Note: Download these files to your computer. For .exe files, double click on the file to run it. For zipped files, unzip into a single directory (folder). Select the Index/HTML file to view each calculator. Be sure all files are in the same directory so that the index file can access them.

Title
NAD83 to WGS84 Converter (ZIP)
Non-Radar Precision TCH/GPI/RPI (MS Excel)
Precision Approach Radar (Scanning Radar) (MS Excel)
Precision Final Approach Fix (PFAF); See Order 8260.58, Vol. 6, Calculator 1-15b
Precision Radar TCH/GPI/RPI (Tracking Radar) (MS Excel)
VA-DF (ZIP)

Helicopter Only
Ellipsoidal Calculator Spreadsheet (MS Excel)

Note: Download these files to your computer. For .exe files, double click on the file to run it. For zipped files, unzip into a single directory (folder). Select the Index/HTML/ file to view each calculator. Be sure all files are in the same directory so that the index file can access them.

Title	Obsolete/Rescinded Details
ACT Calculator Tool (HTML)	Rescinded by publication of FAA Order 8260.58
FPAP (ZIP)	Rescinded by publication of FAA Order 8260.58
Low/High Temperature Limit (PDF)	Rescinded by publication of FAA Order 8260.58
LPV Straight Missed Approach Climb Gradient (ZIP)	Rescinded by publication of FAA Order 8260.58
PFAF (ZIP)	Rescinded by publication of FAA Order 8260.58
RNP AR Final Segment (ZIP)	Rescinded by publication of FAA Order 8260.58