Imagery Base Maps Earth Cover
ADEOS-II/AMSR L3 Soil Moisture (1day,0.25deg) dataset is obtained from the AMSR sensor onboard ADEOS-II and produced by the Japan Aerospace Exploration Agency (JAXA).The Advanced Earth Observing Satellite-II (ADEOS-II) was launched on December 14, 2002 (Japanese Standard Time). The objective of ADEOS-II was to acquire data to contribute to international global climate change research, as well as for applications such as meteorology and fishery. ADEOS-II operation on orbit was given up on October 31 2003, because sufficient electric power was not available to maintain operation of the satellite.AMSR observes various physical contents concerning to water (H2O) by receiving weak microwaves naturally radiated from the Earth's surface and atmosphere and also regardless of day or night, the presence of clouds. Those sensors aim at collecting global data for mainly understanding the circulation of water and energy.Level 3 data inputs level 1B and level 2 data and projected to the map in accordance with the specified projection technique (Equi-Rectangular (EQR) or Polar Stereographi (PS)), and then averaged temporally and spatially. These statistical values are computed for observation data on ascending orbit and descending orbit respectively.This product includes daily mean Soil Moisture (SM). Among the water surface emissivity at AMSR observing frequencies, the emissivity is larger at the higher frequency than at the lower one for both polarizations. The index, the discrepancy between the brightness temperatures at two frequencies divided by one at lower frequency, can be used as an index for surface wetness. The physical quantity unit is %.The provided format is HDF4. The current version of the product is "Version 7". The statistical period is 1 day.The projection method is EQR. The generation unit is global.
ADEOS-II/AMSR L3 Soil Moisture (1day,0.25deg)
The user is entitled to use G-Portal data free of charge without any restrictions (including commercial use) except for the condition about acknowledgement of data credit as stipulated in G-portal terms of use 7.(2).Click [here](https://gportal.jaxa.jp/gpr/index/eula?lang=en) for detailed G-Portal data usage constrains.
EARTH SCIENCE>LAND SURFACE
EARTH SCIENCE>AGRICULTURE>SOILS
ADEOS-II
AMSR
No constraints but users need to be registered with [the G-portal User Registration system](https://gportal.jaxa.jp/gpr/user/regist1?lang=en) to download files.
EARTH SCIENCE
LAND SURFACE
SOILS
Japan Aerospace Exploration Agency (JAXA)
JAPAN
JP/JAXA/SAOC

Climatology Meteorology Atmosphere
ADEOS-II/GLI L2 Cloud Optical Thickness of ice cloud by emission method is obtained from the GLI (Global-Imager) sensor onboard ADEOS-II and produced by the Japan Aerospace Exploration Agency (JAXA). Global environment change has become a worldwide concern in recent years. In order to clarify these environmental changes, the Advanced Earth Observing Satellite (ADEOS-II, renamed "Midori II" after launch) has been developed for the purpose of monitoring the Earth environment using remote sensing technology from space. Midori II carries mission instruments that are particularly dedicated to clarify the water energy cycle and the carbon cycle, and is expected to be utilized for international climate change research programs. GLI an optical sensor that observes the reflected solar radiation from the Earth's surface, including land, oceans and clouds and/or infrared radiation with a multi-channel system for measuring the biological content. The SGLI has an swath of 1600 km. This product is cloud optical thickness of ice cloud which is retrieved from multi-channel radiance (channel 30, 35, 36) applying emission method. The provided format is HDF. The physical quantity unit is none. Map projection is EQR and generation unit is global. The spatial resolution is 0.25 degree and the statistical period is 4 days. The current version of the product is "Version 2".
ADEOS-II/GLI L2 Cloud Optical Thickness of ice cloud by emission method
The user is entitled to use G-Portal data free of charge without any restrictions (including commercial use) except for the condition about acknowledgement of data credit as stipulated in G-portal terms of use 7.(2).Click [here](https://gportal.jaxa.jp/gpr/index/eula?lang=en) for detailed G-Portal data usage constrains.
EARTH SCIENCE>ATMOSPHERE
EARTH SCIENCE>ATMOSPHERE>CLOUDS
ADEOS-II
GLI
No constraints but users need to be registered with [the G-portal User Registration system](https://gportal.jaxa.jp/gpr/user/regist1?lang=en) to download files.
EARTH SCIENCE
ATMOSPHERE
CLOUDS
Japan Aerospace Exploration Agency (JAXA)
JAPAN
JP/JAXA/SAOC

