= SSA&STRON/OMICAL: AND A i 
V.» Objeruation, of the: Tranfit 9f : Mercury oper “the iun, 
eti lovember 12; :&782,.6£. Ipfwich. » T" ni au Ma- 
; s NASSEH CUTLER F.A. ud. 
RRESPONDING altitüdes of the Rin eth faken wit 
a fextant, made by Nairne and Blunt, for regulating ` my 
clock, obefore and after the tranfit, Yiz.7—On, the 7th: of , Nov. 
Were. "bia eight fet of the v upper, and nine fet of the lower 
limb.:—On the 8th, twelve fet of the upper, and ten fet of 
the lower limb :—On the day of the tranfit, eighteen fet-of . 
the | upper, and fourteen fet of the lower limb, taken at differ- 
ent intervals :—On the 14th, nine fet of the upper, and eleven 
fet of the lower limb : :—On the 15th, fix fet of the upper, 
and eight of the lower limb ;—and on the i 8th, Seven fet of 
the up er, and nine fet of the lower limb. "The equation gl 
declination ‘was added to each fet of altitudes. By the refult, 
found my clock went swith 3 great SE but gained Psy 
in twenty-four hours. 1 
: : The day of insunt as cim sad pleat, with | very lit 
| le vind My « obfervation was made with a reflecting ^. Xe 
agnifying 45 times, - Hb Tonto: 
ë By an unfortunate accident, I failed of "n die firft exter- 
nal contact. At the time of the firft internal 'contaéy, ‘the fün's 
limb. Was exceedingly well-defined ; but at the fecond internal 
and external contacts, the undulation of the limb was confider- 
On P ob G | App. Time. 
ar, 
xt II 24 15 
II 30 29 
