diff --git a/AUTHORS b/AUTHORS
index 033feed..7102eec 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -3,6 +3,7 @@ François Brun (brun@cenbg.in2p3.fr)
 Joshua Cardenzana (jcardenzana@irap.omp.eu)
 Jean-Baptiste Cayrou (cayrou@etud.insa-toulouse.fr)
 Christoph Deil (Christoph.Deil@mpi-hd.mpg.de)
+Leonardo Di Venere (leonardo.divenere@ba.infn.it)
 Alex Donath (Axel.Donath@mpi-hd.mpg.de)
 Stefan Eschbach (stefan.eschbach@fau.de)
 Florent Forest (florent.forest@isae.fr)
diff --git a/ChangeLog b/ChangeLog
index ae80078..b3c8932 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,8 +1,9 @@
-2017-04-10
+2017-04-11
 
         * Version 1.3.0 released
         =========================
 
+        Add GEventList::append_column() method (#1991)
         Add scalar addition and subtraction operators to matrix classes (#1990)
         Allow fitting of scale parameter in composite models (#1992)
         Add GCTAAeff::ebounds() method (#1989)
diff --git a/NEWS b/NEWS
index 881d158..d5ca0b1 100644
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,6 @@
 New Features and Important Changes in GammaLib 1.3.0.dev1
 
-10 April 2017
+11 April 2017
 
 
 1. Introduction
@@ -47,6 +47,7 @@ The following methods have been added:
 - GCTAAeff2D::ebounds()
 - GCTAAeffArf::ebounds()
 - GCTAAeffPerfTable::ebounds()
+- GCTAEventList::append_column(GFitsTableCol&)
 
 The following methods have been removed:
 - ...
@@ -212,6 +213,11 @@ effective area returned is always zero. A counter has been added that leads to
 the exit of the loop in case that 1000 subsequent zero values are returned
 (#1988).
 
+A GCTAEventList::append_column() method has been added to allow appending of
+FITS columns to an event list. The method checks whether the length of the
+FITS column is compatible with the number of events that are present in the
+event list (#1991).
+
 
 21. COMPTEL interface
 ---------------------
diff --git a/inst/cta/include/GCTAEventList.hpp b/inst/cta/include/GCTAEventList.hpp
index a1447e9..e6054b3 100644
--- a/inst/cta/include/GCTAEventList.hpp
+++ b/inst/cta/include/GCTAEventList.hpp
@@ -40,6 +40,7 @@ class GFilename;
 class GFitsHDU;
 class GFitsTable;
 class GFitsBinTable;
+class GFitsTableCol;
 
 /* __ Constants __________________________________________________________ */
 namespace gammalib {
@@ -85,6 +86,7 @@ public:
 
     // Implement other methods
     void               append(const GCTAEventAtom& event);
+    void               append_column(const GFitsTableCol& column);
     void               reserve(const int& number);
     void               remove(const int& index, const int& number = 1);
     void               write(GFits& fits, const std::string& evtname,
diff --git a/inst/cta/pyext/GCTAEventList.i b/inst/cta/pyext/GCTAEventList.i
index 007249d..762257d 100644
--- a/inst/cta/pyext/GCTAEventList.i
+++ b/inst/cta/pyext/GCTAEventList.i
@@ -1,7 +1,7 @@
 /***************************************************************************
  *                GCTAEventList.i - CTA event list class                   *
  * ----------------------------------------------------------------------- *
- *  copyright (C) 2011-2016 by Juergen Knoedlseder                         *
+ *  copyright (C) 2011-2017 by Juergen Knoedlseder                         *
  * ----------------------------------------------------------------------- *
  *                                                                         *
  *  This program is free software: you can redistribute it and/or modify   *
@@ -59,6 +59,7 @@ public:
 
     // Implement other methods
     void               append(const GCTAEventAtom& event);
+    void               append_column(const GFitsTableCol& column);
     void               reserve(const int& number);
     void               remove(const int& index, const int& number = 1);
     void               write(GFits& fits, const std::string& evtname,
diff --git a/inst/cta/src/GCTAEventList.cpp b/inst/cta/src/GCTAEventList.cpp
index bef0241..e03633c 100644
--- a/inst/cta/src/GCTAEventList.cpp
+++ b/inst/cta/src/GCTAEventList.cpp
@@ -35,6 +35,7 @@
 #include "GFits.hpp"
 #include "GFitsTable.hpp"
 #include "GFitsBinTable.hpp"
+#include "GFitsTableCol.hpp"
 #include "GFitsTableFloatCol.hpp"
 #include "GFitsTableDoubleCol.hpp"
 #include "GFitsTableULongCol.hpp"
@@ -46,6 +47,7 @@
 /* __ Method name definitions ____________________________________________ */
 #define G_OPERATOR                          "GCTAEventList::operator[](int&)"
 #define G_ROI                                     "GCTAEventList::roi(GRoi&)"
+#define G_APPEND_COLUMN        "GCTAEventList::append_column(GFitsTableCol&)"
 #define G_FETCH                                      "GCTAEventList::fetch()"
 
 /* __ Macros _____________________________________________________________ */
@@ -575,6 +577,44 @@ void GCTAEventList::append(const GCTAEventAtom& event)
 }
 
 
+
+/***********************************************************************//**
+ * @brief Append FITS table column to event list
+ *
+ * @param[in] column FITS table column to be appended.
+ *
+ * @exception GException::invalid_argument
+ *            FITS column has incompatible length.
+ *
+ * Appends a FITS table column to the event list. The length of the FITS
+ * column must be identical to the number of events in the event list.
+ ***************************************************************************/
+void GCTAEventList::append_column(const GFitsTableCol& column)
+{
+    // Throw an exception if the column has an incompatible length
+    if (size() != column.length()) {
+        std::string msg = "Incompatible column length. Attempt to append a "
+                          "column of length "+gammalib::str(column.length())+
+                          " to an event list with "+gammalib::str(size())+
+                          " events. Please specify a column of length "+
+                          gammalib::str(size())+".";
+        throw GException::invalid_argument(G_APPEND_COLUMN, msg);
+    }
+
+    // Make sure that the events are online
+    fetch();
+
+    // Clone the FITS column. De-allocation is done when the object is free'd
+    GFitsTableCol* ptr = column.clone();
+
+    // Append the column
+    m_columns.push_back(ptr);
+
+    // Return
+    return;
+}
+
+
 /***********************************************************************//**
  * @brief Remove events from event list
  *