AT THE OBSERVATORY AT PARAMATTA. 



17 



Thomas Brisbane, K.C.B. and myself, and are carefully calculated upon the 

 hypothesis of tot of the earth's flatness. 



2. Eclipses of Jupiter's Satellites. 



1821. December 8. Emersion of I. Satellite 12'' 20™ Z5'.5 Mean Time at Paramatta. 



14 II. Satellite 12 5 13 .3 



1822. January.. 8 II. Satellite 9 11 42.8 



9 I. Satellite 9 1 17.2 



August.. 16. Immersion. . II. Satellite 15 21 44.85 



16 I. Satellite 18 16 31.8 



December 13. Emersion.. I. Satellite 10 13 55 



3. Occultations of fixed Stars and Eclipses of the Sun by the Moon. 



V Day of the 

 Y""- Month. 



Star's Name. 



Phase. 



Mean Time at 

 Paramatta. 



Year. 



Day of the 

 Month. 



Star's Name. 



Phase. 



Sidereal Time 

 at Paramatta. 



1821 



1822, 



Dec. 14 



29 



29 



Jan. 16 



March 28 



30 



April 1 



10 



f Leonis < 



7.8 Magnit. 



7.8 



7.8 Mag. Canceris 

 6.7 Canceris 



7Tauri 



5.6 Geininorum ... 



6 Anon 



An tares 



1823. 



July 11 



Aug. 16 



Oct. 22 

 Jan. 20 



Feb. 4 



March 21 



5.6 Mag. . 

 Sun 



>|c Sagittarii. 

 1 6 Arietis . 



ntares 



82 Geminorum 



Immers. .. 

 Emersion 

 Immers... 

 Immers... 

 Immers... 

 Immers... 

 Immers... 

 Immers. .. 

 Immers... 

 Immers... 

 Emersion 



Immers... 



Beginning 

 End 



Immers... 

 Immers... 

 Immers... 

 Emersion 

 Immers... 



h m s 



14 47 9.1 



15 45 57.0 

 8 36 47.0 



8 46 47.0 



16 8 6.9 



16 54 19.9 

 6 54 30.2 



9 19 28.5 



8 58 21.8 



18 35 47.4 



19 14 27.9 

 Sidereal Time, 



2 1 0.4 

 Mean Time. 

 19 35 36..32 

 22 8 40.6 



Sidereal Time. 

 22 29 9.8 

 6 47 55.75 



17 56 9.88 

 19 17 57.38 



9 52 11.6 



1826. 

 1827. 



1828, 



Dec. 23 

 Nov. 6 



Spica 

 Anon. 



Oct. 23 



July 17|K 2 Sagittarii , 



Anon. 



Immers. 

 Immers. 

 Immers., 

 Immers.. 



11 27 42 

 23 49 20.5 

 19 1 0.0 

 22 27 20.2 



Occultation of Jupiter by the Moon. 



June 24 



r4th Satellite .. 

 3rd Satellite .. 

 2nd Satellite .. 

 1st Limb of V-.. 



1st Satellite 



2nd Limb of v.. 

 1st Limb of v.. 

 L2ndLimbof v.. 

 It was too cloudy during the Ehiersion to see the 

 Satellites. 



■Immers. 



> Emers. 



Cloudy. 

 12 47 28.5 

 „ 50 36.5 

 „ 54 31.6 

 „ 55 56.5 

 „ 56 33.8 

 5 19.6 

 7 30.6 



14 



Oct. 8Sun 



■I! 



Begin. 121 37.0 

 End. ...22 50 13.8 



MDCCCXXIX. 



