66 ASTRONOMICAL OBSERVATIONS 



those of May 6th, and June 5th, are not to be considered as 

 so accurate as some of the others. 



Sep. 11th. Observation on the end of a lunar eclipse. 



h /. // h l u 



J began to leave the 7 c ca at .• a *■« ,? 



earth's shadow at j 6 54 47 mean tme > or 6 58 16 apparent time. 

 J clear of the pe- ~)c <-•, ic .• * ^ . . 



numbra at k mea " °* apparent time. 



Longitude by the lunar distances. 



h / // 



Not. 25th, 1801. The 3 from the © long. ... 5 4 54 " 



27th, do . do. ... 5 4 28 , 



28th, do do. ... 5 4 14 ' 



Dec. 11th do do. ... 5 5 29 



12th do do. ... 5 4 7 ' 



_The2>fromAldebaran( a Tauri)do. . . 5 4 58 



•West from Greenwich. 



Longitude west from Greenwich by the eclipses of the satel- 

 lites of Jupiter, as deduced from the tables of Mr. Delambre, 

 and the British nautical almanac. 



Longitude by Longitude by the 



Delambre's Tables. nautical almanac, 



h ' /' h ' " 



Dec. 24th, 1801. Immersion of the 1st satellite 55 2 5 5 39 



Jan. 5th, 1802. ... do 2d sat 5 4 12 5 4 48 



25th, do 1st sat 55 9, 5540 



Emersion. ... 4th sat 5 5 45 5 2 11 



Feb. 6th Immersion ... 2d sat 5 4 29 5 5 48 



ar. 19th Emersion. ... 2d sat 5 5 17 • 5 4 48 



16th, .... Immersion ... 4th sat 55 22 51 6 



21st Emersion. ... 1st sat 55 17 56 



28th, do 2d sat 5 5 12 5 5 15 



do 1st sat 55 9 55 52 



April 4th, .... Emersion of the 2d sat 5 5 21 5 5 32 



do 1st sat 5 5 17 5 6 2 



20th, do 1st sat 55 5 55 49 



May 6th do 1st sat. 5 4 48 5 5 20 



15th do 3d sat 55 5 5 117 



29th, do 1st sat 5 4 59 .... ^ . 5 5 18 



June 5th do 1st sat 54 47 55 9 



21st da. 1st sat 55 1 55 8 



July 14th, do 1st sat 5 4 43 ...... 5 4 39 



Note. The observations made on the eclipses of the 1st satellite on May the 6th, June 5th. 

 and July 14th, are to be considered as doubtful: — see the entries in the preceding journal on thore 

 days. 



