Soil Humidity in Luxembourg 2002-2023

Soil moisture data covering the whole area of Luxembourg for the first 1-2 cm, as well as 5-10 cm soil depth: April 2002 to September 2022: C and X band for the first 1-2 cm soil depth. April 2015 to September 2022: L-band for the first 5-10 cm of soil depth. with a resolution of 100 x 100 m per pixel and with a temporal resolution of "once per day" and an average number of 280 images per year images per year (as a combination of C, X and L-band sources) Details Product Unit Sensing Depth Pixel size * Temporal resolution Data availability Volumetric Soil Moisture L-Band (SM) m3/m3 5cm 100x100m, 0.000888888888889 degree 230 observations per year at 52 degree lat. April 2015 - September 2022 Volumetric Soil Moisture C-Band (SM) m3/m3 2cm 100x100m, 0.000888888888889 degree 320 observations per year at 52 degree lat. April 2002 - September 2022 / Gap in 2012 Volumetric Soil Moisture X-Band (SM) m3/m3 1cm 100x100m, 0.000888888888889 degree 320 observations per year at 52 degree lat. April 2002 - September 2022 / Gap in 2012 * pixel size is given as a number in meters. This is an approximate size as the data itself is stored in decimal degrees (WGS84). The actual size in decimal degrees is given in the description of each data product. Content of the yearly archives In each yearly archive you will find several folders. Here is the description of each folder: SM-SMAP-LN-DESC: Volumetric Soil Moisture L-band (SM) / Satellite observed volumetric soil moisture derived from L-band microwave data in combination with other bands. It is based on VanderSat's patented high-resolution technology and provides soil moisture of the top 5 cm of the soil depending on moisture conditions. VanderSat’s L-band data is retrieved from the SMAP satellite. SM-AMSR2-C1N-DESC: Volumetric Soil Moisture C-band (SM) / Satellite observed volumetric soil moisture derived from C-band microwave data in combination with other bands. It is based on VanderSat's patented high-resolution technology and provides top soil soil moisture of the top 2 cm of the soil depending on moisture conditions. VanderSat's C-band soil moisture is derived from the Advanced Microwave Scanning Radiometer 2 (AMSR2) on board the GCOM-W1 satellite as well the Advanced Microwave Scanning Radiometer - EOS (AMSRE) on board the AQUA satellite. SM-AMSRE-C1N-DESC: Volumetric Soil Moisture C-band (SM) / Satellite observed volumetric soil moisture derived from C-band microwave data in combination with other bands. It is based on VanderSat's patented high-resolution technology and provides top soil soil moisture of the top 2 cm of the soil depending on moisture conditions. VanderSat's C-band soil moisture is derived from the Advanced Microwave Scanning Radiometer 2 (AMSR2) on board the GCOM-W1 satellite as well the Advanced Microwave Scanning Radiometer - EOS (AMSRE) on board the AQUA satellite. SM-AMSR2-XN-DESC: Volumetric Soil Moisture X-band (SM) / Satellite observed volumetric soil moisture derived from X-band microwave data in combination with other bands. It is based on VanderSat's patented