diff --git a/web/static/js/swapp.js b/web/static/js/swapp.js
index aab9d90..b846ca0 100644
--- a/web/static/js/swapp.js
+++ b/web/static/js/swapp.js
@@ -236,6 +236,12 @@
       });
       return this;
     };
+    SpaceWeather.prototype.getDomain = function(){
+      if (this.current_started_at != null && this.current_stopped_at != null) {
+        return [this.current_started_at, this.current_stopped_at];
+      }
+      return [this.started_at, this.stopped_at];
+    };
     SpaceWeather.prototype.resizeDomain = function(started_at, stopped_at){
       var tmp;
       if (stopped_at < started_at) {
@@ -247,6 +253,8 @@
         console.warn("Please provide distinct start and stop dates.");
         return;
       }
+      this.current_started_at = started_at;
+      this.current_stopped_at = stopped_at;
       if ((this.started_at <= started_at && started_at <= this.stopped_at) && (this.started_at <= stopped_at && stopped_at <= this.stopped_at)) {
         console.info("Resizing the temporal domain from " + started_at + " to " + stopped_at + " without fetching new data…");
         timeSeries.forEach(function(ts){
diff --git a/web/static/js/swapp.ls b/web/static/js/swapp.ls
index da0f325..55e43dc 100644
--- a/web/static/js/swapp.ls
+++ b/web/static/js/swapp.ls
@@ -189,6 +189,11 @@ https://gitlab.irap.omp.eu/CDPP/SPACEWEATHERONLINE
     timeSeries.forEach((ts) -> ts.hide() if ts.parameter == parameter_slug)
     this
 
+  getDomain: ->
+    if @current_started_at? and @current_stopped_at?
+      return [@current_started_at, @current_stopped_at]
+    return [@started_at, @stopped_at]
+
   resizeDomain: (started_at, stopped_at) ->
     if stopped_at < started_at
       tmp = started_at
@@ -199,11 +204,14 @@ https://gitlab.irap.omp.eu/CDPP/SPACEWEATHERONLINE
       console.warn "Please provide distinct start and stop dates."
       return
 
+    @current_started_at = started_at
+    @current_stopped_at = stopped_at
+
     if (@started_at <= started_at <= @stopped_at) and
        (@started_at <= stopped_at <= @stopped_at) then
       console.info "Resizing the temporal domain from #{started_at} to #{stopped_at} without fetching new data…"
       # We first resize the hidden time series and only afterwards we resize
-      # the visible ones, for a smoother transition
+      # the visible ones, for a smoother transition.
       timeSeries.forEach((ts) -> if not ts.visible then ts.zoomIn(started_at, stopped_at))
       timeSeries.forEach((ts) -> if     ts.visible then ts.zoomIn(started_at, stopped_at))
       @orbits.resizeDomain started_at, stopped_at
--
libgit2 0.21.2