[ 347 ] 
XLV. Obfervation of the Tr unfit of Venus, 
and other Afironotnical Obfervations^ made 
at Gibraltar; contained m a Letter to the 
Afironomer Royal from Lieut enatit Jar- 
dine. 
To regulate the clock. 
V 
Read Dec. 7, A N" equal altitude inftrumentwas fixed 
-vX (nearly fuch as is defcribed in Smith's 
Optics, vol. II. p. 328), on which was mounted a 
fmall telefcope with crofs hairs. 
Sun’s 
upper limb 
Sun’s 
lower limb 
touched 
the ho- 
touched the ho- 
rizontal hair at 
rizontal hair at 
h 
/ 
n 
h 
t // 
Morning 
8 
32 
43 
8 
35 8 
Afternoon 
3 
24 
33 
3 
22 0 
Morning 
. 8 
32 
20 
8 
34 4 ^ 
Afternoon 
3 
25 
4 
3 
22 36 
Morning 
8 
32 
27 
8 
35 13 
Afternoon 
3 
2? 
27 
3 
22 47 
Morning 
8 
32 
35 
8 
35 10 
Afternoon 
3 
2? 
53 
negledled 
TRANSIT OF VENUS. 
By three obfervers, with two 7I feet refradlors, and 
one 2 feet reflecting telefcope. 
h • It 
June 3, Venus’s ift external contaft with the Sun, at 6 49 58 
iftifiternal contaa with the Sun, at 7 7 it 
Sun fet behind a hill 7^3 
Clock before mean time o 1 8,8 
Y y 2 For 
