Reference only — not for real-world navigation.
LSMA
Alpnach Air Base · Alpnach
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
1,460 ft / 445 m
Transition Altitude
7,000 ft
Primary Channel
TWR 119.63 MHz (TWR)
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
01/19 · 6,135 ft · AsphaltLIGHTEDFlight Planning
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Welcome to the technical flight briefing for Alpnach Air Base (LSMA), located in Alpnach, Switzerland. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 1 active runway with a maximum elevation of 1,460 ft. Please note that this field primarily supports VFR and visual approach procedures.Reference the data below for primary communication channels and detailed runway characteristics. Pilots should observe a Transition Altitude of 7,000 ft verified for this field for altimeter reset procedures.
Full Name
Alpnach Air Base
ICAO / IATA
LSMA / —
Municipality
Alpnach
Country
Region
CH-OW — Obwalden
GPS Coordinates
Transition Altitude
7,000 ft
Elevation
1,460 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 01 / 19
LIGHTED
Runway Length: 6,135 ft / 1,870 m
Runway Width: 131 ft / 40 m
Surface Type: Asphalt
Heading: 11° / 191°
Runway Width: 131 ft / 40 m
Surface Type: Asphalt
Heading: 11° / 191°
RWY 01 (11°)
No ILS / Visual Only
RWY 19 (191°)
No ILS / Visual Only
ARR ARR/DEP
33.79 MHz
ARR ARR/DEP
139.45 MHz
INFO INFO
138.05 MHz
TWR TWR
119.63 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026