diff --git a/projects/observability/src/shared/components/cartesian/cartesian-chart.component.ts b/projects/observability/src/shared/components/cartesian/cartesian-chart.component.ts
index 51f2ee888..69c6c57dd 100644
--- a/projects/observability/src/shared/components/cartesian/cartesian-chart.component.ts
+++ b/projects/observability/src/shared/components/cartesian/cartesian-chart.component.ts
@@ -165,12 +165,8 @@ export class CartesianChartComponent<TData> implements OnChanges, OnDestroy {
       return undefined;
     }
 
-    const firstXValue = defaultXDataAccessor<unknown>(data[0].dataPoint);
-    const xAsDate = this.dateCoercer.coerce(firstXValue);
-    const title = xAsDate ? this.dateFormatter.format(xAsDate) : String(firstXValue);
-
     return {
-      title: title,
+      title: this.resolveTooltipTitle(data[0]),
       labeledValues: data.map(singleValue => ({
         label: singleValue.context.name,
         value: defaultYDataAccessor<number | string>(singleValue.dataPoint),
@@ -179,4 +175,15 @@ export class CartesianChartComponent<TData> implements OnChanges, OnDestroy {
       }))
     };
   }
+
+  private resolveTooltipTitle(location: MouseLocationData<TData, Series<TData>>): string {
+    const series = location.context;
+    if (series.getTooltipTitle) {
+      return series.getTooltipTitle(location.dataPoint);
+    }
+    const xValue = defaultXDataAccessor<unknown>(location.dataPoint);
+    const xAsDate = this.dateCoercer.coerce(xValue);
+
+    return xAsDate ? this.dateFormatter.format(xAsDate) : String(xValue);
+  }
 }
diff --git a/projects/observability/src/shared/components/cartesian/chart.ts b/projects/observability/src/shared/components/cartesian/chart.ts
index b0ec073a4..aea7fc114 100644
--- a/projects/observability/src/shared/components/cartesian/chart.ts
+++ b/projects/observability/src/shared/components/cartesian/chart.ts
@@ -31,6 +31,7 @@ export interface Series<TInterval> {
   type: CartesianSeriesVisualizationType;
   stacking?: boolean;
   hide?: boolean;
+  getTooltipTitle?(datum: TInterval): string;
 }
 
 export interface Band<TInterval> {
diff --git a/projects/observability/src/shared/dashboard/data/graphql/explore/explore-cartesian-data-source.model.test.ts b/projects/observability/src/shared/dashboard/data/graphql/explore/explore-cartesian-data-source.model.test.ts
index 4183890d3..a34eeb8c8 100644
--- a/projects/observability/src/shared/dashboard/data/graphql/explore/explore-cartesian-data-source.model.test.ts
+++ b/projects/observability/src/shared/dashboard/data/graphql/explore/explore-cartesian-data-source.model.test.ts
@@ -28,8 +28,10 @@ import { ExploreCartesianDataSourceModel, ExplorerData } from './explore-cartesi
 
 describe('Explore cartesian data source model', () => {
   const testInterval = new TimeDuration(5, TimeUnit.Minute);
-  const endTime = new Date('2021-05-11T00:35:00.000Z');
-  const startTime = new Date(endTime.getTime() - 2 * testInterval.toMillis());
+  const startTime = new Date('2021-05-11T00:20:00.000Z');
+  const firstIntervalTime = new Date(startTime.getTime() + testInterval.toMillis());
+  const secondIntervalTime = new Date(startTime.getTime() + 2 * testInterval.toMillis());
+  const endTime = new Date(startTime.getTime() + 3 * testInterval.toMillis());
 
   const modelFactory = createModelFactory({
     providers: [
@@ -108,7 +110,7 @@ describe('Explore cartesian data source model', () => {
                   value: 15,
                   type: AttributeMetadataType.Number
                 },
-                [GQL_EXPLORE_RESULT_INTERVAL_KEY]: endTime
+                [GQL_EXPLORE_RESULT_INTERVAL_KEY]: secondIntervalTime
               }
             ]
           },
@@ -127,11 +129,11 @@ describe('Explore cartesian data source model', () => {
                   value: 10
                 },
                 {
-                  timestamp: new Date('2021-05-11T00:30:00.000Z'),
+                  timestamp: firstIntervalTime,
                   value: 0
                 },
                 {
-                  timestamp: endTime,
+                  timestamp: secondIntervalTime,
                   value: 15
                 }
               ]
@@ -247,7 +249,7 @@ describe('Explore cartesian data source model', () => {
                   value: 'first',
                   type: AttributeMetadataType.String
                 },
-                [GQL_EXPLORE_RESULT_INTERVAL_KEY]: endTime
+                [GQL_EXPLORE_RESULT_INTERVAL_KEY]: secondIntervalTime
               },
               {
                 'sum(foo)': {
@@ -269,7 +271,7 @@ describe('Explore cartesian data source model', () => {
                   value: 'second',
                   type: AttributeMetadataType.String
                 },
-                [GQL_EXPLORE_RESULT_INTERVAL_KEY]: endTime
+                [GQL_EXPLORE_RESULT_INTERVAL_KEY]: secondIntervalTime
               }
             ]
           },
@@ -288,11 +290,11 @@ describe('Explore cartesian data source model', () => {
                   value: 10
                 },
                 {
-                  timestamp: new Date('2021-05-11T00:30:00.000Z'),
+                  timestamp: firstIntervalTime,
                   value: 0
                 },
                 {
-                  timestamp: endTime,
+                  timestamp: secondIntervalTime,
                   value: 15
                 }
               ]
@@ -307,11 +309,11 @@ describe('Explore cartesian data source model', () => {
                   value: 20
                 },
                 {
-                  timestamp: new Date('2021-05-11T00:30:00.000Z'),
+                  timestamp: firstIntervalTime,
                   value: 0
                 },
                 {
-                  timestamp: endTime,
+                  timestamp: secondIntervalTime,
                   value: 25
                 }
               ]
diff --git a/projects/observability/src/shared/dashboard/data/graphql/explore/explore-result.ts b/projects/observability/src/shared/dashboard/data/graphql/explore/explore-result.ts
index afb063b51..52cdedfb2 100644
--- a/projects/observability/src/shared/dashboard/data/graphql/explore/explore-result.ts
+++ b/projects/observability/src/shared/dashboard/data/graphql/explore/explore-result.ts
@@ -90,7 +90,7 @@ export class ExploreResult {
       const startTime = Math.floor(this.timeRange.from.valueOf() / intervalDuration) * intervalDuration;
       const endTime = Math.ceil(this.timeRange.to.valueOf() / intervalDuration) * intervalDuration;
 
