Spectrum

Vis-NIR reflectance spectra (i=0°, e=60°) of lunar soil 78221 (Apollo 17) under ambient conditions

Title
Vis-NIR reflectance spectra (i=0°, e=60°) of lunar soil 78221 (Apollo 17) under ambient conditions
DOI
10.26302/SSHADE/EXPERIMENT_LB_20180503_001
Data reference
Beck, Pierre; Potin, Sandra (2018): Vis-NIR reflectance spectra (i=0°, e=30° and 60°) of 4 lunar soils (Appolo 15, 16, 17) under ambient conditions. SSHADE/GhoSST (OSUG Data Center). Dataset/Spectral Data. https://doi.org/10.26302/SSHADE/EXPERIMENT_LB_20180503_001
Experiment type
laboratory measurement
Type
reflectance factor
Instrument
SHADOWS Spectro-Gonio bidirectional reflection Vis-NIR
Sample holder
open sample holder (7mm diameter, 1 mm deep) in anodized aluminum (not blackened)
Standard medium
vacuum
Observation mode
spectrum
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 3.85 0.25
#2 680.0 - 1480.0 20.0 7.7 0.5
#3 1500.0 - 2980.0 20.0 15.4 1.0
#4 3000.0 - 4200.0 20.0 30.9 2.0
Scan number
10
Observation geometry
bidirectional
Observation mode
one variable angle
Incidence angle
0.0°
Emergence angle
60.0°
Azimuth angle
0.0°
Phase angle
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 $mm$
Experiment
Vis-NIR reflectance spectra (i=0°, e=30° and 60°) of 4 lunar soils (Appolo 15, 16, 17) under ambient conditions
Date begin
2018-04-03
Date end
2018-04-03
Release date
2018-05-04 11:48:28 UTC+0000
Version (Date)
#1 (2018-05-04 11:48:28 UTC+0000, Updated: 2021-02-05 10:32:13 UTC+0000)
History
Date Mode Version Status Comments
2018-05-04 11:46:46 UTC+0000 first import #1 valid version 2018-05-03: uploading of reflectance spectra
Analysis
raw bidirectional reflectance spectrum calibrated: 1) with "Spectralon 99%" measured under same geometry using its absolute BRDF (0.4-2.4µm) and 2) with "Infragold" using its relative spectral reflectance (2.4-4.2µm)
Quality flag
3
Validator(s)