.. _VisZeroPoint:

=====================
Vis Zero PointProduct
=====================

$SetSchemaPath vis/euc-vis-ZeroPoint.xsd
  
Data product name
=================
.. DataProductNameStart
   
$PrintDataProductName
   
.. DataProductNameEnd
   
Data product custodian
======================
.. DataProductCustodianStart
   
$PrintDataProductCustodian
   
.. DataProductCustodianEnd
   
Name of the Schema file
=======================
.. NameSchemaStart
   
$PrintSchemaFilename
   
.. NameSchemaEnd

Last Edited for DPDD Version
============================
.. NameSchemaStart
   
1.1
   
.. NameSchemaEnd

Processing Element(s) creating/using the data product
=====================================================
.. PECreatorStart

ZeroPoint

.. PECreatorEnd
   
Processing function using the data product
==========================================
.. PFUsingStart

VIS

.. PFUsingEnd

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

Yes

.. PFUsingEnd

Data product elements
=====================
.. DataProductElementsStart

$PrintDataProductElements

.. DataProductElementsEnd
   
Detailed description of the data product
========================================
.. DetailedDescStart

Data product definition referencing a dictionary in a JSON file containing the photometric zero point computed on the whole VIS FPA and its standard deviation. 

The JSON file also contain the value of the aperture corection and its error.

The zero point is computed using a spectrophotometric standards present in the selfcal field.

Changes introduced by the PF version
------------------------------------

PF 15.0
*******

* Add observation date start and end.

.. DetailedDescEnd