diff --git a/.gitignore b/.gitignore
index 045eed0..5b8a0ff 100644
--- a/.gitignore
+++ b/.gitignore
@@ -40,4 +40,5 @@ docs/doxygen/*
 # IDE
 qtrocket.pro.user
 .qmake.stash
+CMakeLists.txt.user
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2ec252c..bc3dc87 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -53,6 +53,12 @@ FetchContent_Declare(eigen
    GIT_TAG 3.4.0)
 FetchContent_MakeAvailable(eigen)
 
+# boost dependency
+FetchContent_Declare(Boost
+   GIT_REPOSITORY https://github.com/boostorg/boost
+   GIT_TAG boost-1.82.0)
+FetchContent_MakeAvailable(Boost)
+
 # Add qtrocket subdirectories. These are components that will be linked in 
 
 
@@ -63,7 +69,7 @@ set(CMAKE_AUTORCC ON)
 
 if(WIN32)
   set(CMAKE_PREFIX_PATH $ENV{QTDIR})
-  include_directories("C:\\boost\\boost_1_82_0\\")
+#  include_directories("C:\\boost\\boost_1_82_0\\")
 #  find_package(Qt6Core REQUIRED)
 #  find_package(Qt6Widgets REQUIRED)
 endif()
diff --git a/QtRocket.cpp b/QtRocket.cpp
index 1fd1e9d..a42dadc 100644
--- a/QtRocket.cpp
+++ b/QtRocket.cpp
@@ -1,4 +1,3 @@
-
 /// \cond
 // C headers
 // C++ headers
@@ -45,7 +44,7 @@ void guiWorker(int argc, char* argv[], int& ret)
 
    // Go!
    MainWindow w(QtRocket::getInstance());
-   logger->info("Showing MainWindow");
+   logger->debug("Showing MainWindow");
    w.show();
    ret = a.exec();
 
@@ -65,7 +64,7 @@ void QtRocket::init()
    std::lock_guard<std::mutex> lck(mtx);
    if(!initialized)
    {
-      utils::Logger::getInstance()->info("Instantiating new QtRocket");
+      utils::Logger::getInstance()->debug("Instantiating new QtRocket");
       instance = new QtRocket();
       initialized = true;
    }
@@ -88,6 +87,13 @@ QtRocket::QtRocket()
 
    motorDatabase = std::make_shared<utils::MotorModelDatabase>();
 
+   logger->debug("Initial states vector size: " + states.capacity() );
+   // Reserve at least 1024 spaces for StateData
+   if(states.capacity() < 1024)
+   {
+       states.reserve(1024);
+   }
+   logger->debug("New states vector size: " + states.capacity() );
 }
 
 int QtRocket::run(int argc, char* argv[])
@@ -122,3 +128,8 @@ void QtRocket::addMotorModels(std::vector<model::MotorModel>& m)
    motorDatabase->addMotorModels(m);
    // TODO: Now clear any duplicates?
 }
+
+void QtRocket::appendState(const StateData& state)
+{
+    states.emplace_back(state);
+}
diff --git a/QtRocket.h b/QtRocket.h
index d1c124b..613bfd3 100644
--- a/QtRocket.h
+++ b/QtRocket.h
@@ -15,12 +15,11 @@
 // qtrocket headers
 #include "model/MotorModel.h"
 #include "model/Rocket.h"
-#include "sim/AtmosphericModel.h"
-#include "sim/GravityModel.h"
 #include "sim/Environment.h"
 #include "sim/Propagator.h"
 #include "utils/Logger.h"
 #include "utils/MotorModelDatabase.h"
+#include "utils/math/MathTypes.h"
 
 /**
  * @brief The QtRocket class is the master controller for the QtRocket application.
@@ -67,6 +66,8 @@ public:
     */
    void setInitialState(const StateData& initState) { rocket.second->setInitialState(initState); }
 
+   void appendState(const StateData& state);
+
 private:
    QtRocket();
 
