A Fundamental Climate Data Record of SMMR, SSM/I, and SSMIS brightness temperatures
The Fundamental Climate Data Record (FCDR) of Microwave Imager Radiances from the Satellite Application Facility on Climate Monitoring (CM SAF) comprises inter-calibrated and homogenized brightness temperatures from the Scanning Multichannel Microwave Radiometer (SMMR), the Special Sensor Microwave/...
Published in: | Earth System Science Data |
---|---|
Main Authors: | , , , |
Format: | Article in Journal/Newspaper |
Language: | English |
Published: |
Copernicus Publications
2020
|
Subjects: | |
Online Access: | https://doi.org/10.5194/essd-12-647-2020 https://doaj.org/article/05086f969b514d29a31d5f895efc9a7a |
id |
ftdoajarticles:oai:doaj.org/article:05086f969b514d29a31d5f895efc9a7a |
---|---|
record_format |
openpolar |
spelling |
ftdoajarticles:oai:doaj.org/article:05086f969b514d29a31d5f895efc9a7a 2023-05-15T18:18:48+02:00 A Fundamental Climate Data Record of SMMR, SSM/I, and SSMIS brightness temperatures K. Fennig M. Schröder A. Andersson R. Hollmann 2020-03-01T00:00:00Z https://doi.org/10.5194/essd-12-647-2020 https://doaj.org/article/05086f969b514d29a31d5f895efc9a7a EN eng Copernicus Publications https://www.earth-syst-sci-data.net/12/647/2020/essd-12-647-2020.pdf https://doaj.org/toc/1866-3508 https://doaj.org/toc/1866-3516 doi:10.5194/essd-12-647-2020 1866-3508 1866-3516 https://doaj.org/article/05086f969b514d29a31d5f895efc9a7a Earth System Science Data, Vol 12, Pp 647-681 (2020) Environmental sciences GE1-350 Geology QE1-996.5 article 2020 ftdoajarticles https://doi.org/10.5194/essd-12-647-2020 2022-12-31T05:36:31Z The Fundamental Climate Data Record (FCDR) of Microwave Imager Radiances from the Satellite Application Facility on Climate Monitoring (CM SAF) comprises inter-calibrated and homogenized brightness temperatures from the Scanning Multichannel Microwave Radiometer (SMMR), the Special Sensor Microwave/Imager (SSM/I), and the Special Sensor Microwave Imager/Sounder SSMIS radiometers. It covers the time period from October 1978 to December 2015 including all available data from the SMMR radiometer aboard Nimbus-7 and all SSM/I and SSMIS radiometers aboard the Defense Meteorological Satellite Program (DMSP) platforms. SMMR, SSM/I, and SSMIS data are used for a variety of applications, such as analyses of the hydrological cycle, remote sensing of sea ice, or as input into reanalysis projects. The improved homogenization and inter-calibration procedure ensures the long-term stability of the FCDR for climate-related applications. All available raw data records from different sources have been reprocessed to a common standard, starting with the calibration of the raw Earth counts, to ensure a completely homogenized data record. The data processing accounts for several known issues with the instruments and corrects calibration anomalies due to along-scan inhomogeneity, moonlight intrusions, sunlight intrusions, and emissive reflector. Corrections for SMMR are limited because the SMMR raw data records were not available. Furthermore, the inter-calibration model incorporates a scene dependent inter-satellite bias correction and a non-linearity correction in the instrument calibration. The data files contain all available original sensor data (SMMR: Pathfinder level 1b) and metadata to provide a completely traceable climate data record. Inter-calibration and Earth incidence angle normalization offsets are available as additional layers within the data files in order to keep this information transparent to the users. The data record is complemented with noise-equivalent temperatures (Ne Δ T), quality flags, surface types, and ... Article in Journal/Newspaper Sea ice Directory of Open Access Journals: DOAJ Articles Earth System Science Data 12 1 647 681 |
institution |
Open Polar |
collection |
Directory of Open Access Journals: DOAJ Articles |
op_collection_id |
ftdoajarticles |
language |
