AT THE OBSERVATORY AT PARAMATTA. 



125 



a Trianguli. (Ann. Var. — 7".71-)— (Continued.) 



Superior Culmination. 



1828. 



Jan. 21 

 27 

 28 

 30 



Feb. 11 

 12 

 13 

 15 

 18 

 19 

 20 

 21 



inches. 

 29.76 



30.19 



30.10 



29.99 



29.86 



29.92 



29.98 



29.92 



30.26 



30.17 



30.15 



30.07 



29.89 



87 



66.3 



67 



77 



63 



68 



75 



63 



57 



60 



61.2 



61 



61.2 



Feb. l|... Mean ... 

 Refract and Reduct. 



Superior Cultninat. 

 Inferior Culminat... 



Half Diff. S. P. D. 



Microscopes. 



21 33 34.2 

 » N 37.2 

 i> » 31.3 

 „ „ 30.0 

 ., » 26 

 „ ., 18.7 

 ., „ 20.8 

 ,. „ 26.9 

 „ „ 20.0 

 12.1 

 15.0 

 10.0 

 14.0 



11 9> 



21 33 22.8 

 -58.7 



21 32 24.1 

 338 56 0.0 



21 18 12.0 



II. 



33 36.5 



„ 35.4 



„ 30.5 



„ 25.8 



„ 24.3 



„ 19 



„ 17.5 



„ 21.2 



„ 21.7 



„ 16.4 



„ 14.2 



„ 10.5 



„ 10.0 



33 21.8 



58.8 



32 23.0 

 56 10.2 



18 6.4 



/ // 



33 43.5 



» 41.6 



„ 37.0 



„ 31.5 



„ 27.5 



„ 23.2 



„ 26.3 



„ 23.5 



„ 25.5 



„ 16.2 



„ 13.7 



,. 16.1 



„ 16.6 



33 26.3 



58.7 



32 27.6 

 56 15.6 



18 6.0 



IV. 



33 36.5 



,, 42 



„ 28 



„ 35 



„ 22.3 



„ 19.2 



„ 21.0 



„ 25.0 



„ 22 



„ 15.5 



„ 16.0 



„ 11.8 



„ 12.0 



33 23.5 



58.8 



32 24.7 

 56 11.2 



18 6.8 



Inferior Culmination. 



1827. 



Dec. 18 

 28 

 1828. 



Jan. 14 

 16 

 21 

 28 

 29 

 30 

 31 



Feb. 2 

 6 

 8 

 12 

 13 

 15 

 19 



inches, 

 29.92 



30.03 



30.31 

 30.19 

 29.79 

 30.12 

 29.98 

 29.95 

 29.92 

 29.86 

 29.70 

 29.95 

 29.85 

 29.81 

 29.94 

 30.16 



67 

 63 



63.7 



64.1 



74 



60.3 



65.6 



63 



69 



70.2 



70.5 



73 



77.5 



77 



72.5 



72.2 



Jan. 28... Mean ... 

 Refract, and Reduct. 



Microscopes. 



339 15 

 339 10 



339 1.5 

 339 3.0 



338 59 47 

 338 59 59.8 

 338 59 49 

 338 59 17.7 

 338 59 42.0 

 338 59 40.0 

 338 59 36.5 

 338 59 34.3 

 338 59 29.7 

 338 59 33.0 

 338 59 32.8 

 338 59 33 



338 59 45.3 

 -3 45.3 



22 

 17.3 



9.8 

 15.0 

 59 54.7 

 5.4 

 59 58.3 

 59 56.2 

 59 50.7 

 59 50.0 

 59 48.5 

 59 45.7 

 59 39.5 

 59 39.3 

 59 40.5 

 59 35.5 



59 55.5 

 3 45.3 



56 10.2 



29 

 24.3 



13.4 



15.7 



0.1 



15.0 



3.7 



2.4 



59 58.2 



59 55 



59 48.7 



59 49.7 



59 46.0 



59 47.7 



59 46.0 



59 39.0 



0.9 

 3 45.3 



Mean of 4 Microscopes 



338 56 0.0 



Mean Inside Temperature 74°.6. 

 21"» 12' 7".8 by 29 Observ. 



56 15.6 



19.7 

 21.2 



10.3 

 11.7 

 59 55.0 

 8.9 

 2.2 

 59 52 

 59 52 

 59 50 

 59 45 

 59 47 

 59 41.3 

 59 42 

 59 39 

 59 46 



59 565 

 3 45.3 



56 11.2 