Imagery Base Maps Earth Cover
ADEOS-II/AMSR L3 89.0GHz-V Mean for Brightness Temperature (1month,0.25deg) dataset is obtained from the AMSR sensor onboard ADEOS-II and produced by the Japan Aerospace Exploration Agency (JAXA).The Advanced Earth Observing Satellite-II (ADEOS-II) was launched on December 14, 2002 (Japanese Standard Time). The objective of ADEOS-II was to acquire data to contribute to international global climate change research, as well as for applications such as meteorology and fishery. ADEOS-II operation on orbit was given up on October 31 2003, because sufficient electric power was not available to maintain operation of the satellite.AMSR observes various physical contents concerning to water (H2O) by receiving weak microwaves naturally radiated from the Earth's surface and atmosphere and also regardless of day or night, the presence of clouds. Those sensors aim at collecting global data for mainly understanding the circulation of water and energy.Level 3 data inputs level 1B and level 2 data and projected to the map in accordance with the specified projection technique (Equi-Rectangular (EQR) or Polar Stereographic (PS)), and then averaged temporally and spatially. These statistical values are computed for observation data on ascending orbit and descending orbit respectively.This product includes monthly mean Brightness Temperature at 89.0Hz vertical polarized wave. Values that are calculated from sensor counts and are proportional to the power of observed electromagnetic wave. Unit is Kelvin.The provided format is HDF4. The current version of the product is "Version 7". The statistical period is 1 month.The projection method is EQR and PS. The generation unit is global.
ADEOS-II/AMSR L3 89.0GHz-V Mean for Brightness Temperature (1month,0.25deg)
The user is entitled to use G-Portal data free of charge without any restrictions (including commercial use) except for the condition about acknowledgement of data credit as stipulated in G-portal terms of use 7.(2).Click [here](https://gportal.jaxa.jp/gpr/index/eula?lang=en) for detailed G-Portal data usage constrains.
EARTH SCIENCE>SPECTRAL/ENGINEERING>MICROWAVE
ADEOS-II
AMSR
No constraints but users need to be registered with [the G-portal User Registration system](https://gportal.jaxa.jp/gpr/user/regist1?lang=en) to download files.
EARTH SCIENCE
SPECTRAL/ENGINEERING
MICROWAVE
Japan Aerospace Exploration Agency (JAXA)
JAPAN
JP/JAXA/SAOC

Climatology Meteorology Atmosphere
ADEOS-II/GLI L3 Binned Cloud Effective Particle Radius of ice cloud by emission method (16days,1/4deg) is obtained from the GLI (Global-Imager) sensor onboard ADEOS-II and produced by the Japan Aerospace Exploration Agency (JAXA). Global environment change has become a worldwide concern in recent years. In order to clarify these environmental changes, the Advanced Earth Observing Satellite (ADEOS-II, renamed "Midori II" after launch) has been developed for the purpose of monitoring the Earth environment using remote sensing technology from space. Midori II carries mission instruments that are particularly dedicated to clarify the water energy cycle and the carbon cycle, and is expected to be utilized for international climate change research programs. GLI an optical sensor that observes the reflected solar radiation from the Earth's surface, including land, oceans and clouds and/or infrared radiation with a multi-channel system for measuring the biological content. The SGLI has a swath of 1600 km. This product is cloud effective particle radius of ice cloud which is retrieved from multi-channel radiance (channel 30, 35, 36) applying emission method. This product includes sum, square sum, max, min of each pixel is included.The provided format is HDF. The physical quantity unit is micrometer. The spatial resolution is 1/4 degree and the statistical period is 16 days, also 1 month statistics is available. Map projection is EQR. The generation unit is global. The current version of the product is "Version 2".
ADEOS-II/GLI L3 Binned Cloud Effective Particle Radius of ice cloud by emission method (16days,1/4deg)
EARTH SCIENCE>ATMOSPHERE
EARTH SCIENCE>ATMOSPHERE>CLOUDS
GLI
ATMOSPHERE
CLOUDS

