288 
The great Comet of J8GJ. 
check 
tang b = 9.2621135 tang b" = 9.6390907 
Sin l — a = 8.1564113 Sin 1" — a = 8.5333714 
tang <t> = 1.1057022 . 1.1057193 
Inclination = 85° 31' 3" 
5. To find the arguments of latitude w, u". 
cos w = cos 5 cos l — fi cos u" = cos V cos l" 
cos b — 9.9928580 cos b" — 9.9622722 
cos l — a = 9.9999554 cos l" — a — 9.9997466 
G. 
cos u = 9.9928134 
« = 10° 23' 41" 
• = 9.9971035 
cos «" = 9.9620188 
«" = 23o 36' 53" 
« — 10o 23' 41" 
— « = 13o 13' 12" 
■ = 0.9388850 
6» 36' 36" 
To find the true anomalies 0, 6". 
6 u" — u r it! ' — u / r \ 
tang - = cosec — — ^cos — - - J 
cos = 9.9971035 Hat No. .993353 
2 
r =9.9699588 
«•" = 0.0129150 
2) 9.9570438 
= 9.9785219 Nat No. .951748 
Log = 8.6191455 = .041605 
«" — n 
cosee = 0.9388850 
2 
tang — = 9.5580305 | 6 = 19° 52' 18" 
2 2 
e 
= 39° 
44' 
36" 
cos i 6 = 
= 9. 
9733386 u" — u 
= 13° 
13' 
12" 
cos i 8 " = 
= 9. 
9518604 
8" 
= 52° 
57' 
48" 
i 8" 
: 26° 
28' 
54" 
To 
find 7r — 
= longitude of perihelion. 
7T 
= 
o — u ± a — 6" — u,’ 1 
± n 
e 
=■ 39° 
44' 
36" 8" 
= 52° 
57' 
48" 
U 
= 10° 
23' 
41" u" 
= 23° 
36' 
53" 
29° 
20' 
55" 
29° 
20' 
55" 
n 
= 279° 
1' 
4" 
[No. 3, 
O 
tv — 249° 40' 9" = long of perihelion. 