high-resolution technology and provides top soil soil moisture of the top 1 cm of the soil depending on moisture conditions. VanderSat's X-band soil moisture is derived from the Advanced Microwave Scanning Radiometer 2 (AMSR2) on board the GCOM-W1 satellite, the Advanced Microwave Scanning Radiometer - EOS (AMSRE) on board the AQUA satellite and the GMI sensor on board the Global Precipitation Measurement (GPM) satellite. SM-AMSRE-XN-DESC: Volumetric Soil Moisture X-band (SM) / Satellite observed volumetric soil moisture derived from X-band microwave data in combination with other bands. It is based on VanderSat's patented high-resolution technology and provides top soil soil moisture of the top 1 cm of the soil depending on moisture conditions. VanderSat’s X-band soil moisture is derived from the Advanced Microwave Scanning Radiometer 2 (AMSR2) on board the GCOM-W1 satellite, the Advanced Microwave Scanning Radiometer EOS (AMSRE) on board the AQUA satellite and the GMI sensor on board the Global Precipitation Measurement (GPM) satellite. All the folders starting with "QF-" contain the data flags related to the corresponding data. Technical details GeoTIFF images are provided for the following extent (WGS84 latitude/longitude): Extent (minx, miny, maxx, maxy) = 5.7, 49.4, 6.58, 50.23 This corresponds to a number of 981 x 917 pixel Parameter Value Data type uint16 Compression LZW Scale 0.001 Offset 0 Band 1 Soil moisture Band 2 Data marked as unreliable NoData 65535

覆盖卢森堡全域土壤水分数据，深度为前1-2厘米及5-10厘米：2002年4月至2022年9月：针对前1-2厘米土壤深度的C频段和X频段；2015年4月至2022年9月：针对前5-10厘米土壤深度的L频段。数据分辨率为每像素100x100米，时间分辨率为“每日一次”，每年平均图像数量为280张（C、X和L频段的组合）。产品单位、感应深度、像素大小、时间分辨率和数据可用性如下：体积土壤水分L频段（SM）：m³/m³，5厘米，100x100米，0.000888888888889度，每年在52度纬度处有230个观测值（2015年4月至2022年9月）；体积土壤水分C频段（SM）：m³/m³，2厘米，100x100米，0.000888888888889度，每年在52度纬度处有320个观测值（2002年4月至2022年9月/2012年存在空缺）；体积土壤水分X频段（SM）：m³/m³，1厘米，100x100米，0.000888888888889度，每年在52度纬度处有320个观测值（2002年4月至2022年9月/2012年存在空缺）。像素大小以米为单位给出，此为近似尺寸，因为数据本身以十进制度（WGS84）存储。实际尺寸以十进制度在各个数据产品描述中给出。年度存档内容：在每个年度存档中，您将找到多个文件夹。以下是每个文件夹的描述：SM-SMAP-LN-DESC：体积土壤水分L频段（SM）/ 通过L频段微波数据与其他频段结合测量的卫星观测体积土壤水分。基于VanderSat的专利高分辨率技术，根据水分条件提供土壤表层5厘米的土壤水分。VanderSat的L频段数据来自SMAP卫星。SM-AMSR2-C1N-DESC：体积土壤水分C频段（SM）/ 通过C频段微波数据与其他频段结合测量的卫星观测体积土壤水分。基于VanderSat的专利高分辨率技术，根据水分条件提供土壤表层2厘米的土壤水分。VanderSat的C频段土壤水分来自GCOM-W1卫星上的先进微波扫描辐射计2（AMSR2）以及AQUA卫星上的先进微波扫描辐射计-EOS（AMSRE）。SM-AMSRE-C1N-DESC：体积土壤水分C频段（SM）/ 通过C频段微波数据与其他频段结合测量的卫星观测体积土壤水分。基于VanderSat的专利高分辨率技术，根据水分条件提供土壤表层2厘米的土壤水分。VanderSat的C频段土壤水分来自GCOM-W1卫星上的先进微波扫描辐射计2（AMSR2）以及AQUA卫星上的先进微波扫描辐射计-EOS（AMSRE）。SM-AMSR2-XN-DESC：体积土壤水分X频段（SM）/ 通过X频段微波数据与其他频段结合测量的卫星观测体积土壤水分。基于VanderSat的专利高分辨率技术，根据水分条件提供土壤表层1厘米的土壤水分。VanderSat的X频段土壤水分来自GCOM-W1卫星上的先进微波扫描辐射计2（AMSR2）、AQUA卫星上的先进微波扫描辐射计-EOS（AMSRE）以及全球降水测量（GPM）卫星上的GMI传感器。SM-AMSRE-XN-DESC：体积土壤水分X频段（SM）/ 通过X频段微波数据与其他频段结合测量的卫星观测体积土壤水分。基于VanderSat的专利高分辨率技术，根据水分条件提供土壤表层1厘米的土壤水分。VanderSat的X频段土壤水分来自GCOM-W1卫星上的先进微波扫描辐射计2（AMSR2）、AQUA卫星上的先进微波扫描辐射计-EOS（AMSRE）以及全球降水测量（GPM）卫星上的GMI传感器。所有以“QF-”开头的文件夹包含与相应数据相关的数据标志。技术细节：提供GeoTIFF图像的以下范围（WGS84纬度/经度）：范围（minx, miny, maxx, maxy）= 5.7, 49.4, 6.58, 50.23。这对应于981 x 917像素。参数值数据类型压缩比例偏移量波段1土壤水分波段2标记为不可靠的数据无数据65535