Climatology Meteorology Atmosphere
ADEOS-II/GLI L2 Snow Grain and Impurities is obtained from the GLI (Global-Imager) sensor onboard ADEOS-II and produced by the Japan Aerospace Exploration Agency (JAXA). Global environment change has become a worldwide concern in recent years. In order to clarify these environmental changes, the Advanced Earth Observing Satellite (ADEOS-II, renamed "Midori II" after launch) has been developed for the purpose of monitoring the Earth environment using remote sensing technology from space. Midori II carries mission instruments that are particularly dedicated to clarify the water energy cycle and the carbon cycle, and is expected to be utilized for international climate change research programs. GLI an optical sensor that observes the reflected solar radiation from the Earth's surface, including land, oceans and clouds and/or infrared radiation with a multi-channel system for measuring the biological content. The SGLI has a swath of 1600 km. This product includes snow grain size retrieved with 865nm and 1640nm band, Snow impurities as soot, Snow surface temperature, Surface classification flag.Snow grain size retrieved with 865nm is using GLI channels 5 (0.46 Î¼m) and 19 (0.865 Î¼m), is based on the principle that the reflectance of snow is known to be dependent on snow grain size in the near infra-red (NIR) range and pollution in the visible range. It can be applied at high latitude (polar) as well as mid-latitude regions. The physical quantity is micro meter.Snow grain size retrieved with 1640nm is using GLI channel 28 (1.64 Î¼m) independently to retrieve snow grain size at very top surface. The physical quantity is micro meter. Snow impurities applies lookup tables have been constructed by using atmospheric optical properties obtained from MODTRAN in conjunction with the DISORT radiative transfer code.The bi-directional reflectance of snow is taken into account. In the lookup tables the radiances that would be measured by the satellite instrument are simulated as a function of snow grain size and mass fraction of soot mixed in the snow. The snow grain size and mass fraction of soot are obtained by requiring the simulated radiances to be consistent with the measured ones in both GLI channel 5 and 19. The physical quantity is ppmw. Snow surface temperature is retrieving the sea surface temperature (SST) for an area consisting of a mixture of snow/ice and melt ponds, and the snow/ice surface temperature (IST) for ocean areas covered by snow/ice. This product is only for the polar regions and for the use with GLI channel 35 and 36. The physical quantity is Kelvin. Surface classification flag uses L2A_LC data in channels 8,13, 17, 19, 24, 27, 30, 31, 34, 35 and 36 is used as input to this product. The output of the cloudy/clear and snow/sea-ice discriminator algorithm will be an 8-bit word for each field of view. It includes information about whether a view of the surface is obstructed by cloud and the surface type for each pixel. There are four levels of confidence to indicate whether a pixel is judged to be cloudy or clear. The physical quantity is dimensionless. The provided format is HDF. Map projection is EQR and PS. Generation unit is zone. The spatial resolution is 1 km and the statistical period is 16 days. The current version of the product is "Version 2".
ADEOS-II/GLI L2 Snow Grain and Impurities
EARTH SCIENCE>CRYOSPHERE
EARTH SCIENCE>ATMOSPHERE
EARTH SCIENCE>TERRESTRIAL HYDROSPHERE>SNOW/ICE
EARTH SCIENCE>ATMOSPHERE>PRECIPITATION
GLI
CRYOSPHERE
ATMOSPHERE
SNOW/ICE
PRECIPITATION

