diff --git a/SAS/TMSS/frontend/tmss_webapp/src/layout/sass/_timeline.scss b/SAS/TMSS/frontend/tmss_webapp/src/layout/sass/_timeline.scss
index 646313a71923a83eccdd036824d53647e4caaea1..e63ad4e4d174221e96044ceee74ab094a2b6e53e 100644
--- a/SAS/TMSS/frontend/tmss_webapp/src/layout/sass/_timeline.scss
+++ b/SAS/TMSS/frontend/tmss_webapp/src/layout/sass/_timeline.scss
@@ -594,7 +594,7 @@ $vh: 1vh;
 }
 
 .legend-sunset {
-  background-color: #FFB74D;
+  background-color: #F5D49A;
   color: black;
 }
 
diff --git a/SAS/TMSS/frontend/tmss_webapp/src/routes/Timeline/WeekView.js b/SAS/TMSS/frontend/tmss_webapp/src/routes/Timeline/WeekView.js
index 86c96057710e03743afebb472752b0ea92f09d40..2d4836c73b013dd9787f6ef50db9bc8d482f9198 100644
--- a/SAS/TMSS/frontend/tmss_webapp/src/routes/Timeline/WeekView.js
+++ b/SAS/TMSS/frontend/tmss_webapp/src/routes/Timeline/WeekView.js
@@ -294,7 +294,7 @@ export default function WeekView() {
             if (summaryItem.type === "RESERVATION") {
                 fetchReservationSummaryInformation(summaryItem.id, setSummarySettings).catch(e => console.error("Couldn't retrieve reservations details for id: ", summaryItem.id, e))
             } else { //a Scheduling Unit summary is selected
-                fetchSUSummaryInformation(summaryItem.id, setSummarySettings).catch(e => console.error("Couldn't retrieve summary details for id: ", summaryItem.id, e))
+                fetchSUSummaryInformation(summaryItem.id, setSummarySettings,summaryItem.item).catch(e => console.error("Couldn't retrieve summary details for id: ", summaryItem.id, e))
             }
         }
     }, [summaryItem]);
diff --git a/SAS/TMSS/frontend/tmss_webapp/src/routes/Timeline/data/week.view.data.js b/SAS/TMSS/frontend/tmss_webapp/src/routes/Timeline/data/week.view.data.js
index 7d4e3957ce544d383ba83cb88b63cb3cd5f7117b..dbced405280cc5c71bed5ed8c0bc0de30bd88d7c 100644
--- a/SAS/TMSS/frontend/tmss_webapp/src/routes/Timeline/data/week.view.data.js
+++ b/SAS/TMSS/frontend/tmss_webapp/src/routes/Timeline/data/week.view.data.js
@@ -108,29 +108,19 @@ export function GetLstShiftinSeconds(lst, UTCTimeNow) {
     return shift;
 }
 
-async function addNestedBlueprintInformation(suBluePrint) {
-    let missingStations = []
-    for (let taskIndex = 0; taskIndex < suBluePrint.task_blueprints.length; taskIndex++) {
-        const task = suBluePrint.task_blueprints[taskIndex]
-        let subtasksSpecifications = []
-        for (const subtaskId of task.subtasks_ids) {
-            subtasksSpecifications.push(await TaskService.getSubtaskDetails(subtaskId, "specifications_doc"))
-            const foundMissingStations = await TaskService.getSubtaskMissingStations(subtaskId);
-            missingStations = missingStations.concat(foundMissingStations.filter((item) => missingStations.indexOf(item) < 0))
-        }
-        suBluePrint.task_blueprints[taskIndex].subtasks = subtasksSpecifications
-    }
-    const timelineCommonUtils = new TimelineCommonUtils();
-    suBluePrint.stations = timelineCommonUtils.getSUStations(suBluePrint);
-    suBluePrint.missingStations = missingStations
 
-    const projectInfo = await ScheduleService.getSchedulingSet(suBluePrint.draft.scheduling_set_id, "project_id")
-    suBluePrint.project = projectInfo.project_id;
+// we get the missing_stations and the stations from the already present in memory information from the timeline view
+// The Deeper subtasks information is removed.
+async function addNestedBlueprintInformation(suBluePrint,inMemoryItem) {
+    let missingStations = inMemoryItem.missing_stations;
+    suBluePrint.stations = inMemoryItem.specified_stations;
+    suBluePrint.missingStations = missingStations
+    suBluePrint.project = inMemoryItem.project; 
 }
 
-export async function fetchSUSummaryInformation(id, setSummarySettings) {
+export async function fetchSUSummaryInformation(id, setSummarySettings, inMemoryItem) {
     let suBluePrint = await ScheduleService.getBlueprintByschedulingUnitId(id, "task_blueprints,draft")
-    await addNestedBlueprintInformation(suBluePrint);
+    await addNestedBlueprintInformation(suBluePrint,inMemoryItem);
 
     const suConstraintTemplate = await ScheduleService.getSchedulingConstraintTemplateById(suBluePrint.scheduling_constraints_template_id)
 
diff --git a/SAS/TMSS/frontend/tmss_webapp/src/routes/Timeline/helpers/timeline.renderer.helper.js b/SAS/TMSS/frontend/tmss_webapp/src/routes/Timeline/helpers/timeline.renderer.helper.js
index 8e5979d94ee2e6926cb90089ac11c24624dae51b..612aa7b63ddfab2a6c62a40376044b4671f2a499 100644
--- a/SAS/TMSS/frontend/tmss_webapp/src/routes/Timeline/helpers/timeline.renderer.helper.js
+++ b/SAS/TMSS/frontend/tmss_webapp/src/routes/Timeline/helpers/timeline.renderer.helper.js
@@ -105,7 +105,7 @@ function renderSUItem({
     itemContext,
     getItemProps
 }, setPopPositionCallback, setMouseOverItemCallback, setSummaryItemCallback) {
-    const scheduleMethodBorder = item.scheduler === "dynamic" ? "1.5px dashed black" : "1.5px solid black"
+    const scheduleMethodBorder = item.scheduler === "dynamic" ? "1.5px dashed black " : "1.5px solid black"
     let itemDivStyle = getItemDivStyle(itemContext, item);
     itemDivStyle.fontWeight = 600
     itemDivStyle.border = scheduleMethodBorder
@@ -117,7 +117,7 @@ function renderSUItem({
         style: itemDivStyle,
         className: `${item.status ? 'su-' + item.status : ''}`,
     })}
-        onMouseDown={() => setSummaryItemCallback({ id: item.suId, type: item.type })}
+        onMouseDown={() => setSummaryItemCallback({ id: item.suId, type: item.type,item:item })}
         onMouseOver={(evt) => {
             hoverOverItem(evt, item, setPopPositionCallback, setMouseOverItemCallback)
         }}