23 
Estrella do sul 
T c = 5 h 9 m O s ,75 
Ea = 3 h A7* 29 s ,25 
S t = 8 h 56 m 30 s ,00 
a = 7 h 14 m 10 s ,50 
t s — p 42 m 198j50 
t s = 25° 34' 52",5 
Estrella do norte 
T c = 5» 21 m 49 s ,56 
Ea = 3 h 47 m 29 s ,23 
S 2 = 9 h 9 m 18 s ,79 
a= 7 h 34 IU 53 s ,25 
t„ = l h 34 ln 25 s ,54 
t n = 23° 36' 23",1 
ELEMENTOS DO CALCULO 
7* (t-t) = 
V. (5-2) = 
0 o 59' 14",7 
— 21° ÍF 38",1 
V 2 (t s +1„) 
7. (5s + Sn): 
= 24° 35' 37",8 
: 15° 45' 0",5 
Numerador da formula Denominador da formula 
cot sV 2 (a— Sn) =0,4114457 (n) t g V, (5,4- Sn) = í,4502900 (n) 
sen 7= (t —tn) = 2.2363559 cos 1 / i (t — t n ) = 1,9999355 
n sen N =2,6478016 (n) 
n cos N = 1,4502255 (n) 
n sen N = 2,6478016 (n) 
n cos N= 1,4502255 (n) 
tg N = 1,1975761 
N = 188° 57' 23",5 (3.° Q) 
>V 2 (t s 4* t n ) = 24° 35' 37",8 
[7= (t — t n ) — N] = 164° 21' 45",7 
cm 1 
SciELO 
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