which mil happen in the Year 1823. ^ll 



Tlie elements of the solar eclipse are as follow : 



D. H. , „ 



Meantime of ecliptic conjunction \ July 8 6 44 46 17 



at Greenwich J ^ 



Equation of meaii to apparent time 1 _ 4 29 99 



at conjunction J 



Hence the apparent tune of conjunction is 8 6 40 16,18 



o 



Longitude of the sun and moon") ,„- i<, 1474 



fi'om true equinox J 



Sun's right ascension 106 32 19,62 



declination north decreasing . . 22 35 30,6 



' horary motion in longitude . . 2 23,00 



. right ascension 2 23,93 



declination . . — 16,10 



semidiameter 15 45,57 



horizontal parallax 8,65 



latitude + 0,03 



Horary increase of the equation of time 0,396 



Obliquity of the ecliptic 23 27 49,76 



Moon's latitude north decreasing . . 18 42,77 



equatorial horizontal parallax 1 1 21,15 



horizontal semidiameter . . 16 42, 1 2 



horary motion in longitude 1 07 59971 



at conjunction J 



horary motion in longitude )^ 38 072 



for the hour preceding ... J 

 horary motion for the hour 1 „- 59 871 



following / 



horary motion in latitude \ _ 3 25 886 



at conjunction y 



horai-y motion in latitude ) _ 3 25 610 



for the liour preceding ... J ' 

 horary motion in latitude \ _ 3 26 162 



for the hour following ... J ' ' 



Angle of the relative orbit with the ecliptic 5 50 12,5 



Horary motion of the moon from 1 „p, .„ ,-c, 



the sun m the relative orbit . J 



The following are the results which I have obtained in cal- 

 culating for Greenwich and Aberdeen. 



Vol. 60. No. 296. Dec. 1 822. 3 K Calculation 



