NUMBERS. 
Eartu. It 29 5 40. 40.5 = 365 days. 
© 0 12 19.2 = a cir 
oo 1 583 = 48m 
00 006U2 = 648 (allo 49) feconds. 
The amount 12 0 Oo = 3654 5° 48™ 485 or ae is 
for the folar year. 
Mars. 6 11 17 9.4 = 365 days. 
5 18 13 36.8 = 321 days. 
Sum 11 29 30 46.2 = 686 days. 
o 0 28 49.4 = 22 hours. 
0 0 O 24.4 = 18™ 375 
The amount 12 0 0 0 = 6864 228 18" 39° for 
the tropical period. 
' I 0 20 31.9 = 365 days. 
Multiply by II 
Ir 3 45 48.7 = 365 x 11=4015 days. 
© 25 46 12 == 30 days more. 
© © 24 56-3 = 5 days in addition. 
Sum 11 29 §6 57 = 4330 entire days. 
0 Oo 2546 = 14 hours. 
o o o 84 = 40% minutes. 
The amount 12 © 0 0 = 4330714" go™ 30° for 
the tropical period. 
ATURN. © 12 13 36.8 = 365 days. 
Multiply by 29 
Il 24 34 47-2 = 365 x 29 = oe 
© 5 II 32 = 155 days m 
© 012 3.6 = 6 daysin “addition. 
Sum 11 29 58 22.8 = 10746 entire days. 
© 0 1 35.5 = 19 hours. 
ooo 17 = 20 minutes. 
The amount 12 © 0 0 = 107464 19% 20™ for 
the tropical period. 
GEORGIAN or 
Penscuci, bo 4.17 44.2 == 365 days. 
Multiply by 9 
. 8 39 37-8 
Again by 9 
1117 56 ipa ee ge 
Add more o 8 35 pie 2x 36 730 
Alfo © 3 24 47 
And © 0 2495= 4 
Sum II 29 59 451 30589 days. 
© © oO 14.1 = 8 hours, 
o © © 9.8 = 27 minutes, 
The amount 12 0 0 o= 305897 8» 27™ for the 
tropical period. 
The periods thus afcertained agree very nearly with thofe 
given by profeflor Vince, as copied from La Lande’s Re- 
port without further examination, except in the inftance of 
oo in which there is a difference of upwards of 222 
P hich has not been fubfequently correfted; and if we di- 
vide 1296000", the number of feconds in the ecliptic, by this 
number, we fhall have a ial of 30366.91528 bathe or 
83 tropical years, 51 days, 19 hours, and 37.44 feconds ; 
but, according to the laft eutot = the tables, the mean tro- 
pica per motion, on an average of ays, comes es 
of Georgian, (wh homas 
Young du the time of his le&uring at the Royal In- 
a and fe side d in his leGures), we learn that baron 
Vo 
of Saxe Gotha, has given a papas of 30589.36 
days S “thie. planet, which circumftan roborates our 
former conclufion, which we here mention, not only be- 
regory, Dr. Kelly, 
writers on zo my; have copied the 
re pointed re ad tie involuntarily lent 
their fanétion to ne propagation 
With refpe& to the exa& length of the folar year, - 
determinations of Dr. Halley, Flamftead, and fir Ifaa 
Newton, as well as of Caffini and pr ha have yielded, in 
ublic opinion, to thofe of La Lande and De la Caille, 
oire fur la veritable 
Ph byes, ae M. de Lambre' in his ee 
= Hole year 365°.242264, or 365% 5° 4 
cords eee nearly with Ca 
a no 
bles makes 
m gi 696, vee 
fini’ s ill ae from 
mean of all thefe pene the 
red with i 2 = conttituting fo 
e deemed i inacc¥ 
my are not ae rs peat ae as ri e ae 
uture corrections from time to time, as obfervations may 
ar rman accounts, that have 
itherto been given, of the elements of thefe planets, and 
according to the prefent ftate of our information (1813), 
the following may be confidered as the moft corre& tropieal 
