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Faculae geometrical characteristics
===================================

.. contents:: Table of contents

not available in DBF

References
~~~~~~~~~~

not available in DBF

Dataset summary
~~~~~~~~~~~~~~~

.. list-table::

  * - **internal_name:**
    - unict_facula_image
  * - **publisher:**
    - not available in DBF
  * - **alph_code:**
    - 5B
  * - **id_tmp:**
    - 91
  * - **short_name:**
    - Facular area
  * - **identifier:**
    - aspis:///unict/unict_facula_image
  * - **dynamic:**
    - Grows in time 16 MB/day
  * - **size:**
    - 16MB
  * - **format:**
    - fits
  * - **type:**
    - image
  * - **records_number:**
    - 10
  * - **time_start:**
    - 2022-09-01
  * - **time_stop:**
    - 2023-10-23
  * - **spatial:**
    - SUN
  * - **messenger:**
    - Photons
  * - **spectral_min:**
    - 
  * - **spectral_max:**
    - 
  * - **spectral_units:**
    - 
  * - **observable:**
    - AR
  * - **latest update:**
    - 2024-03-28 05:08:16

Columns specification
~~~~~~~~~~~~~~~~~~~~~

.. list-table:: 
   :widths: 7 20 15 10 48
   :align: right 
   :header-rows: 1

   * - progr
     - column
     - units
     - type
     - description
   * - 1
     - time
     - UTC
     - datetime
     - UTC - datetime - Acquisition time of the associated image
   * - 2
     - Fac_index
     - index
     - int
     - index of the facular feature
   * - 3
     - Width of Contour
     - arcsec
     - float
     - Width of contoured feature in arcseconds
   * - 4
     - Height of Contour
     - arcsec
     - float
     - Height of contoured feature in arcseconds
   * - 5
     - HGS_Lon
     - deg
     - float
     - Latitude of contoured Sunspot in Stonyhurst Heliographic Coordinates
   * - 6
     - HGS_Lat
     - deg
     - float
     - Longitude of contoured Sunspot in Stonyhurst Heliographic Coordinates
   * - 7
     - Area of Contour
     - arcsec**2
     - float
     - Area of contoured feature in arcseconds squared
   * - 8
     - Average Magnetic Field
     - Gauss
     - float
     - Average Magnetic Field in Gauss
   * - 9
     - data_name
     - char
     - string
     - the name of the calibrated halpha image
   * - 10
     - prew_name
     - char
     - string
     - the name of the full preview file
   * - 11
     - thumb_name
     - char
     - string
     - the name of the thumbnail file
