FAA 8260.52 : 2005

CHAPTER 1. GENERAL
  1.0 Purpose
  1.1 Distribution
  1.2 Effective Date
  1.3 Background
  1.4 Definitions
       1.4.1 3-Dimensional (3-D)
       1.4.2 Approach Surface Baseline (ASBL)
       1.4.3 Course Change
       1.4.4 Decision Altitude (DA)
       1.4.5 Distance of Turn Anticipation (DTA)
       1.4.6 Final Approach Fix (PFAF)
       1.4.7 Final Approach Segment (FAS)
       1.4.8 Flight Path Control Point (FPCP)
       1.4.9 Final Roll-Out Point (FROP)
       1.4.10 Geographic Positioning Navigation (GPN)
       1.4.11 Glidepath Angle (GPA)
       1.4.12 Ground Point of Intercept (GPI)
       1.4.13 Height above Touchdown (HAT)
       1.4.14 Landing Threshold Point (LTP)
       1.4.15 Obstacle Clearance Surface (OCS)
       1.4.16 Obstacle Evaluation Area (OEA)
       1.4.17 Obstacle Identification Surface (OIS)
       1.4.18 Radius to Fix (RF) Leg
       1.4.19 Required Navigation Performance (RNP)
       1.4.20 Required Obstruction Clearance (ROC)
       1.4.21 Runway Threshold (RWT)
       1.4.22 Special Aircraft and Aircrew Authorization
              Required (SAAAR)
       1.4.23 Track to Fix (TF) Leg
       1.4.24 Visual Glide Slope Indicator (VGSI)
       1.4.25 Visual Segment
       1.4.26 Vertical Error Budget (VEB)
  1.5 Data Resolution
       1.5.1 Documentation Accuracy
  1.6 Calculation
       1.6.1 Mathematics Convention
       1.6.2 Geodetic Calculation
  1.7 Design Concept
  1.8 Applicability
  1.9 Procedure Identification
  1.10 Published Minimums
       1.10.1 Minimum Safe Altitudes
  1.11 Calculating True Airspeed, Turn Radius, and Bank Angle
       1.11.1 Calculating True Airspeed
       1.11.2 Calculating Turn Radius for Fly-By Turns
       1.11.3 Calculating Bank Angle Associated with a Given
              RF Leg Flight Radius
  1.12 Calculation of Radio Altimeter (RA) Height
  1.13 DTA Application
  1.14 Calculation of Visibility Minimums
  1.15 Evaluation of Actual and Assumed Obstacles (AAO)
       1.15.1 Accuracy Uncertainty Standards
       1.15.2 Application of Vertical and Horizontal Accuracy
              Uncertainty
  1.16 Information Update
CHAPTER 2. FEEDER, INITIAL, AND INTERMEDIATE SEGMENTS
  2.0 General
  2.1 Configuration
  2.2 RNP Segment Width
  2.3 RNP Segment Length
  2.4 RNP Segment Descent Gradient
       2.4.1 Descent Gradient Calculation
       2.4.2 RF Segment
  2.5 RNP Segment ROC
  2.6 TF Leg Segment
       2.6.1 OEA Construction of Turns at Fly-By Waypoints
              that Join Two TF Legs
  2.7 RF Leg Segment
  2.8 Changing Segment Width (RNP Values)
  2.9 Effects of Cold Temperature in the Intermediate
       Segment
CHAPTER 3. FINAL APPROACH SEGMENT (FAS)
  3.0 General
  3.1 Final Segment RNP Values
  3.2 Glidepath Angle and TCH Requirements
       3.2.1 Controlling the Effects of Temperature on
              Glidepath Angle
  3.3 Turns in the FAS
  3.4 Determining PFAF Location
       3.4.1 PFAF Located on TF Leg
       3.4.2 PFAF Located on RF Leg
  3.5 Final Segment OEA
       3.5.1 Obstacle Evaluation
       3.5.2 Applying VEB OCS to RF Final Segments
  3.6 Visual Segment Evaluation
CHAPTER 4. MISSED APPROACH SEGMENT (MAS)
  4.0 General
  4.1 MAS Segment Leg Types
  4.2 MA Segment RNP Level
       4.2.1 RNP Values <1 RNP
  4.3 MA Segment OCS Evaluation
       4.3.1 OCS Penetrations
APPENDIX 1. VERTICAL ERROR BUDGET (VEB) REQUIRED OBSTACLE
            CLEARANCE (ROC) EQUATION EXPLANATION

Contains criteria based on the mandatory avionics features for RNP certification (such as track-to-fix capability) under RTCA DO-236 (latest version).