Oceans
ADEOS-II/GLI L3 STA Map Bulk Sea surface temperature (all data averaged) (1day,9km) is obtained from the GLI (Global-Imager) sensor onboard ADEOS-II and produced by the Japan Aerospace Exploration Agency (JAXA). Global environment change has become a worldwide concern in recent years. In order to clarify these environmental changes, the Advanced Earth Observing Satellite (ADEOS-II, renamed "Midori II" after launch) has been developed for the purpose of monitoring the Earth environment using remote sensing technology from space. Midori II carries mission instruments that are particularly dedicated to clarify the water energy cycle and the carbon cycle, and is expected to be utilized for international climate change research programs. GLI an optical sensor that observes the reflected solar radiation from the Earth's surface, including land, oceans and clouds and/or infrared radiation with a multi-channel system for measuring the biological content. The SGLI has a swath of 1600 km. This product includes Sea surface temperature (all data averaged) which applied the cloud detection and the atmospheric correction. The former is the process to find clear, or no cloud-contaminated, pixels in the image. The combination of the threshold tests is used to detect clouds. The latter is needed to obtain SST of clear pixels from the brightness temperatures observed by GLI. This product is the representative values, which are estimated from level 3 binned products and projected onto map. The provided format is HDF. The physical quantity is Kelvin. The spatial resolution is 9 km. The statistical period is 1 day, also 8 days and 1month statistics are available. The projection method is EQR. The generation unit is Global. The current version of the product is "Version 2".
ADEOS-II/GLI L3 STA Map Bulk Sea surface temperature (all data averaged) (1day,9km)
EARTH SCIENCE>OCEANS
EARTH SCIENCE>OCEANS>OCEAN TEMPERATURE
OCEANS
OCEAN TEMPERATURE

Oceans
ADEOS-II/AMSR L3 Snow Water Equivalent (1month,0.25deg) dataset is obtained from the AMSR sensor onboard ADEOS-II and produced by the Japan Aerospace Exploration Agency (JAXA).The Advanced Earth Observing Satellite-II (ADEOS-II) was launched on December 14, 2002 (Japanese Standard Time). The objective of ADEOS-II was to acquire data to contribute to international global climate change research, as well as for applications such as meteorology and fishery. ADEOS-II operation on orbit was given up on October 31 2003, because sufficient electric power was not available to maintain operation of the satellite.AMSR observes various physical contents concerning to water (H2O) by receiving weak microwaves naturally radiated from the Earth's surface and atmosphere and also regardless of day or night, the presence of clouds. Those sensors aim at collecting global data for mainly understanding the circulation of water and energy.Level 3 data inputs level 1B and level 2 data and projected to the map in accordance with the specified projection technique (Equi-Rectangular (EQR) or Polar Stereographic (PS)), and then averaged temporally and spatially. These statistical values are computed for observation data on ascending orbit and descending orbit respectively.This product includes monthly mean Snow Water Equivalent (SWE). The scattering behavior of snow can be exploited to detect the presence of snow on the ground. Having detected the snow, it is then possible to estimate the snow depth of the pack using the degree of scattering. The physical quantity unit is cm.The provided format is HDF4. The current version of the product is "Version 7". The statistical period is 1 month.The projection method is EQR and PS. The generation unit is global.
ADEOS-II/AMSR L3 Snow Water Equivalent (1month,0.25deg)
EARTH SCIENCE>CRYOSPHERE
EARTH SCIENCE>TERRESTRIAL HYDROSPHERE>SNOW/ICE
AMSR
CRYOSPHERE
SNOW/ICE

Environment
ADEOS-II/GLI L3 STA Map Snow grain size retrieved with 865nm band (1month,1/12deg) is obtained from the GLI (Global-Imager) sensor onboard ADEOS-II and produced by the Japan Aerospace Exploration Agency (JAXA). Global environment change has become a worldwide concern in recent years. In order to clarify these environmental changes, the Advanced Earth Observing Satellite (ADEOS-II, renamed "Midori II" after launch) has been developed for the purpose of monitoring the Earth environment using remote sensing technology from space. Midori II carries mission instruments that are particularly dedicated to clarify the water energy cycle and the carbon cycle, and is expected to be utilized for international climate change research programs. GLI an optical sensor that observes the reflected solar radiation from the Earth's surface, including land, oceans and clouds and/or infrared radiation with a multi-channel system for measuring the biological content. The SGLI has a swath of 1600 km. This product includes snow grain size retrieved with 865nm is using GLI channels 5 (0.46 Î¼m) and 19 (0.865 Î¼m) which is based on the principle that the reflectance of snow is known to be dependent on snow grain size in the near infra-red (NIR) range and pollution in the visible range. The physical quantity is micro meter. This product is the representative values, which are estimated from level 3 binned products and projected onto map. The provided format is HDF. The spatial resolution is 1/12 degree and the statistical period is 1 month, also 16 days statistics is available. Map projection is EQR and PS. The generation unit is Global, North and South Hemisphere. The current version of the product is "Version 2".
ADEOS-II/GLI L3 STA Map Snow grain size retrieved with 865nm band (1month,1/12deg)
EARTH SCIENCE>CRYOSPHERE
EARTH SCIENCE>TERRESTRIAL HYDROSPHERE>SNOW/ICE
CRYOSPHERE
SNOW/ICE

