292 
App. 
19 © Restor 
OY OO OWN & 
‘Oo 
if 
| Mr, Goovricke on the Period, &c. 
oan 
naa? Lefs than ¢ Perfe, 
40 Ditto. 
o Equal to p, though Algol appeared rather brighter, 
15 A lwtle brighter than d and p Perfei. 
By taking a mean between 8h. 25’ and 8h 40’, it 
appears, its leaft brightnefs happened at 8h. 3275 
true to 10 minutes. The weather was rather hazy 
during fome part of this obfervation. 
| November 17. 
58 A little lefs than p Perfei. 
15 Ditto. 
35 Rather brighter than p Perfei. 
50 A little brighter than p Perfei, but lefs than 3 Perfei. 
5 Rather brighter than @ Perfei. 
o Equal to 6 Trianguli, and brighter than ¢ and @ Perfei. 
20 A little brighter than @ Arietis. 
30 Between the fecond and third magnitude, and equal to: 
@ Caffiopea, but lefs than @ and y. 
so Second magnitude, and equal to y Caffiopee. 
25 Nearly the fame, if not rather brighter. 
The variation has therefore ended at gh. o’ nearly, and 
its leaft brightnefs. by taking a mean between 4h. 58” 
and 5h. 15’, happened at 5h. 7’; true, I believe, 
to 10 minutes. The weather was fine. 
have feveral more obfervations on Algol, where I have not 
been able to afcertain its leaft brightnefs, which all happened. 
agreeable to the period as above determined; vx. May 20. 
July 5. and 22. Auguft 14. September 6, 9. 12. and 26. aes 
ber 
2+ §- 39. and 22. and December 7. 
= 
