Phase angle	Brightness	Error
(degree)    (arbitrary units)	(arbitrary units)
15		9.73		2.5
20		31.87		6.7
23		10.86		2.3
25		13.13		2.8
30		7.96		1.5
40		3.30		0.8
50		14.81		2.9
60		9.73		2.3
70		2.89		0.7
80		1.68		0.4
90		5.15		1.0
100		2.88		0.6
110		7.26		1.4
120		5.59		1.3
130		4.55		1.0
140		7.56		1.2
150		35.01		6.4
160		26.74		7.2