Imagery Base Maps Earth Cover
ADEOS-II/AMSR L3 6GHz-H Mean for Brightness Temperature (1month,0.25deg) dataset is obtained from the AMSR sensor onboard ADEOS-II and produced by the Japan Aerospace Exploration Agency (JAXA).The Advanced Earth Observing Satellite-II (ADEOS-II) was launched on December 14, 2002 (Japanese Standard Time). The objective of ADEOS-II was to acquire data to contribute to international global climate change research, as well as for applications such as meteorology and fishery. ADEOS-II operation on orbit was given up on October 31 2003, because sufficient electric power was not available to maintain operation of the satellite.AMSR observes various physical contents concerning to water (H2O) by receiving weak microwaves naturally radiated from the Earth's surface and atmosphere and also regardless of day or night, the presence of clouds. Those sensors aim at collecting global data for mainly understanding the circulation of water and energy.Level 3 data inputs level 1B and level 2 data and projected to the map in accordance with the specified projection technique (Equi-Rectangular (EQR) or Polar Stereographic (PS)), and then averaged temporally and spatially. These statistical values are computed for observation data on ascending orbit and descending orbit respectively.This product includes monthly mean Brightness Temperature at 6GHz horizontal polarized wave. Values that are calculated from sensor counts and are proportional to the power of observed electromagnetic wave. Unit is Kelvin.The provided format is HDF4. The current version of the product is "Version 7". The statistical period is 1 month.The projection method is PS and EQR. The generation unit is global.
ADEOS-II/AMSR L3 6GHz-H Mean for Brightness Temperature (1month,0.25deg)
EARTH SCIENCE>SPECTRAL/ENGINEERING>MICROWAVE
SPECTRAL/ENGINEERING
MICROWAVE

ADEOS-II/GLI L2 Cloud Optical Thickness of ice cloud by reflection method is obtained from the GLI (Global-Imager) sensor onboard ADEOS-II and produced by the Japan Aerospace Exploration Agency (JAXA). Global environment change has become a worldwide concern in recent years. In order to clarify these environmental changes, the Advanced Earth Observing Satellite (ADEOS-II, renamed "Midori II" after launch) has been developed for the purpose of monitoring the Earth environment using remote sensing technology from space. Midori II carries mission instruments that are particularly dedicated to clarify the water energy cycle and the carbon cycle, and is expected to be utilized for international climate change research programs. GLI an optical sensor that observes the reflected solar radiation from the Earth's surface, including land, oceans and clouds and/or infrared radiation with a multi-channel system for measuring the biological content. The SGLI has a swath of 1600 km. This product is cloud optical thickness of ice cloud applying emission method. Undesirable radiation components such as ground-reflected solar radiation and thermal radiation are guessed from satellite-received radiances in channels 13 or 19 (678 or 865 nm), 30 (3.715 Î¼m) and 35 (10.8 Î¼m) of GLI and subtracted from radiances in channels 13 and 30 to derive the reflected solar radiation of a cloud layer which includes information about cloud microphysical properties. This method can be applied to a broad range of water clouds from semi-transparent to thick clouds. The provided format is HDF. The physical quantity unit is none. Map projection is EQR and generation unit is global. The spatial resolution is 0.25 degree and the statistical period is 4 days. The current version of the product is "Version 2".
ADEOS-II/GLI Cloud Optical Thickness of ice cloud by reflection method ( i r: ice cloud reflectance)
EARTH SCIENCE>ATMOSPHERE>CLOUDS
CLOUDS