diff --git a/contribs/simwrapper/src/main/java/org/matsim/simwrapper/viz/XYTime.java b/contribs/simwrapper/src/main/java/org/matsim/simwrapper/viz/XYTime.java
index 031871980e2..058b578082c 100644
--- a/contribs/simwrapper/src/main/java/org/matsim/simwrapper/viz/XYTime.java
+++ b/contribs/simwrapper/src/main/java/org/matsim/simwrapper/viz/XYTime.java
@@ -2,6 +2,9 @@
 
 import com.fasterxml.jackson.annotation.JsonProperty;
 
+import java.util.List;
+import java.util.Map;
+
 /**
  * The Tile plug-in creates an overview of important key figures.
  */
@@ -13,7 +16,65 @@ public class XYTime extends Viz {
 	@JsonProperty(required = true)
 	public String file;
 
+	/**
+	 * The radius of the points.
+	 */
+	@JsonProperty(required = false)
+	public Double radius;
+
+	/**
+	 * The name of the color ramp.
+	 */
+	@JsonProperty(required = false)
+	public String colorRamp;
+
+	/**
+	 * The number of buckets of the color ramp.
+	 */
+	@JsonProperty(required = false)
+	public Integer buckets;
+
+	/**
+	 * The exponent of the color ramp.
+	 */
+	@JsonProperty(required = false)
+	public Integer exponent;
+
+	/**
+	 * The minimum value of the color ramp.
+	 */
+	@JsonProperty(required = false)
+	public Integer clipMax;
+
+	/**
+	 * Breakpoints can either be a list of values or a map with colors and values.
+	 */
+	@JsonProperty(required = false)
+	private Object breakpoints;
+
 	public XYTime() {
 		super("xytime");
 	}
+
+	/**
+	 * Sets breakpoints as a map when colors are provided.
+	 * <p>
+	 * The number of colors must be one less than the number of values.
+	 */
+	public XYTime setBreakpoints(String[] colors, double... values) {
+		this.breakpoints = Map.of(
+			"colors", colors,
+			"values", values
+		);
+		return this;
+	}
+
+	/**
+	 * Set breakpoints as a simple list.
+	 */
+	public XYTime setBreakpoints(double... values) {
+		this.breakpoints = List.of(values);
+		return this;
+	}
+
 }