762 Mr. hutton’s Calculations to afcertain 
9 . Altitudes above p in the N.W. quarter. 
Rings.} 
1 I* 
| Radii. 
■ 4 
1 IO 
1 2 333 
5 
- 
I is 
1 3 000 
6 
1 IS I 3 66 7 
7 
1 is 
1 4333 
8 
! 
1 is 
I 5000 
10 . Altitudes above p in the N.E. quarter. 
Rings 
1 12 
|R;idii. 
I 
1 IO 
1 3331 
2 
1 IO 
| IOOO 
3 
1 IS 
1 1667 
4 
1 60 
1 2337 
5 
1 40 
1 3 000 
JLi 
5 1 3 66 7 
1 x. Altitudes above p in the S.W. quarter. 
Rings. 
1 1 2 1 3 1 4 | 5 
I 6 1 7 
1 8 1 9 1 10 1 11 
1 12 
j Radii 
I 
I IO | I IO | 105 | 105 | IOO 
100 j 95 
1 95 I 9 ° 1 8 5 1 80 
1 35 
1 3331 
2 
34O | 33O | 320 | 310 | 3OO | 29O | 280 | 270 | 240 | 210 | I/O 
1 9 ° 
| 1000 
3 
660 | 660 | 660 | 660 | 660 | 65O | 620 | 59O | 570 | 5IO | 37O | 170 
| 1667 
4 
1020] IO30) I040| IO50J 1060 
I1070I1030I 990 | 910 | 800 | 660 | 270 
1 2 333 
5 
1030I1 1 1 9(1280] 1 270] 1 320) 1 330) 1 3 10 
|i28o|i27o|i 1 70) 910 
I460 
I 3000 
6 
670 | 770 | 810 | 900 | 930 | 950 1 1020 
1 10701 1 1 501 1 a ;oj 1 ioo| 600 
1 3 66 7 
7 
280 j 340 | 420 | 480 | 540 | 570 | 620 | 670 | 720 | 880 1 1050) 660 
1 4333 
8 
20 | 50 | 90 | 140 | 210 | 
290 ! 350 1 420 j 490 1 570 1 700 1 570 
I 5000 
9 
1 1 1 1 1 
| 120 
| 210 | 270 | 320 | 370 | 270 
O' 
O' 
-J 
10 
1 1 1 1 i 
1 
| | 90 | 150 180 | 20 
1 6 333 
15 
1 1 1 .1 1 
1 1 
1 1 140 1 17° 1 
1 
| 9667 
16 
1 1 1 1 
1 1 
1 j 14 ° | 47 ° I 3 ° 
1 
|i °333 
i 7 
1 1 1 1 1 
1 
j | 130 | 500 | 170 | 170 
|l IOOO 
18 
1 1 1 1 1 
1 
| 20 | 170 | 600 | 4OO j 4OO 
1 1 1667 
!9 
15 ° 1 15 ° 1 I 4 ° | 120 | 9O | 
60 | 30 
1 7 ° 1 ! 7 ° 1 S°° 1 5°° I 5°o 
l I2 333 
20 
l6o | I70 | 210 | 220 | 200 
1-4 
O 
O 
O 
I3O | I7O | 4OO | 600 
600 
1 1 3000 
