diff --git a/Source/Core/IauOrientationParameters.js b/Source/Core/IauOrientationParameters.js
index f10dab88affe..6282828d3eda 100644
--- a/Source/Core/IauOrientationParameters.js
+++ b/Source/Core/IauOrientationParameters.js
@@ -20,6 +20,8 @@ define(function() {
          * The right ascension of the north pole of the body with respect to
          * the International Celestial Reference Frame, in radians.
          * @type {Number}
+         *
+         * @private
          */
         this.rightAscension = rightAscension;
 
@@ -27,6 +29,8 @@ define(function() {
          * The declination of the north pole of the body with respect to
          * the International Celestial Reference Frame, in radians.
          * @type {Number}
+         *
+         * @private
          */
         this.declination = declination;
 
@@ -34,12 +38,16 @@ define(function() {
          * The rotation about the north pole used to align a set of axes with
          * the meridian defined by the IAU report, in radians.
          * @type {Number}
+         *
+         * @private
          */
         this.rotation = rotation;
 
         /**
          * The instantaneous rotation rate about the north pole, in radians per second.
          * @type {Number}
+         *
+         * @private
          */
         this.rotationRate = rotationRate;
     };
diff --git a/Source/Core/TerrainProvider.js b/Source/Core/TerrainProvider.js
index 0af3b6f18cc9..4af754d41c63 100644
--- a/Source/Core/TerrainProvider.js
+++ b/Source/Core/TerrainProvider.js
@@ -72,6 +72,7 @@ define([
          * indicates which areas of the globe are water rather than land, so they can be rendered
          * as a reflective surface with animated waves.  This function should not be
          * called before {@link TerrainProvider#ready} returns true.
+         * @memberof TerrainProvider.prototype
          * @type {Boolean}
          */
         hasWaterMask : {
diff --git a/Source/Scene/PerspectiveFrustum.js b/Source/Scene/PerspectiveFrustum.js
index c1c089993892..c78f15201971 100644
--- a/Source/Scene/PerspectiveFrustum.js
+++ b/Source/Scene/PerspectiveFrustum.js
@@ -139,6 +139,7 @@ define([
 
         /**
          * Gets the angle of the vertical field of view, in radians.
+         * @memberof PerspectiveFrustum.prototype
          * @type {Number}
          * @default undefined
          */