diff --git a/common/time_utc.h b/common/time_utc.h
index 0f22fa9a..b6f1488f 100644
--- a/common/time_utc.h
+++ b/common/time_utc.h
@@ -63,26 +63,30 @@ inline uint64_t parse_UTC_to_ms(const std::string& utc_string) {
 inline std::string utc_to_local_human_readable(const std::string& utc_string) {
     using namespace std::chrono;
 
-    uint64_t ms_since_epoch = parse_UTC_to_ms(utc_string);
-    auto tp = system_clock::time_point(milliseconds(ms_since_epoch));
-    time_t t = system_clock::to_time_t(tp);
+    try {
+        uint64_t ms_since_epoch = parse_UTC_to_ms(utc_string);
+        auto tp = system_clock::time_point(milliseconds(ms_since_epoch));
+        time_t t = system_clock::to_time_t(tp);
 
-    // Convert to local time
-    std::tm tm_local = *std::localtime(&t);
+        // Convert to local time
+        std::tm tm_local = *std::localtime(&t);
 
-    static const char* months[] = {
-        "January", "February", "March", "April", "May", "June",
-        "July", "August", "September", "October", "November", "December"
-    };
+        static const char* months[] = {
+            "January", "February", "March", "April", "May", "June",
+            "July", "August", "September", "October", "November", "December"
+        };
 
-    std::ostringstream out;
-    out << months[tm_local.tm_mon] << " "
-        << std::setw(2) << std::setfill('0') << tm_local.tm_mday << ", "
-        << (tm_local.tm_year + 1900) << " "
-        << std::setw(2) << std::setfill('0') << tm_local.tm_hour << ":"
-        << std::setw(2) << std::setfill('0') << tm_local.tm_min;
+        std::ostringstream out;
+        out << months[tm_local.tm_mon] << " "
+            << std::setw(2) << std::setfill('0') << tm_local.tm_mday << ", "
+            << (tm_local.tm_year + 1900) << " "
+            << std::setw(2) << std::setfill('0') << tm_local.tm_hour << ":"
+            << std::setw(2) << std::setfill('0') << tm_local.tm_min;
 
-    return out.str();
+        return out.str();
+    } catch (...) {
+        return "";
+    }
 }
 
 #endif //JUNGFRAUJOCH_TIME_UTC_H
diff --git a/reader/JFJochHDF5Reader.cpp b/reader/JFJochHDF5Reader.cpp
index d2b401c4..7c380779 100644
--- a/reader/JFJochHDF5Reader.cpp
+++ b/reader/JFJochHDF5Reader.cpp
@@ -55,6 +55,8 @@ void JFJochHDF5Reader::ReadFile(const std::string& filename) {
         master_file = std::make_unique<HDF5ReadOnlyFile>(filename);
         dataset->experiment = default_experiment;
 
+        dataset->arm_date = master_file->GetString("/entry/start_time");
+
         std::filesystem::path fsPath(filename);
         dataset->experiment.FilePrefix(dataset_name(filename));
 
diff --git a/reader/JFJochHttpReader.cpp b/reader/JFJochHttpReader.cpp
index a3881d30..43d3d7ec 100644
--- a/reader/JFJochHttpReader.cpp
+++ b/reader/JFJochHttpReader.cpp
@@ -58,6 +58,8 @@ std::shared_ptr<JFJochReaderDataset>  JFJochHttpReader::UpdateDataset_i() {
             return {};
 
         auto dataset = std::make_shared<JFJochReaderDataset>();
+        dataset->arm_date = msg->start_message->arm_date;
+
         dataset->experiment = default_experiment;
 
         // JFJochReader is always using int32_t
diff --git a/reader/JFJochReaderDataset.h b/reader/JFJochReaderDataset.h
index 4048c2f3..a8f815fc 100644
--- a/reader/JFJochReaderDataset.h
+++ b/reader/JFJochReaderDataset.h
@@ -14,6 +14,8 @@
 #include "../common/AzimuthalIntegration.h"
 
 struct JFJochReaderDataset {
+    std::string arm_date;
+
     DiffractionExperiment experiment;
     PixelMask pixel_mask;
 
diff --git a/viewer/JFJochViewerImageStatistics.cpp b/viewer/JFJochViewerImageStatistics.cpp
index db7e7bbf..36d86f4e 100644
--- a/viewer/JFJochViewerImageStatistics.cpp
+++ b/viewer/JFJochViewerImageStatistics.cpp
@@ -2,6 +2,7 @@
 // SPDX-License-Identifier: GPL-3.0-only
 
 #include "JFJochViewerImageStatistics.h"
+#include "../common/time_utc.h"
 #include <QFormLayout>
 #include <QRegularExpression>
 
@@ -184,10 +185,12 @@ void JFJochViewerImageStatistics::loadImage(std::shared_ptr<const JFJochReaderIm
     QString text;
 
     auto &exp = image->Dataset().experiment;
-    
+
+
     text = QString("<b>%1</b>").arg(QString::fromStdString(exp.GetFilePrefix()));
     dataset_name->setText(text);
-    dataset_name->setToolTip(QString("Beam center: <b>%1</b> <b>%2</b> pxl<br/>Detector distance: <b>%3</b> mm<br/>Energy: <b>%4</b> eV<br/>Wavelength: <b>%5</b> Å")
+    dataset_name->setToolTip(QString("Collection data: <b>%1</b><br/>Beam center: <b>%2</b> <b>%3</b> pxl<br/>Detector distance: <b>%4</b> mm<br/>Energy: <b>%5</b> eV<br/>Wavelength: <b>%6</b> Å")
+        .arg(QString::fromStdString(utc_to_local_human_readable(image->Dataset().arm_date)))
         .arg(QString::number(exp.GetBeamX_pxl(), 'f', 2))
         .arg(QString::number(exp.GetBeamY_pxl(), 'f', 2))
         .arg(QString::number(exp.GetDetectorDistance_mm(), 'f', 3))