@@ -84,6 +85,15 @@ private:
    std::shared_ptr<sim::Environment> environment;
    std::shared_ptr<utils::MotorModelDatabase> motorDatabase;
 
+   // Launch site
+   // ECEF coordinates
+   Vector3 launchSitePosition{0.0, 0.0, 0.0};
+
+   // Table of state data
+   std::vector<StateData> states;
+
+
+
 };
 
 #endif // QTROCKET_H
diff --git a/main.cpp b/main.cpp
index 02d1e70..379e1b5 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,11 +1,9 @@
-
 /// \cond
 // C headers
 // C++ headers
 // 3rd party headers
 /// \endcond
 
-
 #include "QtRocket.h"
 #include "utils/Logger.h"
 
@@ -14,13 +12,16 @@ int main(int argc, char *argv[])
 
    // Instantiate logger
    utils::Logger* logger = utils::Logger::getInstance();
-   logger->setLogLevel(utils::Logger::DEBUG_);
+   logger->setLogLevel(utils::Logger::PERF_);
+   logger->info("Logger instantiated at PERF level");
    // instantiate QtRocket
+   logger->debug("Starting QtRocket");
    QtRocket* qtrocket = QtRocket::getInstance();
 
    // Run QtRocket. This'll start the GUI thread and block until the user
    // exits the program
+   logger->debug("QtRocket->run()");
    int retVal = qtrocket->run(argc, argv);
    logger->debug("Returning");
    return retVal;
-}
\ No newline at end of file
+}
diff --git a/model/Part.h b/model/Part.h
index 03da6bf..434a65c 100644
--- a/model/Part.h
+++ b/model/Part.h
@@ -5,7 +5,6 @@
 // C headers
 // C++ headers
 #include <vector>
-#include <utility>
 #include <memory>
 
 // 3rd party headers
@@ -13,7 +12,6 @@
 
 // qtrocket headers
 #include "utils/math/MathTypes.h"
-#include "model/Part.h"
 
 namespace model
 {
@@ -120,4 +118,4 @@ private:
 
 }
 
-#endif // MODEL_PART_H
\ No newline at end of file
+#endif // MODEL_PART_H
diff --git a/model/Rocket.cpp b/model/Rocket.cpp
index 3dafa4c..64d39be 100644
--- a/model/Rocket.cpp
+++ b/model/Rocket.cpp
@@ -1,7 +1,6 @@
 
 // qtrocket headers
 #include "Rocket.h"
-#include "QtRocket.h"
 
 namespace model
 { 
@@ -45,4 +44,4 @@ double Rocket::getMass(double t)
    return totalMass;
 }
 
-} // namespace model
\ No newline at end of file
+} // namespace model
diff --git a/model/Rocket.h b/model/Rocket.h
index a7f2120..9949583 100644
--- a/model/Rocket.h
+++ b/model/Rocket.h
@@ -13,9 +13,7 @@
 /// \endcond
 
 // qtrocket headers
-#include "model/ThrustCurve.h"
 #include "sim/Propagator.h"
-#include "utils/math/MathTypes.h"
 
 #include "model/Stage.h"
 #include "model/Propagatable.h"
@@ -52,7 +50,7 @@ public:
     * @param t current simulation time
     * @return thrust in Newtons
     */
-   double getThrust(double t);
+   double getThrust(double t) override;
 
    /**
     * @brief getMass returns current rocket 
diff --git a/model/Stage.cpp b/model/Stage.cpp
index ab6a0c1..6d17794 100644
--- a/model/Stage.cpp
+++ b/model/Stage.cpp
@@ -1,8 +1,6 @@
 /// \cond
 // C headers
 // C++ headers
-#include <memory>
-#include <vector>
 
 // 3rd party headers
 /// \endcond
@@ -24,4 +22,4 @@ void Stage::setMotorModel(const model::MotorModel& motor)
    mm = motor;
 }
 
-} // namespace model
\ No newline at end of file
+} // namespace model
diff --git a/model/ThrustCurve.cpp b/model/ThrustCurve.cpp
index fd7a803..8351d39 100644
--- a/model/ThrustCurve.cpp
+++ b/model/ThrustCurve.cpp
@@ -8,8 +8,6 @@
 /// \endcond
 
