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Full text: 25, 1902

4 
Aus dem Archiv der Deutschen Seewarte — 1902 No. 3 — 
Der in derselben Taf. XV gegebene Differentialquotient log A giebt den loq von k V'2 cos 4 , muss 
.2 '2 moa 
also noch um den log 
(l + stmg 2 ?A M 
in von ,> vermehrt w 
J Vi+* M 
verden. Zur Veranschaulichung der Rechnung 
diene folgendes Beispiel, das sich auf den Ephemeridenort 1899 August 14.5 bezieht. 
löge = 0.0001713 
log—* = 0.0000428 
I | € 
log 1 2 -- = 6,,2950500 
log ([' < 
9.2709617 
log (1 + e) = 0.3011157 
logt = 2.0916142 
«'* 
= M = 2.8206525 
137°6'56"829 (Taf. XV) 
lang = 0.4058907 
1 t/’ 
lang ip = ^ = 0.1047750 
ifj = 51°50'43!'13 
tang ^45 + = 0.4611270 
tang lang ^45 + ^ j = 0.8670177 
Zech A = 0.0553117 
— 14- tang ^ tang ^45 + y) = 0.9223294 
tang 2 — = 0.8117814 
« tang 1 — — l n \067457 
1 : ^ 1 + e tang 2 = 0.0005557 (Zech S) 
/«— 2 —'■(l + *h№// 2 yj = 7,,21794 
m<m = —0.0016517 Arg. I für Taf XXIII 
= 5 n 37272 
2 fi 
7xii7n = —0.0000236 Arg. II für Taf XXIII 
/1’ = 1.3834941 
1+ f tang 2 ^ J = 0.0008335 
Qi = 9.5226637 (Taf. XXIII) 
1 = 0.9069913 
1 ; g’l, = 8.6165059 
= 9.5228756 (Taf XXIII) 
1/ = 8.1393815 
Zech S = 0.0007422 
7—11 = 0.9062491 
log const = 1.9149336 
11 = 2.8211827 
11 0 —11 = +0.0005302 
log (M—M 0 ) = 6„72444 
% + = 5.13535 (Taf XV 1 ) 
^ 1 + i tang 2 y^) : (1+ «)’'* == 9.99893 
log dv — 1 „85925 
dv = — 1' 12T318 
v = 137°5'44"511 
Nach den Formeln von Gauss und Oppolzer ergiebt sich 
V = 137°5'44"51 
’) Arg = 2.8206525 — i-. 0.0005302 = 2.S203874.
	        
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