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RCNN

TNN

Tainan International Airport / Tainan Air Base · Tainan (Rende)

Key Facts

Technical summary and operational standards.

ILS Approach StatusILS FREQUENCIES VERIFIED ✅
Field Elevation
63 ft / 19 m
Transition Altitude
11,000 ft
Primary Channel
TWR 118.40 MHz (TWR)
Runway Summary
18L/36R10,007 ftConcreteLIGHTED
18R/36L10,007 ftConcreteLIGHTED

Mission Briefing & Tools

Direct calculators and pre-filled resources for this airport.

TOD CALC
Plan Descent
CROSSWIND
Check Limits
VDP CALC
Visual Point
CONVERTER
QNH / Fuel
SkyVector FlightAware Live METAR Satellite

Less math, more flying. Did this save your approach? 🛬

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Briefing for Tainan International Airport / Tainan Air Base (RCNN), Taiwan. This facility features 2 active runways with an elevation of 63 ft. Verified ILS frequencies are available for precision approaches.Maintain a Transition Altitude of 11,000 ft for altimeter reset.

Airport Details

Full geographical and organizational metadata.

Full Name
Tainan International Airport / Tainan Air Base
ICAO / IATA
RCNN / TNN
Municipality
Tainan (Rende)
Country
Region
TW-TNN
GPS Coordinates
Transition Altitude
11,000 ft
Official Website
Wikipedia

Runways & ILS Approach Data

Detailed dimensions and verified landing frequencies.

Runway 18L / 36R
LIGHTED
Length: 10,007 ft / 3,050 m
Surface: Concrete
Heading: 178.7° / 358.7°
RWY 18L
No ILS
RWY 36R
No ILS
Runway 18R / 36L
ILSLIGHTED
Length: 10,007 ft / 3,050 m
Surface: Concrete
Heading: 178.6° / 358.6°
RWY 18R
No ILS
RWY 36L
109.90 MHz
ID: I-TNN | CRS: 359°

Communication Frequencies

ATC and advisory channels.

APP KAOHSIUNG APP
121.10 MHz
GND GND
121.60 MHz
TWR TWR
118.40 MHz

Nearby Airports

Alternatives in the vicinity.

RCAY
Gangshan Air Force Base
20 km
TW-0004
Zuoying Naval Airfield
28 km
RCSQ
Pingtung Air Force Base North
40 km
RCDC
Pingtung Air Force Base
41 km
RCKH ILS
Kaohsiung International Airport
44 km

Data Source: OurAirports · Technical Briefing Jan 2026
ILS Data Source: AIP / FAA NASR Cycle Verified