diff --git a/src/GUI/graphitem.cpp b/src/GUI/graphitem.cpp
index dd820713..2c076b79 100644
--- a/src/GUI/graphitem.cpp
+++ b/src/GUI/graphitem.cpp
@@ -224,6 +224,12 @@ qreal GraphItem::timeAtDistance(qreal distance) const
 	return l.pointAt((distance - l.p1().x()) / (l.p2().x() - l.p1().x())).y();
 }
 
+GraphItem::SegmentTime GraphItem::date(qreal x)
+{
+	const GraphSegment *seg = segment(x, _type);
+	return seg ? SegmentTime(seg->start(), seg->first().t()) : SegmentTime();
+}
+
 void GraphItem::hover(bool hover)
 {
 	if (hover) {
diff --git a/src/GUI/graphitem.h b/src/GUI/graphitem.h
index cfa6bdd9..79d5b82c 100644
--- a/src/GUI/graphitem.h
+++ b/src/GUI/graphitem.h
@@ -12,6 +12,16 @@ class GraphItem : public QObject, public GraphicsItem
 	Q_OBJECT
 
 public:
+	struct SegmentTime
+	{
+		SegmentTime() : time(NAN) {}
+		SegmentTime(const QDateTime &date, qreal time)
+		  : date(date), time(time) {}
+
+		QDateTime date;
+		qreal time;
+	};
+
 	GraphItem(const Graph &graph, GraphType type, int width,
 	  const QColor &color, Qt::PenStyle style, QGraphicsItem *parent = 0);
 	virtual ~GraphItem() {}
@@ -43,6 +53,7 @@ public:
 	qreal yAtX(qreal x) const;
 	qreal distanceAtTime(qreal time) const;
 	qreal timeAtDistance(qreal distance) const;
+	SegmentTime date(qreal x);
 
 	void redraw();
 
diff --git a/src/GUI/pathitem.cpp b/src/GUI/pathitem.cpp
index c8e1da36..6d00e50e 100644
--- a/src/GUI/pathitem.cpp
+++ b/src/GUI/pathitem.cpp
@@ -334,12 +334,18 @@ void PathItem::setMarkerPosition(qreal pos)
 void PathItem::setMarkerInfo(qreal pos)
 {
 	if (_markerInfoType == MarkerInfoItem::Date) {
-		qreal time = _graph
-		  ? (_graph->graphType() == Time) ? pos : _graph->timeAtDistance(pos)
-		  : NAN;
-		QDateTime d(date());
-		if (!std::isnan(time) && d.isValid())
-			_markerInfo->setDate(d.addSecs(time).toTimeZone(_timeZone));
+		QDateTime date;
+
+		if (_graph) {
+			qreal time = (_graph->graphType() == Time)
+			  ? pos : _graph->timeAtDistance(pos);
+			GraphItem::SegmentTime st(_graph->date(pos));
+			if (st.date.isValid() && !std::isnan(time))
+				date = st.date.addSecs(time - st.time);
+		}
+
+		if (date.isValid())
+			_markerInfo->setDate(date.toTimeZone(_timeZone));
 		else
 			_markerInfo->setDate(QDateTime());
 	} else if (_markerInfoType == MarkerInfoItem::Position)
diff --git a/src/data/graph.h b/src/data/graph.h
index f5177596..52b0fe65 100644
--- a/src/data/graph.h
+++ b/src/data/graph.h
@@ -4,6 +4,7 @@
 #include <QList>
 #include <QVector>
 #include <QColor>
+#include <QDateTime>
 #include <QDebug>
 #include <cmath>
 
@@ -41,7 +42,19 @@ inline QDebug operator<<(QDebug dbg, const GraphPoint &point)
 }
 #endif // QT_NO_DEBUG
 
-typedef QVector<GraphPoint> GraphSegment;
+class GraphSegment : public QVector<GraphPoint>
+{
+public:
+	GraphSegment(const QDateTime &start)
+	  : _start(start) {}
+	GraphSegment(int size, const QDateTime &start)
+	  : QVector<GraphPoint>(size), _start(start) {}
+
+	const QDateTime &start() const {return _start;}
+
+private:
+	QDateTime _start;
+};
 
 class Graph : public QList<GraphSegment>
 {
diff --git a/src/data/route.cpp b/src/data/route.cpp
index 7fb85619..9d83cc8c 100644
--- a/src/data/route.cpp
+++ b/src/data/route.cpp
@@ -33,7 +33,7 @@ Path Route::path() const
 Graph Route::gpsElevation() const
 {
 	Graph graph;
-	graph.append(GraphSegment());
+	graph.append(GraphSegment(QDateTime()));
 	GraphSegment &gs = graph.last();
 
 	for (int i = 0; i < _data.size(); i++)
@@ -49,7 +49,7 @@ Graph Route::gpsElevation() const
 Graph Route::demElevation() const
 {
 	Graph graph;
-	graph.append(GraphSegment());
+	graph.append(GraphSegment(QDateTime()));
 	GraphSegment &gs = graph.last();
 
