diff --git a/modules/mogo-realtime/src/main/java/com/mogo/realtime/Imp/RealTimeProviderImp.java b/modules/mogo-realtime/src/main/java/com/mogo/realtime/Imp/RealTimeProviderImp.java
index b0b4b61..b16b9ca 100644
--- a/modules/mogo-realtime/src/main/java/com/mogo/realtime/Imp/RealTimeProviderImp.java
+++ b/modules/mogo-realtime/src/main/java/com/mogo/realtime/Imp/RealTimeProviderImp.java
@@ -64,12 +64,4 @@ public class RealTimeProviderImp implements RealTimeProvider {
         return null;
     }
 
-    @Override
-    public float calculateLineDistance(MogoLatLng p1, MogoLatLng p2) throws Exception {
-        if (mDelegate != null) {
-            mDelegate.calculateLineDistance(p1, p2);
-        }
-        return 0;
-    }
-
 }
diff --git a/modules/mogo-realtime/src/main/java/com/mogo/realtime/Interface/RealTimeProvider.java b/modules/mogo-realtime/src/main/java/com/mogo/realtime/Interface/RealTimeProvider.java
index 95e7367..ff219b3 100644
--- a/modules/mogo-realtime/src/main/java/com/mogo/realtime/Interface/RealTimeProvider.java
+++ b/modules/mogo-realtime/src/main/java/com/mogo/realtime/Interface/RealTimeProvider.java
@@ -35,12 +35,5 @@ public interface RealTimeProvider {
      * 发送消息，由外部传入
      */
     List<CloudLocationInfo> getLocationMsg();
-    /**
-     * 计算两点之间的距离
-     *
-     * @param p1
-     * @param p2
-     * @return
-     */
-    float calculateLineDistance( MogoLatLng p1, MogoLatLng p2 ) throws Exception;
+
 }
diff --git a/modules/mogo-realtime/src/main/java/com/mogo/realtime/core/SimpleLocationCorrectStrategy.java b/modules/mogo-realtime/src/main/java/com/mogo/realtime/core/SimpleLocationCorrectStrategy.java
index dcf44b6..dcb0ac4 100644
--- a/modules/mogo-realtime/src/main/java/com/mogo/realtime/core/SimpleLocationCorrectStrategy.java
+++ b/modules/mogo-realtime/src/main/java/com/mogo/realtime/core/SimpleLocationCorrectStrategy.java
@@ -2,6 +2,7 @@ package com.mogo.realtime.core;
 
 import android.os.SystemClock;
 
+import com.mogo.cloud.commons.utils.CoordinateUtils;
 import com.mogo.realtime.Imp.RealTimeProviderImp;
 import com.mogo.realtime.entity.CloudLocationInfo;
 import com.mogo.realtime.util.LocationParseUtil;
@@ -60,7 +61,7 @@ public class SimpleLocationCorrectStrategy {
             try {
                 float targetDistance =
                         (float) (lastLocation.getSpeed() * (SystemClock.elapsedRealtime() - anchorTime) / 1000) + TARGET_DISTANCE_DEVIATION;
-                float distance = RealTimeProviderImp.getInstance().calculateLineDistance(LocationParseUtil.cloudLocationToMogoLatLng(lastLocation), LocationParseUtil.cloudLocationToMogoLatLng(info));
+                float distance = CoordinateUtils.calculateLineDistance(lastLocation.getLon(),lastLocation.getLat(),info.getLon(),info.getLat());
                 Logger.d(TAG,
                         "准备计算{ lastInfo: " + lastLocation.print() + "  info: " + info.print() + " targetDistance: " + targetDistance + " distance : " + distance + "}");
 
@@ -121,7 +122,7 @@ public class SimpleLocationCorrectStrategy {
                 try {
                     float targetDistance =
                             (float) (lastLocation.getSpeed() * (SystemClock.elapsedRealtime() - anchorTime) / 1000) + TARGET_DISTANCE_DEVIATION;
-                    float distance = RealTimeProviderImp.getInstance().calculateLineDistance(LocationParseUtil.cloudLocationToMogoLatLng(lastLocation), LocationParseUtil.cloudLocationToMogoLatLng(info));
+                    float distance = CoordinateUtils.calculateLineDistance(lastLocation.getLon(),lastLocation.getLat(),info.getLon(),info.getLat());
                     Logger.d(TAG,
                             "异常定位点\n准备计算{ lastInfo: " + lastLocation.print() + "  info: " + info.print() + " targetDistance: " + targetDistance + " distance : " + distance + "}");
                     // 按照上一个点的方向和速度，计算下一个点的位置，下一个点除坐标点外，其余数据与上一个点相同