266 
APPENDIX, 
[South Coast. 
TABLE V. (Reference from p. 220.) 
Longitude of Point Nepean at the entrance of Port Phillip. 
Appi . Greenwich 
time of 
observations. 
Lone: 
f 
Nau 
tude E. 
Reduction 
East Longitude 
Correction 
Correct. Longit. 
Place. 
'om 
t. Aim. 
by two 
time keepers. 
of 
Pt. Nepean. 
for errors 
of tables. 
Interv. of 
<X 's error. 
of 
Pt. Nepean. 
Whence 
deduc d. 
> 
11 
a 
0 
1802 April, 
*" At sea. 
140 
140 
y 
6 
6 
45 
15 
O , II 
+ 4 57 25 
145 
145 
4 
3 
10 
40 
/ , a 
-21 45 
— 
Four days. 
■ — 
144 
144 
42 25 
41 55 
* Antares. 
E. of « 
c 
_ 
16 at 0 42< 
140 
10 
15 
145 
7 
40 
144 
45 
55 
_ _ 
140 
2 
15 
Ditto. 
144 
59 
40 
-21 15 
Ditto. 
144 
38 
25 
* Regulus. 
139 
55 
45 
— 
144 
53 
10 
144 
31 
55 
w. of « 
— 
r At 1st an- 
i on 
52 
30 
144 
49 
55 
144 
28 
40 
144 
45 
45 
_<> 8 10 
144 
37 
35 
- 11 45 
8| days 
144 
25 
50 
OE,{ 
chor, in Fort 
Phillip. 
144 
144 
37 
46 
45 
0 
by survey. 
144 
144 
29 
37 
35 
50 
(April 25, 
to May 4.) 
144 
144 
17 
26 
50 
5 
■- 

26 at 12 34< 
144 
41 
30 
144 
33 
20 
144 
21 
35 
144 
43 
0 
144 
34 
50 
144 
23 
5 
144 
44 
0 
144 
35 
50 
144 
24 
5 
144 
41 
45 
144 
33 
35 
144 
21 
50 
- At 2d an- 
chor, in do. 
144 
53 
30 
— 0 13 25 
144 
40 
5 
- 1 1 15 
Ditto. 
144 
28 
50 
Ditto. 
F 
144 
56 30 
by survey. 
144 
43 
5 
144 
31 
50 
27 at 16 28 < 
■ 
144 
54 45 
144 
41 
20 
144 
30 
5 
144 
56 45 
144 
43 
20 
144 
32 
5 
L — 
145 
3 
0 
144 
49 
35 
144 
38 20 
Longitude from eighteen sets -» 
of lunar distances, j 
Uncorrected 
144 45 27,5 
Corrected 
144 30 35,8 
Longitude of Point Nepean from the two time keepers. 
On April 26 at ll h 11' of Greenwich time, and using the Kanguroo-I. 
rates, the mean longitude of first anchorage in Port Phillip was - 144° 57' 49,5" 
Difference of longitude by the survey to Point Nepean, - — 8 10 
Correction for variation in the rates found at Port Jackson, — 0 53,8 
Correction for supplemental error during 21 days, - - — 9 14,4 
Corrected longitude from first set of observations, 144 39 31,3 
On May 2 at ll h 46' of Greenwich time, and using the Kanguroo-I. 
rates, the longitude of the ship (Pt. Nepean N. 1° W. 54/) was - 
Difference of Longitude to Point Nepean, - 
Correction for variation in the rates found at Port Jackson, 
Correction for supplemental error during 27 days, - 
144 50 5 
— 0 6 
- 1 28,1 
- 1 1 52,8 
Corrected longitude from second set of observations, 144 36 38,1 
Mean longitude from both sets, preferred to that above, - 144 38 4,7 east. 