 	for (int i = 0; i < _data.size(); i++) {
diff --git a/src/data/track.cpp b/src/data/track.cpp
index 331584af..63a53c66 100644
--- a/src/data/track.cpp
+++ b/src/data/track.cpp
@@ -66,10 +66,10 @@ static QSet<int> eliminate(const QVector<qreal> &v)
 static GraphSegment filter(const GraphSegment &g, int window)
 {
 	if (g.size() < window || window < 2)
-		return GraphSegment(g);
+		return g;
 
 	qreal acc = 0;
-	GraphSegment ret(g.size());
+	GraphSegment ret(g.size(), g.start());
 
 	for (int i = 0; i < window; i++)
 		acc += g.at(i).y();
@@ -131,6 +131,7 @@ Track::Track(const TrackData &data) : _pause(0)
 
 		Segment &seg = _segments.last();
 
+		seg.start = sd.first().timestamp();
 		seg.distance.append(lastDistance(i));
 		seg.time.append(sd.first().hasTimestamp() ? lastTime(i) : NAN);
 		seg.speed.append(sd.first().hasTimestamp() ? 0 : NAN);
@@ -257,7 +258,7 @@ Graph Track::gpsElevation() const
 		if (sd.size() < 2)
 			continue;
 		const Segment &seg = _segments.at(i);
-		GraphSegment gs;
+		GraphSegment gs(seg.start);
 
 		for (int j = 0; j < sd.size(); j++) {
 			if (!sd.at(j).hasElevation() || seg.outliers.contains(j))
@@ -285,7 +286,7 @@ Graph Track::demElevation() const
 		if (sd.size() < 2)
 			continue;
 		const Segment &seg = _segments.at(i);
-		GraphSegment gs;
+		GraphSegment gs(seg.start);
 
 		for (int j = 0; j < sd.size(); j++) {
 			qreal dem = DEM::elevation(sd.at(j).coordinates());
@@ -328,7 +329,7 @@ Graph Track::computedSpeed() const
 		if (sd.size() < 2)
 			continue;
 		const Segment &seg = _segments.at(i);
-		GraphSegment gs;
+		GraphSegment gs(seg.start);
 		QList<int> stop;
 		qreal v;
 
@@ -368,7 +369,7 @@ Graph Track::reportedSpeed() const
 		if (sd.size() < 2)
 			continue;
 		const Segment &seg = _segments.at(i);
-		GraphSegment gs;
+		GraphSegment gs(seg.start);
 		QList<int> stop;
 		qreal v;
 
@@ -423,7 +424,7 @@ Graph Track::heartRate() const
 		if (sd.size() < 2)
 			continue;
 		const Segment &seg = _segments.at(i);
-		GraphSegment gs;
+		GraphSegment gs(seg.start);
 
 		for (int j = 0; j < sd.size(); j++)
 			if (sd.at(j).hasHeartRate() && !seg.outliers.contains(j))
@@ -449,7 +450,7 @@ Graph Track::temperature() const
 		if (sd.size() < 2)
 			continue;
 		const Segment &seg = _segments.at(i);
-		GraphSegment gs;
+		GraphSegment gs(seg.start);
 
 		for (int j = 0; j < sd.count(); j++) {
 			if (sd.at(j).hasTemperature() && !seg.outliers.contains(j))
@@ -476,7 +477,7 @@ Graph Track::ratio() const
 		if (sd.size() < 2)
 			continue;
 		const Segment &seg = _segments.at(i);
-		GraphSegment gs;
+		GraphSegment gs(seg.start);
 
 		for (int j = 0; j < sd.size(); j++)
 			if (sd.at(j).hasRatio() && !seg.outliers.contains(j))
@@ -502,7 +503,7 @@ Graph Track::cadence() const
 		if (sd.size() < 2)
 			continue;
 		const Segment &seg = _segments.at(i);
-		GraphSegment gs;
+		GraphSegment gs(seg.start);
 		QList<int> stop;
 		qreal c;
 
@@ -545,7 +546,7 @@ Graph Track::power() const
 		if (sd.size() < 2)
 			continue;
 		const Segment &seg = _segments.at(i);
-		GraphSegment gs;
+		GraphSegment gs(seg.start);
 
 		for (int j = 0; j < sd.size(); j++) {
 			if (sd.at(j).hasPower() && seg.stop.contains(j)) {
diff --git a/src/data/track.h b/src/data/track.h
index ab16b37d..f54991b9 100644
--- a/src/data/track.h
+++ b/src/data/track.h
@@ -56,6 +56,7 @@ public:
 
 private:
 	struct Segment {
+		QDateTime start;
 		QVector<qreal> distance;
 		QVector<qreal> time;
 		QVector<qreal> speed;