diff --git a/tests/src/astro/orbit_determination/unitTestRadiationPressureEstimation.cpp b/tests/src/astro/orbit_determination/unitTestRadiationPressureEstimation.cpp
index 616ff4fef..a03b76f55 100644
--- a/tests/src/astro/orbit_determination/unitTestRadiationPressureEstimation.cpp
+++ b/tests/src/astro/orbit_determination/unitTestRadiationPressureEstimation.cpp
@@ -250,18 +250,18 @@ BOOST_AUTO_TEST_CASE( test_RadiationPressurePartialsFromEstimation )
                 // Modify tolernace for geometrically poor term
                 if( ( test == 1 && parameterIndex == 3 ) || ( test == 1 && parameterIndex == 6 ) || ( test == 3 && parameterIndex == 4 ) )
                 {
-                    std::cout<<"Test A "<( toleranceStates * 20.0 )<<std::endl;
+                    std::cout<<"Test A "<<( toleranceStates * 20.0 )<<std::endl;
                     TUDAT_CHECK_MATRIX_CLOSE_FRACTION( numericalValue, analyticalValue, ( toleranceStates * 20.0 ) );
                 }
                 else
                 {
-                    std::cout<<"Test B "<( toleranceStates )<<std::endl;
+                    std::cout<<"Test B "<<( toleranceStates )<<std::endl;
                     TUDAT_CHECK_MATRIX_CLOSE_FRACTION( numericalValue, analyticalValue, ( toleranceStates ) );
                 }
             }
             else
             {
-                std::cout<<"Test C "<( toleranceParameter * 5.0 )<<std::endl;
+                std::cout<<"Test C "<<( toleranceParameter * 5.0 )<<std::endl;
                 TUDAT_CHECK_MATRIX_CLOSE_FRACTION( numericalValue, analyticalValue, ( toleranceParameter * 5.0 ) );
             }
         }