/**
  * <summary>
  *   Returns the start time of the dataset, relative to the Jan 1, 1970.
  * <para>
  *   When the <c>YDataSet</c> object is created, the start time is the value passed
  *   in parameter to the <c>get_dataSet()</c> function. After the
  *   very first call to <c>loadMore()</c>, the start time is updated
  *   to reflect the timestamp of the first measure actually found in the
  *   dataLogger within the specified range.
  * </para>
  * <para>
  *   <b>DEPRECATED</b>: This method has been replaced by <c>get_summary()</c>
  *   which contain more precise informations.
  * </para>
  * <para>
  * </para>
  * </summary>
  * <returns>
  *   an unsigned number corresponding to the number of seconds
  *   between the Jan 1, 1970 and the beginning of this data
  *   set (i.e. Unix time representation of the absolute time).
  * </returns>
  */
 public virtual long get_startTimeUTC()
 {
     return(_objref.get_startTimeUTC());
 }