.. _VisBFEModel:

===========================
Vis Brighter Fatter Product
===========================

Metadata
______________________

+------------------------------------------------+----------------------------------------------------------------------------------------------+
| Data product name                              | DpdVisBFEModel                                                                               |
+------------------------------------------------+----------------------------------------------------------------------------------------------+
| Data product custodian                         | VIS                                                                                          |
+------------------------------------------------+----------------------------------------------------------------------------------------------+
| Name of the Schema file                        | .. raw:: html                                                                                |
|                                                |                                                                                              |
|                                                | `euc-vis-BFEModel.xsd <https://gitlab.euclid-sgs.uk/ST-DM/ST_DataModel/-/blob/10.1.2/ST_DM_S |
|                                                | chema/auxdir/ST_DM_Schema/dpd/vis/euc-vis-BFEModel.xsd>`_                                    |
+------------------------------------------------+----------------------------------------------------------------------------------------------+
| Processing Element(s) creating/using the data  | BFEModel                                                                                     |
| product                                        |                                                                                              |
+------------------------------------------------+----------------------------------------------------------------------------------------------+
| Processing function using the data product     | VIS                                                                                          |
+------------------------------------------------+----------------------------------------------------------------------------------------------+

Proposed for inclusion in EAS/SAS
==========================================
.. PFUsingStart

Yes

.. PFUsingEnd

Data product elements
=====================
+--------------+----------------------------------------------+
| Header       | object of type sys:genericHeader             |
+--------------+----------------------------------------------+
| Data         | object of type vis:visFileContainerData      |
+--------------+----------------------------------------------+
| QualityFlags | object of type dqc:sqfPlaceHolder            |
+--------------+----------------------------------------------+
| Parameters   | object of type ppr:genericKeyValueParameters |
+--------------+----------------------------------------------+
   
Detailed description of the data product
========================================
.. DetailedDescStart

This product is a FITS file containing one BFE correction kernel per VIS FPA quadrant.

The BFE kernel was computed on 40k ADU flatfields taken during PV phase.

**Name of file:**

``EUC_VIS_MDL-BFE__[YYYYMMDDThhmmss.s]Z.fits``

where the date is the production date.

Data header
-----------

================  ===========================================
Primary header
================  ===========================================
SIMPLE                       conforms to FITS standard
BITPIX                    array data type
NAXIS                       number of array dimensions
NAXIS1                     
EXTEND                      
================  ===========================================

================  ===========================================
Extension header
================  ===========================================
XTENSION              Image extension
BITPIX                    array data type
NAXIS                       number of array dimensions
NAXIS1                    
NAXIS2                   
PCOUNT                      number of parameters
GCOUNT                      number of groups
EXTNAME 

================  ===========================================

.. DetailedDescEnd