067 
8 20 36°6 68 52 96 | 33-0 | log 18 Haw. = — 17971 
9 M1 85 69 52 46 33-1 log S = 9°7041096 
10 21 39:9 70 53 128. | 32:9 | 
11 2 11°7 71 53 449 | 33-2 S= eines 
60¢ = 31 333 seh ae 
t TM 7-21 t™=— 400+ 
a 67—66 51 —5:0 d=— 541° 
| ‘Sq == 0°5058577 
34 | ¢ 7:06 691 Bar. = 7692 
a 69 —68 53 —52 t = 696 = 8°.29 
hm s hm s m s a = 583 
1 10 19 38-2 61 10 51 134 |60c=31 352 
2 20 10:0 62 51 453 35°3 ¢ = 318.5897 
3 2 41-4 63 52 164 35:0 2e—1 = 621794 
4 M1 13-0 64 52 48:5 35°5 z 
5 1 44-7 | 65 53 19°7 35:0 log ¢ = 1°4995455 
6 2166 | 66 53 51-9 353 |leg @e—1) = 1°7936465 
7 22, 48:0 67 54 23-0 35:0 9°7058990 
8 23 188 68 DA 550 362 |log iS Haw. = — 17971 
9 23 509 69 55 263 35-4 log S = 9°7041019 
10 DW. 29°6 70 55 58:5 359 
11 WM 5A 71 56 29°5 354 S= Ree? 
ae re 60 ¢ = 31 35°382 LOM Warne 
a 64 —63 3:8 — 49 d=— dége 
| Bar. 7709 15°.0 So, = 0°5058520 
