,.q Dr. Herschel’s Obfervations on the 
Sept. 20. 23 24. At a great diftance p, and a little n. (R). 
o 40. I can fee the 4th fatellite of Saturn without an eye- 
glafs in the 20-feet fpeculum by drawing back the eye about 
three or four feet. 
2 1 . Sept. 21 15. At a good diftance preceding, and a little 
north (Sj. 
Sept. 23. 22 33. The 4th fatellite emerged a few feconds 
a(TQ< it is now in the line of a tangent to that part of Saturn 
where the projeftion of the ring comes from the body (T). 
22 51. | of the projeftion (V) following the body of h; 
and about 2 of its own diameters north of the ring ; or not 
quite half way northwards between the center of h and the 
northern limb. 
Sept. 24. 19 56. About 2 of its own dia. nearer the ring 
than the 3d fat. and a little more north. 
20 48. The 4th advances to its conjunction with the 3d. 
22 47. The 4th is paft by the 3d. By a figure, it is lefs 
than one of its diameters paft the 3d fatellite, and is more 
north than the 3d (W). 
Sept. 19 34. It purfues its track (X). 
Oft. 1 2. 20 37. At a great diftance following (Y). 
Oft. x 5. 20 54. Many diameters of Saturn f. (Z). 
22 20. The 4th fat. at a confiderable dift. f. 
O 
292,.2 
(S) 
h. 
9 
/ // 
1 59. 
312,8. 
(R) 11 H 33* 
(T) 10 11 55. 359*2. 
[V) The diftance from the body of Saturn to the end of the projecting part o 
the ring, I call the projeftion, and have made ufe of it as a meafure for 
eilimating. 
(W) 10 21 57. 
00 7 1 39- 
O 
22,O b 
66 , 5 ^ 
h 
/ // O 
(X) 7 S 33* 41,6. 
(Z) 7 6 50. 134,4* 
Oft, 
