devel:eubrewnetconfiguration
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devel:eubrewnetconfiguration [2022/06/28 07:35] – [UV response] jlsolano | devel:eubrewnetconfiguration [2024/08/26 14:13] (current) – [Slit Function] jlsolano | ||
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====== Brewer Configuration constants ====== | ====== Brewer Configuration constants ====== | ||
===== Configuration Upload ===== | ===== Configuration Upload ===== | ||
- | For a correct understanding of the Configuration Upload Interface, please take a look at the [[http://www.eubrewnet.org/ | + | For a correct understanding of the Configuration Upload Interface, please take a look at the [[http:// |
===== Constants ===== | ===== Constants ===== | ||
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For the UV temperature correction, the user has to provide | For the UV temperature correction, the user has to provide | ||
- | * A field with a reference temperature ('' | + | |
- | * A table with one row for each wavelength (in Angströms) and the corresponding temperature dependence factor ('' | + | |
All this information can be obtained by the experimental characterization described in [[https:// | All this information can be obtained by the experimental characterization described in [[https:// | ||
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In the level 1.5 UV product, these data are used to calculate irradiances normalized to the reference temperature, | In the level 1.5 UV product, these data are used to calculate irradiances normalized to the reference temperature, | ||
+ | ---- | ||
+ | |||
+ | ==== Slit Function ==== | ||
+ | |||
+ | For the SHICRIVM processing of the irradiances at UV level 2, a slit function specific to the selected Brewer must be defined in the UV configuration. | ||
+ | |||
+ | The Brewer operator has to provide a table with with one row for each wavelength difference (in nm) with respect to the center of the slit (at position 0), and the corresponding counts normalized to the maximum at the center. | ||
+ | |||
+ | If the Brewer slit has not been experimentally characterized, | ||
+ | |||
+ | < | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | | ||
+ | 0.0000 | ||
+ | 0.0500 | ||
+ | 0.1000 | ||
+ | 0.1500 | ||
+ | 0.2000 | ||
+ | 0.2500 | ||
+ | 0.3000 | ||
+ | 0.3500 | ||
+ | 0.4000 | ||
+ | 0.4500 | ||
+ | 0.5000 | ||
+ | 0.5500 | ||
+ | 0.6000 | ||
+ | 0.6500 | ||
+ | 0.7000 | ||
+ | 0.7500 | ||
+ | 0.8000 | ||
+ | 0.8500 | ||
+ | 0.9000 | ||
+ | 0.9500 | ||
+ | 1.0000 | ||
+ | </ | ||
+ | |||
+ | |||
+ | ---- | ||
==== Cosine Correction ==== | ==== Cosine Correction ==== | ||
In the configuration, | In the configuration, | ||
- | * A table with five columns: angle (between 0 and 90 degrees), and angular responses in the N, S, W, and E directions (**as of February 2022, only the angular response in the N direction is used**) | + | |
+ | |||
+ | {{ : | ||
- | * Fields with default values for the albedo, Angström' | + | |
- | * A table with 5 columns: date (in YYYY-MM-DD format), albedo, Angström' | + | |
- | To calculate the cosine correction in the level 2 UV product, we use a modified version of the [[https:// | + | These data are used to calculate the cosine correction in the level 1.6 UV product. For the calculation itself |
==== Exclusion List ==== | ==== Exclusion List ==== | ||
- | Finally, level 1.5 and 2.0 UV products | + | Finally, |
---- | ---- | ||
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As with any other parameter defined as a filter (see the documentation of the [[codes: | As with any other parameter defined as a filter (see the documentation of the [[codes: | ||
- | http://rbcce.aemet.es/ | + | http://eubrewnet.aemet.es/ |
This will give a list of all the L1.5 individual measurements. If there are measurements affected by the Exclusion List, they will have a value greater or equal than 32 in the filter_flag field. | This will give a list of all the L1.5 individual measurements. If there are measurements affected by the Exclusion List, they will have a value greater or equal than 32 in the filter_flag field. | ||
- | If the data has been completely processed, a call using the standard get function (e.g., http://rbcce.aemet.es/ | + | If the data has been completely processed, a call using the standard get function (e.g., http://eubrewnet.aemet.es/ |
---- | ---- | ||
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So, if you try to open | So, if you try to open | ||
- | http://rbcce.aemet.es/ | + | http://eubrewnet.aemet.es/ |
in your browser, you will not get any data. | in your browser, you will not get any data. | ||
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However, if you add ''& | However, if you add ''& | ||
- | http://rbcce.aemet.es/ | + | http://eubrewnet.aemet.es/ |
you will now get the campaign' | you will now get the campaign' | ||
Note that, instead of '' | Note that, instead of '' | ||
+ |
devel/eubrewnetconfiguration.1656401731.txt.gz · Last modified: 2022/06/28 07:35 by jlsolano