ObC of Lat. 
[ 2+8 ] 
March 19,1769. obfsrved by the fame at thefame 
place, wuh Bird’s aftrcaomicui quadrant, the 
latitude, viz. 
Q f tf 
Zenith angle of the Sun’s upper liir.b 46 45 2 
Dedu6l: for the Sun’s I'outhern decli- 1 
nation 
Add the Sun’s femi-diameter 
Ditto refracllon 
North latitude by obfervation 
Obf. of Lat. March 20, 1769, obferved by the fame, at thefame 
place, with the fame inllrument, the latitude, 
videlicet, 
i ! tr 
Zenith angle of the Sun’s upper limb 46 2f 16 
Add the Sun’s northern declination 8 58 
Ditto the Sun’s femi diameter 16 5I 
Ditto the rcfradlion ...... 10 
North latitude by obfervation 46 47 19 V 
N. B. Six more obfervations of the 
latitude have been taken. The mean 
refult of the whole is ,, ■ f 
Obf. of Long. April 3, 1769, obferved by the fame, at the fame 
place, with Dollond’s refradling tclefcope, an 
immerfion of the firlt fateliite of Jupiter, at 15 
hours, 10 minutes, and 22 feconds, mean or 
'equal tim'e. 
Obf. of Long. April 18, lyf’g* obferved by tlKjfamc, at the fame 
place, with the fame inftrument, an immerfion < f 
the fecond fateliite of Jupiter, at 12 hemrs, 3^ 
minutes, and 36 feconds, mean or equal time. 
Obf. of Long. April 19, 1 769, obferved by the fame, at the fame 
place, with the fame inftrument, an immerfion of 
the firft fateliite of Jupiter, at 13 hours, 26 
minutes, and 27 feconds, mean or equal time. 
Obf. 
46 47 15^ 
j- 4.^ 
46 30 20 
16 6 
50 
46 1)7 16 
