( y 
"Again, Amo 1683. tfovemier ^o^^- 16^ 48'. 40''. 
under the Meridian of London^ the Immerfion of this 
Satellite was obferved by £, Halley. 
Num.1. Num.11. 
1685. o''- 5"- 2i' 24'' 818 ai},6 
;o__L^- T 24 _J1?_ J 88,2 
J^ovemb. 30 17 26 48 1007 401,8 
^quac. I. -f ^9 5^ i>8-^ 
iEquat. 2. + ^ Q 11)20(1,8— 400,0 
Novemb. 50 1 7 P 4^ 225,4 
Semimora I ^ ^ '74>6 
Temp.asquat. ;o 16 46 4 yo^8 
^quac.T. + 6 ; © in ;r 190. 20'. 
J^ovemk 30 16 f2 7 Temp, appar. 
Obfer. 16 48 40 
Error — 3 ^7 
A Third Example (hall be the Emerjion obferved at 
Taris by Monfieur CaJfmiAnno 1693. J^^^^H ^4^*^' 
40'. 28''. that is, at London at 10^ 30'. 48". 
Num. I. Num. 11. 
169J. o^- y"* 11' 4^'' 434 23.9 
Jan. 14 5 48 48 8_ _8,2 
iEquat. I. + 36 8 442 32,1 
iEquat. 2. + 2 13 
Semmora Hh t 4 J 0B<^/^j2>— 28,9 
Temp.aequat. 14 10 43 5-4 
iEqttat. — i; 15 0 in j» fp. 40'. 
Januarii 14 lo 30 39 Temn.app. 
Obfcr. 10 30 48 
Error +09 
After this manner I have compared thcfe Tables with 
many good and certain Qbfervations , and fcarce ever 
find them err above three or four Minutes of Time; 
which proceeds, as may well be conjeSured, from fomc 
fmall 
