Jeffrey S. Czapla-Myers
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View article: Landsat 8 and 9 Underfly International Surface Reflectance Validation Collaboration
Landsat 8 and 9 Underfly International Surface Reflectance Validation Collaboration Open
During the launch and path to its final orbit, the Landsat 9 satellite performed a once in a mission lifetime maneuver as it passed beneath Landsat 8, resulting in near coincident data collection. This maneuver provided ground validation t…
View article: The Ground-Based Absolute Radiometric Calibration of the Landsat 9 Operational Land Imager
The Ground-Based Absolute Radiometric Calibration of the Landsat 9 Operational Land Imager Open
This paper presents the initial vicarious radiometric calibration results for Landsat 9 OLI using a combination of ground-based techniques and test sites located in Nevada, California, and South Dakota, USA. The field data collection metho…
View article: Intercomparison of Landsat Operational Land Imager and Terra Advanced Spaceborne Thermal Emission and Reflection Radiometer Radiometric Calibrations Using Radiometric Calibration Network Data
Intercomparison of Landsat Operational Land Imager and Terra Advanced Spaceborne Thermal Emission and Reflection Radiometer Radiometric Calibrations Using Radiometric Calibration Network Data Open
This paper presents a comprehensive intercomparison study investigating the radiometric performance of and concurrence among the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER), Landsat 8 Operational Land Imager (L8 …
View article: Intercomparison of Landsat OLI and Terra ASTER solar reflective calibrations using the Radiometric Calibration Network data from Railroad Valley, Nevada
Intercomparison of Landsat OLI and Terra ASTER solar reflective calibrations using the Radiometric Calibration Network data from Railroad Valley, Nevada Open
This paper presents an intercomparison study between the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) and Landsat 8 Operational Land Imager (OLI) using data from the Radiometric Calibration Network (RadCalNet). Th…
View article: The University of Arizona's radiometric calibration test site (RadCaTS): lessons learned after 10 years in operation at Railroad Valley, Nevada
The University of Arizona's radiometric calibration test site (RadCaTS): lessons learned after 10 years in operation at Railroad Valley, Nevada Open
The Radiometric Calibration Test Site (RadCaTS) was developed by the Remote Sensing Group of the Wyant College of Optical Sciences at the University of Arizona in the early 2000s. During the prototyping phase, RadCaTS was used to supplemen…
View article: Vicarious Calibration of eMAS, AirMSPI, and AVIRIS Sensors During FIREX-AQ
Vicarious Calibration of eMAS, AirMSPI, and AVIRIS Sensors During FIREX-AQ Open
Remote sensing instruments, both aircraft and on-orbit platforms, undergo extensive laboratory calibrations to determine their geometric, spectral, and radiometric responses. Additional in-flight radiometric calibrations can be performed u…
View article: Calibration and Validation of Earth-Observing Sensors Using The Radiometric Calibration Test Site (RadCaTS) at Railroad Valley, Nevada, USA
Calibration and Validation of Earth-Observing Sensors Using The Radiometric Calibration Test Site (RadCaTS) at Railroad Valley, Nevada, USA Open
<p>The Radiometric Calibration Test Site (RadCaTS) was developed by the University of Arizona to provide satellite operators and the scientific community with daily ground-based data that are appropriate for the radiometric calibrati…
View article: Radiometric Degradation Curves for the ASTER VNIR Processing Using Vicarious and Lunar Calibrations
Radiometric Degradation Curves for the ASTER VNIR Processing Using Vicarious and Lunar Calibrations Open
The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) onboard Terra platform, which was launched in 1999, has three separate subsystems: a visible and near-infrared (VNIR) radiometer, a shortwave-infrared radiometer, a…
View article: RadCalNet: A Radiometric Calibration Network for Earth Observing Imagers Operating in the Visible to Shortwave Infrared Spectral Range
RadCalNet: A Radiometric Calibration Network for Earth Observing Imagers Operating in the Visible to Shortwave Infrared Spectral Range Open
Vicarious calibration approaches using in situ measurements saw first use in the early 1980s and have since improved to keep pace with the evolution of the radiometric requirements of the sensors that are being calibrated. The advantage of…
