Multiangular reflectance of Ysson basalt in 5 Vis bands (75-125 µm grain size)
- Title
- Multiangular reflectance of Ysson basalt in 5 Vis bands (75-125 µm grain size)
- Data reference
- Daydou, Yves (2009): Multiangular reflectance of Ysson basalt in 5 visible spectral bands for 6 different grain sizes. SSHADE/PaSSTEL (OSUG Data Center). Dataset/Spectral Data.
- Publications
- Database
- Experimentalists
- Experiment type
- laboratory measurement
- Type
- reflectance factor
- Intensity unit
- no unit
- Standard medium
- air
- Observation mode
- multi wavelengths
- Spectral range type(s)
- Vis
- Valid spectral range(s)
-
Min - Max (${\mu}m$) Sampling (${\mu}m$) Resolution (${\mu}m$) Position accuracy (${\mu}m$) Absorption edge #1 0.45 - 1.05 - Filters
-
Type Center/Edge (${\mu}m$) Width (${\mu}m$) Place #1 narrow bandpass 0.559 #2 narrow bandpass 0.699 #3 narrow bandpass 0.791 #4 narrow bandpass 0.88 #5 narrow bandpass 0.96 - Comments
- 5 filters from 0.559 to 0.960 µm
Definition: incidence and emergence angles are positive with origin at nadir, and vary in same direction. Azimuth origin (increasing clockwise) is for i = e (opposition geometry).
- Observation geometry
- bidirectional
- Observation mode
- three variable angles
- Comments
- incidence 10 to 60°, emergence 0 to 70°, azimuth 0, 135, 180, 270, 315°, phase 25 to 130°
- Observation mode
- roi averaged
- Number of geometries
- 23
| Incidence | Emergence | Azimuth | Phase |
|---|---|---|---|
| 10.0° | 35.0° | 0.0° | 25.0° |
| 30.0° | 0.0° | 0.0° | 30.0° |
| 30.0° | 60.0° | 0.0° | 30.0° |
| 50.0° | 0.0° | 0.0° | 50.0° |
| 50.0° | 25.0° | 0.0° | 25.0° |
| 30.0° | 30.0° | 135.0° | 55.0247° |
| 30.0° | 60.0° | 135.0° | 82.7138° |
| 50.0° | 30.0° | 135.0° | 73.3914° |
| 50.0° | 60.0° | 135.0° | 98.4943° |
| 55.0° | 65.0° | 135.0° | 106.413° |
| 60.0° | 60.0° | 135.0° | 106.28° |
| 10.0° | 35.0° | 180.0° | 45.0° |
| 30.0° | 20.0° | 180.0° | 50.0° |
| 30.0° | 40.0° | 180.0° | 70.0° |
| 30.0° | 60.0° | 180.0° | 90.0° |
| 50.0° | 70.0° | 180.0° | 120.0° |
| 60.0° | 70.0° | 180.0° | 130.0° |
| 45.0° | 55.0° | 270.0° | 66.0725° |
| 30.0° | 60.0° | 315.0° | 42.3368° |
| 50.0° | 30.0° | 315.0° | 34.1564° |
| 50.0° | 60.0° | 315.0° | 37.7679° |
| 55.0° | 65.0° | 315.0° | 39.8824° |
| 60.0° | 60.0° | 315.0° | 38.7092° |
- Experiment
- Multiangular reflectance of Ysson basalt in 5 visible spectral bands for 6 different grain sizes
- Date begin
- 2009-09-22
- Date end
- 2009-09-30
- Release date
- 2018-01-31 23:51:01 UTC+0000
- Version (Date)
- #1 (2018-01-31 23:51:01 UTC+0000, Updated: 2022-06-21 10:29:11 UTC+0000)
- History
-
Date Mode Version Status Comments 2017-09-04 14:54:03 UTC+0000 first import #1 valid version first import
- Analysis
- Reflectances are median values over an extended area in order to minimize specular effects on individual grains
- Quality flag
- 3