0. Bar us — Flower-like Distortion of Coronas, etc. 311 



Table. — Flower-like coronas due to graded condensation. s = — (2A/s sin <j>\ 

 (1- VT+{s* /A)sin<j>) ; 6 = d -ah; A = - -00144/2a ; <5 = -001 cm ; 6 s = '00144 ; 

 s = l-44 cm ; s m = 2'88 cm . 



(1) (2) (2') (3) (4) (5) 





* 



s 



s 



s 



s 



s 



s 



<t> 







cm. 



cm. 



cm. 



cm. 



cm. 



cm. 







-90° 



1-36 



1-35 



1-19 



1-12 



•97 



•58 



-90° 





— 67-5 



1-38 



1-35 



1-20 



1-14 



•99 



•60 



-67*5 





— 45 



1-41 



1-38 



1-24 



1-19 



105 



•66 



— 45 





— 22-5 



1-43 



1-40 



1-32 



1-28 



1-18 



•80 



— 22-5 





±0 



1-44 



1*44 



1-44 



1-44 



1-44 



1-44 



±0 





+ 22-5 



1-46 



1-48 



1-61 



1-72 









+ 22-5 





45 



1-47 



1-52 



1-86 













45 





67*5 



1-49 



1-55 



2-25 







... 





67-5 





90 



1-50 



1-56 



2'88 



... 



--- 





90 



a = 





•00005 



•00010 



•00035 



•00050 



•ooioo 



•00500 





A = 





— 14-4 



-7-2 



— 2-07 



— 1-44 



-•72 



— •144 





2A/s -. 



= BJa = 



— 20 



— 10 



— 2-87 



— 2 



— 1 



— •2 





s\/A 



__ 2s a 

 8 ~" 



— •144 



— •288 



— 1-00 



— 1-44 



— 2*88 



-14-4 





<£ m = 



°9 







90 



43-9 



20-3 



3-9 









Z' 





5\ 





z \ 



,2, 



4^1 





^^ 



\[ /-+ 



5 -^ 



4 / 



■) 



¥~~- — 5 





Ifc^ * 



) .. 



' Sfy.Z. 





3 



T '~-z 





particle. The values of s are given for 9 values of <f> and for 

 6 values of a ; viz., a = -00005, -0001, -00035, -0005, -001, or 

 for a/8 = *05, *1, *35, *5, 1*0, as decrements of diameter per 

 linear centimeter of level above h . 



The curves showing the loci of uniform color for these dif- 

 ferent conditions are constructed in the chart and numbered 

 1-5 in succession. No. 1 is still very nearly circular, while 



