Data source: OurAirports (2026-09-01 Snapshot) · Methodology & Verification →
IATA: TNR ICAO: FMMI
Longest Active Runway
10,171 ft
3,100 meters
Field Elevation
4,198 ft
1,280 m MSL
Runway Inventory
1 active
Lighted / Paved
Coordinates & Class
-18.7969°, 47.4788°
LARGE AIRPORT
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How ranks work → Multi-Universe Rankings & Statistical Standing
RunwayFacts Published Dataset
tied #512 of 650
In curated primary commercial index
Global Commercial Universe
#830 of 7558
Top 11.2% percentile worldwide
For airports with equal runway length, the worldwide order does not indicate a length difference.
National Standing (Madagascar)
#1 of 1 in MG
#1 of 29 in full national registry
vs Large Airport Median
+1.7%
Compared to 10,000 ft baseline
💡 TNR in numbers: 10,171 ft longest runway · tied #512 of 650 published · #830 of 7,558 worldwide (top 11.2%) · #1 in Madagascar.
🔬 Operational & Aerodrome Engineering Comparative Analysis
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Elevation & National Context
Mid-Altitude Aerodrome (2,000–4,999 ft)
TNR lies at 1,280 m (4,198 ft), #63 of 650 published airports by elevation and 90.5 percentile among 7,558 worldwide.
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Regional Density & Alternates (100 NM)
0 Qualifying Aerodromes in Vicinity
No published neighbour with a paved runway of 5,000 ft or more within 100 NM of TNR. Nearest published airport: Roland Garros Airport (RUN), 471 NM, 10,499 ft (328 ft longer than TNR); none other within 250 NM.
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Runway Inventory & National Standing
Primary Runway: 10,171 ft (3,100 m)
TNR runway: 11/29 10,171 × 148 ft asphalt (asp). +1.7% vs the 10,000 ft baseline.
🛫 Physical Runway Inventory & Surface Engineering
| Runway Designator | Length (ft / m) | Width (ft / m) | Surface Material | Lighting | Status |
|---|---|---|---|---|---|
| 11/29 | 10,171 ft (3100 m / 3.100 km) | 148 ft (45m) | Asphalt (ASP) | ✅ Lighted | ✅ Active |
🛡️ Source: OurAirports Open Aviation Database, snapshot 2026-09-01 · Provenance →