 #include "model/ThrustCurve.h"
-#include "utils/Logger.h"
-
 
 ThrustCurve::ThrustCurve(std::vector<std::pair<double, double>>& tc)
    : thrustCurve(tc),
diff --git a/sim/Aero.h b/sim/Aero.h
index 08636f7..c57a778 100644
--- a/sim/Aero.h
+++ b/sim/Aero.h
@@ -4,7 +4,6 @@
 /// \cond
 // C headers
 // C++ headers
-#include <string>
 
 // 3rd party headers
 /// \endcond
@@ -38,4 +37,4 @@ private:
 };
 }
 
-#endif // SIM_AERO_H
\ No newline at end of file
+#endif // SIM_AERO_H
diff --git a/sim/ConstantAtmosphere.h b/sim/ConstantAtmosphere.h
index 226eead..2b33762 100644
--- a/sim/ConstantAtmosphere.h
+++ b/sim/ConstantAtmosphere.h
@@ -3,7 +3,6 @@
 
 // qtrocket headers
 #include "AtmosphericModel.h"
-#include "utils/math/Constants.h"
 
 namespace sim {
 
diff --git a/sim/DESolver.h b/sim/DESolver.h
index 54a4dee..f264e7c 100644
--- a/sim/DESolver.h
+++ b/sim/DESolver.h
@@ -4,13 +4,12 @@
 /// \cond
 // C headers
 // C++ headers
-#include <vector>
+#include <utility>
 
 // 3rd party headers
 /// \endcond
 
 // qtrocket headers
-#include "utils/math/MathTypes.h"
 
 namespace sim
 {
diff --git a/sim/Environment.h b/sim/Environment.h
index b866420..d6d759e 100644
--- a/sim/Environment.h
+++ b/sim/Environment.h
@@ -17,7 +17,6 @@
 
 #include "sim/ConstantAtmosphere.h"
 #include "sim/USStandardAtmosphere.h"
-#include "sim/GeoidModel.h"
 
 namespace sim
 {
diff --git a/sim/Propagator.cpp b/sim/Propagator.cpp
index 3b322d2..1ad0634 100644
--- a/sim/Propagator.cpp
+++ b/sim/Propagator.cpp
@@ -2,7 +2,6 @@
 /// \cond
 // C headers
 // C++ headers
-#include <cmath>
 #include <chrono>
 #include <iostream>
 #include <sstream>
diff --git a/sim/RK4Solver.h b/sim/RK4Solver.h
index 46a13ec..8365cad 100644
--- a/sim/RK4Solver.h
+++ b/sim/RK4Solver.h
@@ -4,10 +4,8 @@
 /// \cond
 // C headers
 // C++ headers
-#include <cmath>
 #include <functional>
 #include <limits>
-#include <vector>
 
 // 3rd party headers
 
diff --git a/sim/USStandardAtmosphere.cpp b/sim/USStandardAtmosphere.cpp
index 1081b00..c6a0cf3 100644
--- a/sim/USStandardAtmosphere.cpp
+++ b/sim/USStandardAtmosphere.cpp
@@ -18,9 +18,9 @@ namespace sim
 {
 
 // Populate static data
-utils::BinMap initTemps()
+utils::Bin initTemps()
 {
-   utils::BinMap map;
+   utils::Bin map;
    map.insert(std::make_pair(0.0, 288.15));
    map.insert(std::make_pair(11000.0, 216.65));
    map.insert(std::make_pair(20000.0, 216.65));
@@ -33,9 +33,9 @@ utils::BinMap initTemps()
 
 }
 
-utils::BinMap initLapseRates()
+utils::Bin initLapseRates()
 {
-   utils::BinMap map;
+   utils::Bin map;
    map.insert(std::make_pair(0.0, 0.0065));
    map.insert(std::make_pair(11000.0, 0.0));
    map.insert(std::make_pair(20000.0, -0.001));
@@ -47,9 +47,9 @@ utils::BinMap initLapseRates()
    return map;
 }
 
