Tainan International Airport / Tainan Air Base
Tainan (Rende), Tainan City (Taiwan)
IATA: TNN ICAO: RCNN
Longest Active Runway
10,007 ft
3,050 meters
Field Elevation
63 ft
19 m MSL
Runway Inventory
2 active
Lighted / Paved
Coordinates & Class
22.9504°, 120.2060°
LARGE AIRPORT
🏆
Derived Facts, National & Global Rankings
National Runway Rank
#6 in Taiwan
Out of 18 commercial aerodromes
Global Runway Rank
#908 Worldwide
Top 12.0% percentile
Elevation Ranking
#5691 MSL
Top 77.9% percentile
vs Large Airport Median
+0.1%
Compared to 10,000 ft baseline
💡 Database Insight: Tainan International Airport / Tainan Air Base's longest active runway measures 10,007 ft (3,050 m). It ranks as the #6 longest runway in Taiwan and #908 worldwide among indexed commercial aerodromes.
🛫 Physical Runway Inventory & Surface Engineering
| Runway Designator | Length (ft / m) | Width (ft / m) | Surface Material | Lighting | Status |
|---|---|---|---|---|---|
| 18R/36L | 10,007 ft (3050m) | 148 ft (45m) | Concrete (CON) | ✅ Lighted | ✅ Active |
| 18L/36R | 10,007 ft (3050m) | 148 ft (45m) | Concrete (CON) | ✅ Lighted | ✅ Active |
🧭 Comparative Aerodromes (100 NM Radius, ≥5,000 ft Paved)
Great-circle Haversine spatial proximity matching for commercial facilities with paved runway capacity within 100 NM.
| Aerodrome Name | IATA | Distance | Longest Runway | Lighting |
|---|---|---|---|---|
| Kaohsiung International Airport (Kaohsiung (Xiaogang)) | KHH | 23.8 NM (44.1 km) | 10,335 ft | ✅ Lighted |
| Penghu Magong Airport (Huxi) | MZG | 48.9 NM (90.6 km) | 9,843 ft | ✅ Lighted |
| Taichung International Airport / Ching Chuang Kang Air Base (Taichung (Qingshui)) | RMQ | 82.1 NM (152 km) | 12,000 ft | ✅ Lighted |
🛡️ Data Provenance & Verification Metadata
Source Dataset: OurAirports Open Aviation Database
Snapshot Version: 2026-09-01
Verification Method: SHA-256 Checksum Lock
Calculation Model: Haversine Great-Circle
Machine-readable endpoint:
GET /api/airport/tnn.json ↗