================================
R and D Active Region parameters
================================

.. contents:: Table of contents

Parameters for flare-forecasting applications, representing the complexity of a solar active region

References
~~~~~~~~~~



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

.. list-table::

  * - **internal_name:**
    - unitov_rdparameter_tableset
  * - **publisher:**
    - University of Rome Tor Vergata Dept. of Physics
  * - **alph_code:**
    - 3
  * - **id_tmp:**
    - 46
  * - **short_name:**
    - AR-parameters
  * - **identifier:**
    - aspis:///unitov/rdparameter_tableset
  * - **dynamic:**
    - +1MB updated every month
  * - **size:**
    - 20MB
  * - **format:**
    - csv
  * - **type:**
    - tableset
  * - **records_number:**
    - 35998
  * - **time_start:**
    - 2012-09-14
  * - **time_stop:**
    - 2016-04-13
  * - **spatial:**
    - SUN
  * - **messenger:**
    - Photons
  * - **spectral_min:**
    - 
  * - **spectral_max:**
    - 
  * - **spectral_units:**
    - 
  * - **observable:**
    - AR,flare
  * - **latest update:**
    - 2024-03-28 05:08:18

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

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

   * - progr
     - column
     - units
     - type
     - description
   * - 1
     - time
     - UTC
     - datetime
     - Time (2012-09-14T03:00:03) - UTC Time of the HMI image
   * - 2
     - HGS_Lon
     - deg
     - float
     - HGS_Lon (93.03142277) - HeliographicStonyhurst Longitude
   * - 3
     - HGS_Lat
     - deg
     - float
     - HGS_Lat (23.61954406) - HeliographicStonyhurst Latitide
   * - 4
     - HGS_distance
     - AU
     - float
     - HGS_distance (0.004484606346) - HeliographicStonyhurst distance in Astronomical Units
   * - 5
     - HARP_number
     - index
     - int
     - HARP number - Number associated to the Active Region
   * - 6
     - datetime
     - UTC
     - datetime
     - datetime (2012-09-14T03:00:03+00:00) - Time of the HMI image
   * - 7
     - R_UTOV
     - 
     - float
     - R_UTOV (3.3818) - Value of the R parameter
   * - 8
     - D
     - 
     - int
     - D (1) - Value of the D parameter
   * - 9
     - X_pos
     - pixel
     - float
     - X_pos (1612.9648) - Solar X position of the AR centre in HMI image pixels
   * - 10
     - Y_pos
     - pixel
     - float
     - Y_pos (720.9119) - Solar Y position of the AR centre in HMI image pixels
   * - 11
     - R_Sun
     - pixel
     - float
     - R_Sun (1891.4001) - Solar radius in HMI image pixels