-utils::BinMap initDensities()
+utils::Bin initDensities()
 {
-   utils::BinMap map;
+   utils::Bin map;
    map.insert(std::make_pair(0.0, 1.225));
    map.insert(std::make_pair(11000.0, 0.36391));
    map.insert(std::make_pair(20000.0, 0.08803));
@@ -61,9 +61,9 @@ utils::BinMap initDensities()
    return map;
 }
 
-utils::BinMap initPressures()
+utils::Bin initPressures()
 {
-   utils::BinMap map;
+   utils::Bin map;
    map.insert(std::make_pair(0.0, 101325));
    map.insert(std::make_pair(11000.0, 22632.1));
    map.insert(std::make_pair(20000.0, 5474.89));
@@ -75,10 +75,10 @@ utils::BinMap initPressures()
    return map;
 }
 
-utils::BinMap USStandardAtmosphere::temperatureLapseRate(initLapseRates());
-utils::BinMap USStandardAtmosphere::standardTemperature(initTemps());
-utils::BinMap USStandardAtmosphere::standardDensity(initDensities());
-utils::BinMap USStandardAtmosphere::standardPressure(initPressures());
+utils::Bin USStandardAtmosphere::temperatureLapseRate(initLapseRates());
+utils::Bin USStandardAtmosphere::standardTemperature(initTemps());
+utils::Bin USStandardAtmosphere::standardDensity(initDensities());
+utils::Bin USStandardAtmosphere::standardPressure(initPressures());
 
 USStandardAtmosphere::USStandardAtmosphere()
 {
diff --git a/sim/USStandardAtmosphere.h b/sim/USStandardAtmosphere.h
index 740df66..3821295 100644
--- a/sim/USStandardAtmosphere.h
+++ b/sim/USStandardAtmosphere.h
@@ -3,7 +3,7 @@
 
 // qtrocket headers
 #include "sim/AtmosphericModel.h"
-#include "utils/BinMap.h"
+#include "utils/Bin.h"
 
 namespace sim
 {
@@ -33,10 +33,10 @@ public:
    double getDynamicViscosity(double altitude) override;
 
 private:
-   static utils::BinMap temperatureLapseRate;
-   static utils::BinMap standardTemperature;
-   static utils::BinMap standardDensity;
-   static utils::BinMap standardPressure;
+   static utils::Bin temperatureLapseRate;
+   static utils::Bin standardTemperature;
+   static utils::Bin standardDensity;
+   static utils::Bin standardPressure;
 
 
 };
diff --git a/utils/BinMap.cpp b/utils/Bin.cpp
similarity index 91%
rename from utils/BinMap.cpp
rename to utils/Bin.cpp
index 5ebe68b..5130bd1 100644
--- a/utils/BinMap.cpp
+++ b/utils/Bin.cpp
@@ -11,7 +11,7 @@
 /// \endcond
 
 // qtrocket headers
-#include "BinMap.h"
+#include "Bin.h"
 
 // TODO: Check on the availability of this in Clang.
 // Replace libfmt with format when LLVM libc++ supports it
@@ -20,33 +20,33 @@
 namespace utils
 {
 
-BinMap::BinMap()
+Bin::Bin()
    : bins()
 {
 
 }
 
-BinMap::BinMap(BinMap&& o)
+Bin::Bin(Bin&& o)
    : bins(std::move(o.bins))
 {
 
 }
 
-BinMap::~BinMap()
+Bin::~Bin()
 {
 
 }
 
 // TODO: Very low priority, but if anyone wants to make this more efficient it could be
 // interesting
-void BinMap::insert(const std::pair<double, double>& toInsert)
+void Bin::insert(const std::pair<double, double>& toInsert)
 {
    bins.push_back(toInsert);
    std::sort(bins.begin(), bins.end(),
       [](const auto& a, const auto& b){ return a.first < b.first; });
 }
 
