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| data_access [2022/03/10 14:40] – [Related documentation] aebic | data_access [2025/03/31 08:23] (current) – pdebuyl |
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| This page provides the minimal information needed to access the near real time data from the GERB instruments. | This page provides the minimal information needed to access the near real time data from the GERB instruments. |
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| | ===== Current status ===== |
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| | We provide near real time access to the GERB 3 and GERB 1 instruments as well as some data releases at the locations listed below. The edition 1 release can be found at CEDA: https://data.ceda.ac.uk/badc/gerb/ |
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| | * Anonymous HTTP and FTP access: |
| | * You can find G3 NRT data (unvalidated and should //not// be used for quantitative scientific studies) [[https://gerb.oma.be/public/GERB/NRT_G3/|here]] and with anonymous FTP (server gerb.oma.be). |
| | * You can find G1 NRT data (unvalidated and should //not// be used for quantitative scientific studies) [[https://gerb.oma.be/public/GERB/NRT_G1/|here]] and with anonymous FTP (server gerb.oma.be). |
| | * The GERB 4 V100 dataset (2018-2023) can be found [[https://gerb.oma.be/public/GERB/V100/|here]] and with anonymous FTP (server gerb.oma.be). Please read the [[this>/Documents/RMIB-GERB-RN-0045-V01.pdf|Release information for the GERB 4 V100 dataset]]. |
| | * Registered FTP (ROLSS): The data of our registered FTP is currently not available. |
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| | **Following a severe outage of our storage systems in 2023, there is currently no |
| | data available in our registered FTP server.** |
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| ===== Generalities ===== | ===== Generalities ===== |
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| The [[https://gerb.oma.be/gerb_data|ROLSS]] provides near real-time Level 2.0 (radiances and fluxes) data from the GERB instruments. This FTP site aims to provide data to the user community within less than 4 hours. The data are automatically removed from the site after 40 days. The long term archive of the Edition ARG products is hosted on the [[http://ggsps.rl.ac.uk|GGSPS]] at RAL and at the British Atmospheric Data Centre (BADC). | The [[this>/gerb_data|ROLSS]] provides near real-time Level 2.0 (radiances and fluxes) data from the GERB instruments. This FTP site aims to provide data to the user community within less than 4 hours. The data are automatically removed from the site after 40 days. The long term archive of the Edition ARG products is hosted on the [[http://ggsps.rl.ac.uk|GGSPS]] at RAL and at the British Atmospheric Data Centre (BADC). |
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| The full archive of all GERB level 2 data (all instruments and all formats) is also available on the ROLSS, in the directory "Archive". | The full archive of all GERB level 2 data (all instruments and all formats) is also available on the ROLSS, in the directory "Archive". |
| ===== Data access ===== | ===== Data access ===== |
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| The use of the data is subject to a careful reading of the [[https://gerb.oma.be/Documents/gerbdatapolicy.pdf|GERB Data Policy]], the [[https://gerb.oma.be/Documents/GERBED1_ARG_QS.pdf|GERB Edition-1 Quality Summary]], and the [[http://gerb.oma.be/people/gerb/JASR9203.pdf|GERB Edition-1 Release Paper]]. To access to the near real-time data using FTP, follow these steps: | The use of the data is subject to a careful reading of the [[this>/Documents/gerbdatapolicy.pdf|GERB Data Policy]], the [[this>/Documents/GERBED1_ARG_QS.pdf|GERB Edition-1 Quality Summary]], and the [[this>/people/gerb/JASR9203.pdf|GERB Edition-1 Release Paper]]. To access to the near real-time data using FTP, follow these steps: |
