CTA Helper

CTA Helper helps pilots comply with ENR 1.8 Cold Temperature Airport altitude adjustments. Simply select your airport and your approach, choose the weather, and the corrected altitudes for each fix will be shown for easy reference.

• The complete database of all 2,100+ airports with cold-temperature corrected approaches
• Manually select airport temperature or automatically load it from downloaded METAR data
• Use All Segments or Individual Segments calculation methods (both acceptable to ENR 1.8)
• Enter DH or MDA and see temperature-corrected altitude (where applicable)
• Choose rounding strategy: always round up or nearest 100 (both acceptable to ENR 1.8)