-      for (let timestamp = startTime; timestamp <= endTime; timestamp = timestamp + intervalDuration) {
+      for (let timestamp = startTime; timestamp < endTime; timestamp = timestamp + intervalDuration) {
         buckets.push(timestamp);
       }
 
diff --git a/projects/observability/src/shared/dashboard/data/graphql/explorer-visualization/explorer-visualization-cartesian-data-source.model.test.ts b/projects/observability/src/shared/dashboard/data/graphql/explorer-visualization/explorer-visualization-cartesian-data-source.model.test.ts
index 3ee0b4e5a..62860f475 100644
--- a/projects/observability/src/shared/dashboard/data/graphql/explorer-visualization/explorer-visualization-cartesian-data-source.model.test.ts
+++ b/projects/observability/src/shared/dashboard/data/graphql/explorer-visualization/explorer-visualization-cartesian-data-source.model.test.ts
@@ -26,8 +26,10 @@ import { ExplorerVisualizationCartesianDataSourceModel } from './explorer-visual
 
 describe('Explorer Visualization cartesian data source model', () => {
   const testInterval = new TimeDuration(5, TimeUnit.Minute);
-  const endTime = new Date('2021-05-11T00:35:00.000Z');
-  const startTime = new Date(endTime.getTime() - 2 * testInterval.toMillis());
+  const startTime = new Date('2021-05-11T00:20:00.000Z');
+  const firstIntervalTime = new Date(startTime.getTime() + testInterval.toMillis());
+  const secondIntervalTime = new Date(startTime.getTime() + 2 * testInterval.toMillis());
+  const endTime = new Date(startTime.getTime() + 3 * testInterval.toMillis());
 
   const modelFactory = createModelFactory({
     providers: [
@@ -127,7 +129,7 @@ describe('Explorer Visualization cartesian data source model', () => {
                   value: 15,
                   type: AttributeMetadataType.Number
                 },
-                [GQL_EXPLORE_RESULT_INTERVAL_KEY]: endTime
+                [GQL_EXPLORE_RESULT_INTERVAL_KEY]: secondIntervalTime
               }
             ]
           },
@@ -146,11 +148,11 @@ describe('Explorer Visualization cartesian data source model', () => {
                   value: 10
                 },
                 {
-                  timestamp: new Date('2021-05-11T00:30:00.000Z'),
+                  timestamp: firstIntervalTime,
                   value: 0
                 },
                 {
-                  timestamp: endTime,
+                  timestamp: secondIntervalTime,
                   value: 15
                 }
               ]
@@ -269,7 +271,7 @@ describe('Explorer Visualization cartesian data source model', () => {
                   value: 'first',
                   type: AttributeMetadataType.String
                 },
-                [GQL_EXPLORE_RESULT_INTERVAL_KEY]: endTime
+                [GQL_EXPLORE_RESULT_INTERVAL_KEY]: secondIntervalTime
               },
               {
                 'sum(foo)': {
@@ -291,7 +293,7 @@ describe('Explorer Visualization cartesian data source model', () => {
                   value: 'second',
                   type: AttributeMetadataType.String
                 },
-                [GQL_EXPLORE_RESULT_INTERVAL_KEY]: endTime
+                [GQL_EXPLORE_RESULT_INTERVAL_KEY]: secondIntervalTime
               }
             ]
           },
@@ -310,11 +312,11 @@ describe('Explorer Visualization cartesian data source model', () => {
                   value: 10
                 },
                 {
-                  timestamp: new Date('2021-05-11T00:30:00.000Z'),
+                  timestamp: firstIntervalTime,
                   value: 0
                 },
                 {
-                  timestamp: endTime,
+                  timestamp: secondIntervalTime,
                   value: 15
                 }
               ]
@@ -329,11 +331,11 @@ describe('Explorer Visualization cartesian data source model', () => {
                   value: 20
                 },
                 {
-                  timestamp: new Date('2021-05-11T00:30:00.000Z'),
+                  timestamp: firstIntervalTime,
                   value: 0
                 },
                 {
-                  timestamp: endTime,
+                  timestamp: secondIntervalTime,
                   value: 25
                 }
               ]