diff --git a/src/io/gpr/NormalizedRadarReader.cpp b/src/io/gpr/NormalizedRadarReader.cpp
index aa9e43a..a3d360f 100644
--- a/src/io/gpr/NormalizedRadarReader.cpp
+++ b/src/io/gpr/NormalizedRadarReader.cpp
@@ -91,4 +91,17 @@ std::vector<std::int16_t> readRadarDataCube(const std::string& dataPath,
     }
   return cube;
 }
+std::vector<TracePos> parseRadarCor(const std::string& corText) {
+  std::vector<TracePos> out;
+  std::istringstream in(corText);
+  std::string line;
+  while (std::getline(in, line)) {
+    if (line.empty() || line.rfind("VERSION", 0) == 0) continue;
+    std::istringstream ls(line);
+    TracePos p; std::string ns, ew, m;
+    if (ls >> p.index >> p.lat >> ns >> p.lon >> ew >> p.elev >> m >> p.solution)
+      out.push_back(p);
+  }
+  return out;
+}
 }  // namespace geopro::io::gpr
diff --git a/src/io/gpr/NormalizedRadarReader.hpp b/src/io/gpr/NormalizedRadarReader.hpp
index 2623724..d6fab03 100644
--- a/src/io/gpr/NormalizedRadarReader.hpp
+++ b/src/io/gpr/NormalizedRadarReader.hpp
@@ -37,6 +37,13 @@ double depthSpacingZ(const RadarHeader& h);
 std::vector<std::int16_t> readRadarDataCube(const std::string& dataPath,
                                             const RadarHeader& h);
 
+// 规范化 .cor 轨迹单点：序号/纬度/经度/高程/解状态。
+struct TracePos { int index = 0; double lat = 0, lon = 0, elev = 0; int solution = 0; };
+
+// 解析 .cor：跳过 "VERSION:" 行，每行 [序号 纬度 N/S 经度 E/W 高程 M 解状态]
+// (制表/空格分隔)。本期仅解析，为 P1 多线配准预留。
+std::vector<TracePos> parseRadarCor(const std::string& corText);
+
 }  // namespace geopro::io::gpr
 
 #endif  // GEOPRO_IO_GPR_NORMALIZED_RADAR_READER_HPP
diff --git a/tests/io/gpr/test_normalized_radar_reader.cpp b/tests/io/gpr/test_normalized_radar_reader.cpp
index 42146a9..a41443f 100644
--- a/tests/io/gpr/test_normalized_radar_reader.cpp
+++ b/tests/io/gpr/test_normalized_radar_reader.cpp
@@ -62,6 +62,20 @@ TEST(NormalizedRadarData, ReadsPositionMajorCubeLittleEndian) {
   EXPECT_EQ(at(0, 1, 0), 10);
 }
 
+TEST(NormalizedRadarCor, ParsesRowsSkippingVersion) {
+  const std::string cor =
+      "VERSION:1\n"
+      "1\t317.179340\tN\t472.759046\tE\t49.980000\tM\t4\n"
+      "12\t317.201303\tN\t472.700649\tE\t51.040000\tM\t4\n";
+  const auto pts = geopro::io::gpr::parseRadarCor(cor);
+  ASSERT_EQ(pts.size(), 2u);
+  EXPECT_EQ(pts[0].index, 1);
+  EXPECT_DOUBLE_EQ(pts[0].lat, 317.179340);
+  EXPECT_DOUBLE_EQ(pts[0].lon, 472.759046);
+  EXPECT_DOUBLE_EQ(pts[1].elev, 51.040000);
+  EXPECT_EQ(pts[1].solution, 4);
+}
+
 TEST(NormalizedRadarData, WrongFileSizeThrows) {
   fs::path dir = fs::temp_directory_path() / "radar_data_test";
   fs::create_directories(dir);