-double BinMap::operator[](double key)
+double Bin::operator[](double key)
 {
    auto iter = bins.begin();
    // If the key is less than the lowest bin value, then it is out of range
@@ -74,7 +74,7 @@ double BinMap::operator[](double key)
    return retVal;
 }
 
-double BinMap::getBinBase(double key)
+double Bin::getBinBase(double key)
 {
    auto iter = bins.begin();
    // If the key is less than the lowest bin value, then it is out of range
diff --git a/utils/BinMap.h b/utils/Bin.h
similarity index 86%
rename from utils/BinMap.h
rename to utils/Bin.h
index 216cd7d..86843b0 100644
--- a/utils/BinMap.h
+++ b/utils/Bin.h
@@ -1,5 +1,5 @@
-#ifndef UTILS_BINMAP_H
-#define UTILS_BINMAP_H
+#ifndef UTILS_BIN_H
+#define UTILS_BIN_H
 
 /// \cond
 // C headers
@@ -22,12 +22,12 @@ namespace utils {
  * @todo Make this class behave more like a proper STL container. Templetize it for one
  *
  */
-class BinMap
+class Bin
 {
 public:
-   BinMap();
-   BinMap(BinMap&& o);
-   ~BinMap();
+   Bin();
+   Bin(Bin&& o);
+   ~Bin();
 
    void insert(const std::pair<double, double>& toInsert);
    double operator[](double key);
@@ -40,4 +40,4 @@ private:
 
 } // namespace utils
 
-#endif // UTILS_BINMAP_H
+#endif // UTILS_BIN_H
diff --git a/utils/CMakeLists.txt b/utils/CMakeLists.txt
index eebe01d..c748e02 100644
--- a/utils/CMakeLists.txt
+++ b/utils/CMakeLists.txt
@@ -1,6 +1,6 @@
 add_library(utils
-        BinMap.cpp
-        BinMap.h
+    Bin.cpp
+        Bin.h
         CurlConnection.cpp
         CurlConnection.h
         Logger.cpp
@@ -18,6 +18,10 @@ add_library(utils
         math/MathTypes.h
         math/UtilityMathFunctions.h)
 
+
+target_include_directories(utils PRIVATE
+    ${Boost_INCLUDE_DIR})
+
 target_link_libraries(utils PUBLIC
    libcurl
    jsoncpp_static
diff --git a/utils/Logger.cpp b/utils/Logger.cpp
index bce72dc..2860874 100644
--- a/utils/Logger.cpp
+++ b/utils/Logger.cpp
@@ -40,6 +40,13 @@ void Logger::log(std::string_view msg, const LogLevel& lvl)
    // all levels at or lower than the current level.
    switch(currentLevel)
    {
+      case PERF_:
+         if(lvl == PERF_)
+         {
+            outFile << "[PERF] " << msg << std::endl;
+             std::cout << "[PERF] " << msg << "\n";
+         }
+         [[fallthrough]];
       case DEBUG_:
          if(lvl == DEBUG_)
          {
diff --git a/utils/Logger.h b/utils/Logger.h
index 18c7467..752baf8 100644
--- a/utils/Logger.h
+++ b/utils/Logger.h
@@ -25,7 +25,8 @@ public:
       ERROR_,
       WARN_,
       INFO_,
-      DEBUG_
+      DEBUG_,
+      PERF_
    };
 
    static Logger* getInstance();
@@ -38,16 +39,11 @@ public:
 
    void setLogLevel(const LogLevel& lvl);
    
-   /*
-   std::function<void(std::string_view)> error;
-   std::function<void(std::string_view)> warn;
-   std::function<void(std::string_view)> info;
-   std::function<void(std::string_view)> debug;
-   */
    inline void error(std::string_view msg) { log(msg, ERROR_); }
    inline void warn(std::string_view msg)  { log(msg, WARN_); }
    inline void info(std::string_view msg)  { log(msg, INFO_); }
    inline void debug(std::string_view msg) { log(msg, DEBUG_); }
+   inline void perf(std::string_view msg) { log(msg, PERF_); }
 
    void log(std::ostream& o, const std::string& msg);