ASTRONOMY. PROGRESS OP. IN 16* 



II 







pariod-flvr and . half ye_ feat 



' *- ** 



JOT. till* ear*, 



pCf 4*4. 



" 



injuring that* elements, which agree 



ode and |rihelion dis- 

 M ri tbf m mi S? 



I f r.,'. ., r w . 



off diagnun will show 



heir affnwoMnt, and that 



M corort It M^miftti 



" Vioo to 



Imortwtihoul doubt. If 

 hb bo to, then the 



M* during lh flflj 

 wn it wa lort ntut 



,...- U,M 



- pi rf ^ 



lariyat the Lick and Low* 



'rninl90. M wase*p<ed,a*ludrfoo. 

 ration also. On lh* morning of June 10, Dr. 



very far from 

 vary faint comeUry -looking 'object wtfen he 

 took fora nebula, as HirWrbiaiUawch^hsd 

 everal near. Returning to it on July 4. he 

 found the body miasing.and mm* to the con- 

 elusion that it was the moan dasired Barnard 

 hich he had had a view, but which 

 effort failed to refln\L Owing 



other than thai of the 

 giant planet Ju; 



when the approach wa> to 

 elo (ne diagrmin) that 



not onlT rooted in the 

 dteotfaa. i.ut ibo 



in nearly parallel paths 

 This long -continued at- 

 tract ire power of Jupiter 



*.i- >'Ui; :,-i.' !,, haiiL'-- 



the orbit of De Vios 

 comet into that of Comet 



inspection of the 

 towing will show that 

 the long-lost comet's orbit 

 runs also close to th 

 Man.an.1 



ditant future, when 

 the comet iUelf shall 

 trarel thither, it most en- 

 counter another dist unit- 

 ing force and be agan 

 TMted into a new . 



Its next near approach to Jupitor will occur in 



1807, wh.-i. it must again be greatly perturbed 



> -hance. again lost. 



rin*t Comet, This periodic comet, 



was discovered in 1846 and hat a period 



w due, bat, because of its prox- 



. it ban not ret been detected. 



. . . . ...... 



lsiaH 'J^ytol ***+ 



. , v *-j " 



\ l| *< IT 



it was 



have shared 

 of Biela. 



> the Sun. it has not y*t been detected. Aug. . Dr. Lewfo Swift, Director of the Low* 



7 probably it may not tie seen at all. As Observatory, discovered a very faint but rather 



not feudal us 'last apparition, though lam comet in right MeenskmPST* 40; dedi- 



it may nation north 5' S> . It had a verv slow motion 



land th* fate of the disintegrated oom<* in a noftbeaateriT direction. Foflowing are its 



