==================================
Sunspots Zurich and McIntosh class
==================================

.. contents:: Table of contents

not available in DBF

References
~~~~~~~~~~

not available in DBF

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

.. list-table::

  * - **internal_name:**
    - unict_sunspot_image
  * - **publisher:**
    - not available in DBF
  * - **alph_code:**
    - 4B
  * - **id_tmp:**
    - 94
  * - **short_name:**
    - Sunspots class
  * - **identifier:**
    - aspis:///unict/unict_sunspot_image
  * - **dynamic:**
    - Grows in time 16 MB/day
  * - **size:**
    - 16MB
  * - **format:**
    - fits
  * - **type:**
    - image
  * - **records_number:**
    - 10
  * - **time_start:**
    - 2022-12-15
  * - **time_stop:**
    - 2023-02-23
  * - **spatial:**
    - SUN
  * - **messenger:**
    - Photons
  * - **spectral_min:**
    - 
  * - **spectral_max:**
    - 
  * - **spectral_units:**
    - 
  * - **observable:**
    - AR
  * - **latest update:**
    - 2024-03-28 05:08:17

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
     - S_index
     - index
     - int
     - index of the Sunspot
   * - 3
     - Width of Contour
     - arcsec
     - float
     - Width of contoured Sunspot in arcseconds
   * - 4
     - Height of Contour
     - arcsec
     - float
     - Height of contoured Sunspot 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 Sunspot in arcseconds squared
   * - 8
     - HMI_HGS_Lon
     - deg
     - float
     - Latitude of contoured HMI magnetic field element in Stonyhurst Helio- graphic Coordinates
   * - 9
     - HMI_HGS_Lat
     - deg
     - float
     - Longitude of contoured HMI magnetic field element in Stonyhurst Helio- graphic Coordinates
   * - 10
     - Average Magnetic Field
     - Gauss
     - float
     - Average Magnetic Field in Gauss
   * - 11
     - Lat_Distance_sunspot
     - arcsec
     - float
     - Latitude difference between the contoured Sunspot and HMI magnetic field element
   * - 12
     - Lon_Distance_sunspot
     - arcsec
     - float
     - Longitude difference between the contoured Sunspot and HMI magnetic field element
   * - 13
     - NOAA number
     - index
     - int
     - NOAA number
   * - 14
     - Center Latitude_hmi
     - deg
     - int
     - Sunspot group latitude in heliographic degrees (mea- sured in degrees north or south)
   * - 15
     - Center Longitude_hmi
     - deg
     - int
     - Sunspot group longitude in heliographic degrees (mea- sured in degrees east or west). It provides the east-west position of the  region on the Sun’s surface
   * - 16
     - Area
     - uSun
     - int
     - Total estimated area of the sunspot group in millionths of the solar hemisphere. This field quantifies the size or area covered by the entire sunspot group
   * - 17
     - Z
     - char
     - string
     - McIntosh classification of the sunspot group. The McIntosh classification is a system used to categorize sunspot groups  based on their visual characteristics, including the arrangement and com- plexity of sunspots and magnetic fields. It provides informa
   * - 18
     - LL
     - deg
     - int
     - Longitudinal extent of the sunspot group in he- liographic degrees. This field indicates the east-west extent of the sunspot  group on the solar surface
   * - 19
     - NN
     - index
     - int
     - Total number of individual sunspots visible in the sunspot group. This field specifies how many individual sunspots are part of the sunspot group
   * - 20
     - Mag Type
     - char
     - string
     - Modified Mount Wil- son classification of the sunspot group. The Mount Wilson classification is  a system used to categorize sunspot groups based on their magnetic prop- erties. The ”Modified” classification may indicate a variation or adapta- tion of the
   * - 21
     - Lon_Distance_hmi
     - arcsec
     - float
     - Latitude difference between the HMI magnetic field element and Solar- monitor data
   * - 22
     - Lat_Distance_hmi
     - arcsec
     - float
     - Longitude difference between the HMI magnetic field element and Solar- monitor data
   * - 23
     - data_name
     - char
     - string
     - the name of the calibrated halpha image
   * - 24
     - prew_name
     - char
     - string
     - the name of the full preview file
   * - 25
     - thumb_name
     - char
     - string
     - the name of the thumbnail file
