| TT 7) 
i 1,54 Pine Stand, Spectral Band 10 >= 
^$3180|  ? 3 0* 
TOI eerie = 
Ayz270° 
9,5 | l ] l 1 t 1 | | 
  
  
  
l 
50. 40 30 20 10 Oo 10 20 30 40 50 Theta! 
Fig. 8 Relative change of the energy reflected, depending on the observation zenith- 
and azimuth angle. 
— 
  
  
  
  
  
  
  
  
  
  
  
  
  
  
oe el 
----------- ROTEICHE RUS 1000 M md ------------ ROÓTEICHENBESTRNO : 
a... ROTEICHE RUS 4000 M HOEH | | see oe OBERER 2-SIGMR BEREICH 
zz UNTERER 2-SIGMA BEREICH 
Theta r Phi r Pixels area S 
Ro 1000 m 11,6 229 132 2112 
Ro 3000 m 5 229 48 4800 
Theta i 28° 
Phi 1 159° (-21°) 
RZ R 
so so 
so 14 so 
40 e^ 40 | E 
Kc een 
, ex 
30 Knee. 0 1 PM 
20 Pa 20 - 2; 
’ *- 
1 Ld 
; > 
16 4 í 10 + 1 
J 
eT ad Cy AE Nay 
a0 500 600 700 800 900 woo a "do 800 800 100 350 900 "1009 1 
ms 5332832) i ch. nm 528282183 I : 
CH. NO 12345678 9 10 CH. N8 12345678 9 10 : 
Fig. 9. Spectral signatures of a red oak Fig. 10 Variance of the spectral 
stand, as observed from 1000 m and signatures of a red oak 
| 4000 m above sea level stand (+ 2 sigma)