Experiment
Title
NIR reflectance spectra (i = 0°, e=30° and e=60°) of 4 lunar soils (Appolo 15, 16, 17) under ambient conditions
Type(s)
laboratory
Description
NIR reflectance spectra (i = 0°, e=30° and e=60°) of 4 lunar soils 15041 (Appolo 15), 65701 (Appolo 16), 74241 (Appolo 17) and 78221 (Appolo 17) under ambient conditions acquired with SHADOWS spectro-gonio radiometer @ IPAG
Variable(s)
emergence angle
Number of spectra
8
Instrument
SHADOWS Micro Spectro-Gonio Radiometer
Sample holder
open sample holder (7mm diameter, 1 mm deep) in anodized aluminum (not blackened)
Standard medium
vacuum
Spectral range type(s)
NIR
Valid spectral range(s)
Min - Max ($nm$) Sampling ($nm$) Resolution ($nm$) Position accuracy ($nm$) Absorption edge
#1 400.0 - 660.0 20.0 4.8
#2 680.0 - 1480.0 20.0 9.5
#3 1500.0 - 2980.0 20.0 19.0
#4 3000.0 - 4200.0 20.0 38.6
Incidence angle(s)
0.0°
Emergence angle(s)
30.0°, 60.0°
Azimuth angle(s)
0.0°
Phase angle(s)
30.0°, 60.0°
Resolution illumination
2.9°
Resolution observation
2.05°
Illumination
Observation
Comments
partial polarization variable with wavelength (from monochromator grating)
Observation mode
single spot
Image size
5.2 x 5.2 $mm$
Date begin - end
2018-04-03 - 2018-04-03