View article: Post-launch radiometric validation of the GOES-16 Advanced Baseline Imager (ABI)
Post-launch radiometric validation of the GOES-16 Advanced Baseline Imager (ABI) Open
The GOES-16 satellite was launched on 19 Nov 2016, and it became operational as the GOES-East satellite on 18 Dec 2017. The Advanced Baseline Imager (ABI) is one of six instruments onboard GOES-16. It has 16 spectral bands, a spatial resol…
View article: Intercomparison of Field Methods for Acquiring Ground Reflectance at Railroad Valley Playa for Spectral Calibration of Satellite Data
Intercomparison of Field Methods for Acquiring Ground Reflectance at Railroad Valley Playa for Spectral Calibration of Satellite Data Open
Ground reflectance was acquired at the Railroad Valley Playa calibration site in Nevada USA using different methods of collection. The data was collected near the time and date of Landsat 8 OLI and Sentinel-2 satellite overpasses so an int…
View article: Ultra-portable field transfer radiometer for vicarious calibration of earth imaging sensors
Ultra-portable field transfer radiometer for vicarious calibration of earth imaging sensors Open
A small portable transfer radiometer has been developed as part of an effort to ensure the quality of upwelling radiance from test sites used for vicarious calibration in the solar reflective. The test sites are used to predict top-of-atmo…
View article: Sentinel-2A MSI and Landsat-8 OLI radiometric cross comparison over desert sites
Sentinel-2A MSI and Landsat-8 OLI radiometric cross comparison over desert sites Open
The Sentinel-2A and Landsat-8 satellites carry on-board moderate resolution multispectral imagers for the purpose of documenting the Earth's changing surface. Though they are independently built and managed, users will certainly take advan…
View article: Overview of the 2015 Algodones Sand Dunes field campaign to support sensor intercalibration
Overview of the 2015 Algodones Sand Dunes field campaign to support sensor intercalibration Open
Several sites from around the world are being used operationally and are suitable for vicarious calibration of space-borne imaging platforms. However, due to the proximity of these sites (e.g., Libya 4), a rigorous characterization of the …
View article: Earth-observing satellite intercomparison using the Radiometric Calibration Test Site at Railroad Valley
Earth-observing satellite intercomparison using the Radiometric Calibration Test Site at Railroad Valley Open
This paper describes the current ground-based calibration results of Landsat 7 Enhanced Thematic Mapper Plus (ETM+), Landsat 8 Operational Land Imager (OLI), Terra and Aqua Moderate Resolution Imaging Spectroradiometer (MODIS), Suomi Natio…
View article: Calibration and use of an ultra-portable field transfer radiometer for automated vicarious calibration
Calibration and use of an ultra-portable field transfer radiometer for automated vicarious calibration Open
A small portable transfer radiometer has been developed as part of an effort to ensure the quality of upwelling radiance at automated test sites used for vicarious calibration in the solar reflective. The test sites, such as the one locate…
View article: Radiometric Calibration Network for Vicarious Calibration of Earth Observing Imagers in the Reflected Solar
Radiometric Calibration Network for Vicarious Calibration of Earth Observing Imagers in the Reflected Solar Open
A challenge for the scientific community in respect to the ever-increasing number of Earth observing satellite sensors is to ensure that the absolute radiometric calibration of the sensors is harmonized to the same SI-traceable scale. Asse…
View article: Satellite Intercomparison and Validation using the Radiometric Calibration Test Site (RadCaTS) at Railroad Valley, Nevada
Satellite Intercomparison and Validation using the Radiometric Calibration Test Site (RadCaTS) at Railroad Valley, Nevada Open
The Radiometric Calibration Test Site (RadCaTS) is an automated facility developed and operated by the Remote Sensing Group at the College of Optical Sciences at the University of Arizona. It is located at Railroad Valley, Nevada, USA, and…
View article: Landsat-7 ETM+ radiometric calibration status
Landsat-7 ETM+ radiometric calibration status Open
Now in its 17th year of operation, the Enhanced Thematic Mapper + (ETM+), on board the Landsat-7 satellite, continues to systematically acquire imagery of the Earth to add to the 40+ year archive of Landsat data. Characterization of the ET…