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| - [[https://gerb.oma.be/mailman/listinfo/rolss/|Register to the ROLSS mailing list]]. | - [[this>/mailman/listinfo/rolss/|Register to the ROLSS mailing list]]. |
| - Keep the username (email address in lower case) and password submitted. | - Keep the username (email address in lower case) and password submitted. |
| - Wait for the confirmation email of the list. | - Wait for the confirmation email of the list. |
| - Access the data through FTP on "gerb.oma.be" using your username and password. | - Access the data through FTP on "gerb.oma.be" or through HTTPS at [[this>/gerb_data/|https://gerb.oma.be/gerb_data/]] using your username and password. |
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| ===== Currently available "archive" data ===== | ===== Currently available "archive" data ===== |
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| In the directory "Archive" you will find the full data record of GERB level 2. The data are provided in subdirectories | In the directory "Archive" you will find the full data record of GERB level 2. The data are provided in subdirectories (for the 0° GERB service): |
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| Archive/G2/SEV1 (from 1st Feb. 2004 to 30 Apr. 2007) | Archive/G2/SEV1 (GERB2 on MSG1 from 1 Feb. 2004 to 30 Apr. 2007) |
| Archive/G1/SEV2 (from 1st May 2007 to 19 Feb. 2013) | Archive/G1/SEV2 (GERB1 on MSG2 from 1 May. 2007 to 19 Feb. 2013) |
| | Archive/G3/SEV3 (GERB3 on MSG3 from 24 Apr. 2015 to 11 Feb. 2018) |
| | Archive/G4/SEV4 (GERB4 on MSG4 from 11 Jan. 2018 to present) |
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| of the ROLSS FTP site [[https://gerb.oma.be/gerb_data|gerb.oma.be]]. | of the ROLSS FTP site [[this>/gerb_data|gerb.oma.be]]. The IODC data are not yet available on this FTP. |
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| We strongly recommend using a FTP command-like client. | We strongly recommend using a FTP command-like client. |
| G1_SEV2_L20_BARG_SGEO_M15_R50 Geolocation GERB-res/15' (BARG) | G1_SEV2_L20_BARG_SGEO_M15_R50 Geolocation GERB-res/15' (BARG) |
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| G1_SEV2_L20A_HR_SOL_TH Archive High-Resolution (SHI full disk) | G1_SEV2_L20A_HR_SOL_TH Archive High-Resolution (HR full disk) |
| G1_SEV2_L20_HR_GEO Geolocation High-Resolution (SHI full disk) | G1_SEV2_L20_HR_GEO Geolocation High-Resolution (HR full disk) |
| G1_SEV2_L20_HR_STATION Stations High-Resolution (SHI stations) | G1_SEV2_L20_HR_STATION Stations High-Resolution (HR stations) |
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| G1_SEV2_L20_HR_SOL_EUROPE Shortwave High-res Europe (SHI Europe) | |
| G1_SEV2_L20_HR_TH_EUROPE Longwave High-res Europe (SHI Europe) | |
| G1_SEV2_L20_HR_GEO_EUROPE Geolocation High-res Europe (SHI Europe) | |
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| For GERB2, just change G1_SEV2 into G2_SEV1. | G1_SEV2_L20_HR_SOL_EUROPE Shortwave High-res Europe (HR Europe) |
| | G1_SEV2_L20_HR_TH_EUROPE Longwave High-res Europe (HR Europe) |
| | G1_SEV2_L20_HR_GEO_EUROPE Geolocation High-res Europe (HR Europe) |
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| For GERB3, the prefix should be G3_SEV3 as this instrument is processed using SEVIRI data from MSG3 (thus SEV3). Note that currently we do not provide any GERB3 data (still in calibration/validation stage). | For GERB2/3/4, just change the prefix into G2_SEV1, G3_SEV3 or G4_SEV4. |
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| * [[gerb_formats|GERB data format web page]] | * [[gerb_formats|GERB data format web page]] |
| * MSG-RMIB-GE-UG : L2 RMIB products user guide [[https://gerb.oma.be/Documents/GERB_userguide_V2_3.pdf]] | * MSG-RMIB-GE-UG : L2 RMIB products user guide [[this>/Documents/GERB_userguide_V2_3.pdf|GERB L2 User Guide]] |
| * Data format: web pages for [[http://www.hdfgroup.org/HDF5/|HDF5]] | * Data format: web pages for [[http://www.hdfgroup.org/HDF5/|HDF5]] |
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| For more information contact the GERB team at <gerb@meteo.be> | For more information contact the GERB team at <gerb@meteo.be> |
