DEPARTMENT OF COMMERCE
U.S. COAST AND GEODETIC SURVEY
Form 665
Ed. Dee, 1020
Reproduced fram the hold ill vs of
the Nat ona 1 Archives
TRIANGLE COMPUTATION USING TWO SEDs AND INCLUDED ANGLE
a
oo.
Bo tan (45°4-6)
(Call lon ss
.
C,
bother
fue
excess
Sph.
ph gees
(£4
sin si,
o
4
Log mM
.
.
Log sin C,
mots
Ric,
Log a
7
‘2
r90°--4C,=4(4,4 By:
Pp
£4
(4,~ By)
B Sum =A,
P 2.
in
C, |*
e % Sin C
BY
*
toyed
EC,
1
Lage 6
-
Log sph. ex.
-2
é
Sph. excess
:
st Diff = 8,
ty
g
“
Phoebe
of G
*
Ka Car we
aw.
oot
Log sin C,
GQ EY
Colog sin Ap
O 3 4 pot
4
Log c
”:
é
%
|
&
Done
Log a
.
:
No,
i:
»
4s
iD
i
a AIM
°
"ew be
“a Fe.
hr
i 7
° ~
datos
CHECK COMPtTTA “(CIN
=
ee
—T
STATOS
est
2-3
ON
™
==
J
:
=
_.
yume | PUAN.ANGEE
pogarrraM
:
I
|
2
3
*
1-3
:
i
eu
|
oo wt
2-3
1
-
2
.
“
*The subscript:
B. 6. GOVERMENT PRINTING OFFICE
18-4894
“tai
fo:
Le
.
io 387
O374
_
;
”
¢2 39
£68 S275
3,608 3924
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caw
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|
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pet
FEISS
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re ede”
eet
ote
B65!
96006
:
:
3
of
wWerwat
Oi Roca
Ty
Trap,
,
-
_
4
Atta