350 The mean^ Motion of the Sun and Moon, &Co 



lution of the perigee will therefore be more 

 than five times that of the tropical. 



The time required bv the sun <.• g "§ "I 

 in passing over one degree or ,§ :5 § cc 

 mean longitude - - - — 24 20 58*1433 



The time required by the sun's 

 perigee, in performing the same, 

 is above 58 years, or more exactly 2123S 7 31 42*3205 



The mean |>eriodical revolution 

 of the moon in respect to the 

 equinox 27 7 43 4-64670 • 



The mean sidereal revolution of 

 the moon, or the revolution in re- 

 spect to the fixed stars - - 27 7 43 ll'477IO 



The mean syiKxiic revolution, 

 or the revolution of the moon to 

 the sun, called a mean lunation Q9 19 44 2*850426 



The mean anomalistic revolu- 

 tion of the moon - - - 27 13 18 33-3391155 



The mean revolution of the 

 moon in respect to her node - 27 5 5 35*6053 



The mean revolution of moon*s 

 perigee in respect to the equinox 3231 11 4 6*69936 



The sidereal revolution of the ., 



moon's perigee 



The mean revolution of the 

 moon's node in respect to the 

 equinox - - 



The sidereal revolution of the 

 node - - - ~ ." 



Time of moon's describing 1"" 

 mean motion - - - - 



Time required by moon*s pe- 

 rigee in describing I'* motion 



by moon*s anomaly - 



by moon's node 



Mean motion of sun's anomaly 

 during a synodic revolution, or one 



lunation, 29^- 6' 19"-96ll066, 



Mean 