English |
topic |
Environmental sciences GE1-350 Geology QE1-996.5 |
spellingShingle |
Environmental sciences GE1-350 Geology QE1-996.5 K. Fennig M. Schröder A. Andersson R. Hollmann A Fundamental Climate Data Record of SMMR, SSM/I, and SSMIS brightness temperatures |
topic_facet |
Environmental sciences GE1-350 Geology QE1-996.5 |
description |
The Fundamental Climate Data Record (FCDR) of Microwave Imager Radiances from the Satellite Application Facility on Climate Monitoring (CM SAF) comprises inter-calibrated and homogenized brightness temperatures from the Scanning Multichannel Microwave Radiometer (SMMR), the Special Sensor Microwave/Imager (SSM/I), and the Special Sensor Microwave Imager/Sounder SSMIS radiometers. It covers the time period from October 1978 to December 2015 including all available data from the SMMR radiometer aboard Nimbus-7 and all SSM/I and SSMIS radiometers aboard the Defense Meteorological Satellite Program (DMSP) platforms. SMMR, SSM/I, and SSMIS data are used for a variety of applications, such as analyses of the hydrological cycle, remote sensing of sea ice, or as input into reanalysis projects. The improved homogenization and inter-calibration procedure ensures the long-term stability of the FCDR for climate-related applications. All available raw data records from different sources have been reprocessed to a common standard, starting with the calibration of the raw Earth counts, to ensure a completely homogenized data record. The data processing accounts for several known issues with the instruments and corrects calibration anomalies due to along-scan inhomogeneity, moonlight intrusions, sunlight intrusions, and emissive reflector. Corrections for SMMR are limited because the SMMR raw data records were not available. Furthermore, the inter-calibration model incorporates a scene dependent inter-satellite bias correction and a non-linearity correction in the instrument calibration. The data files contain all available original sensor data (SMMR: Pathfinder level 1b) and metadata to provide a completely traceable climate data record. Inter-calibration and Earth incidence angle normalization offsets are available as additional layers within the data files in order to keep this information transparent to the users. The data record is complemented with noise-equivalent temperatures (Ne Δ T), quality flags, surface types, and ... |
format |
Article in Journal/Newspaper |
author |
K. Fennig M. Schröder A. Andersson R. Hollmann |
author_facet |
K. Fennig M. Schröder A. Andersson R. Hollmann |
author_sort |
K. Fennig |
title |
A Fundamental Climate Data Record of SMMR, SSM/I, and SSMIS brightness temperatures |
title_short |
A Fundamental Climate Data Record of SMMR, SSM/I, and SSMIS brightness temperatures |
title_full |
A Fundamental Climate Data Record of SMMR, SSM/I, and SSMIS brightness temperatures |
title_fullStr |
A Fundamental Climate Data Record of SMMR, SSM/I, and SSMIS brightness temperatures |
title_full_unstemmed |
A Fundamental Climate Data Record of SMMR, SSM/I, and SSMIS brightness temperatures |
title_sort |
fundamental climate data record of smmr, ssm/i, and ssmis brightness temperatures |
publisher |
Copernicus Publications |
publishDate |
2020 |
url |
https://doi.org/10.5194/essd-12-647-2020 https://doaj.org/article/05086f969b514d29a31d5f895efc9a7a |
genre |
Sea ice |
genre_facet |
Sea ice |
op_source |
Earth System Science Data, Vol 12, Pp 647-681 (2020) |
op_relation |
https://www.earth-syst-sci-data.net/12/647/2020/essd-12-647-2020.pdf https://doaj.org/toc/1866-3508 https://doaj.org/toc/1866-3516 doi:10.5194/essd-12-647-2020 1866-3508 1866-3516 https://doaj.org/article/05086f969b514d29a31d5f895efc9a7a |
op_doi |
https://doi.org/10.5194/essd-12-647-2020 |
container_title |
Earth System Science Data |
container_volume |
12 |
container_issue |
1 |
container_start_page |
647 |
op_container_end_page |
681 |
_version_ |
1766195514816069632 |