Reference only — not for real-world navigation.
RK4O
C 527 Heliport · Sanae-ri
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
3,174 ft / 967 m
Transition Altitude
14,000 ft
Primary Channel
—
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
Flight Planning
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Welcome to the technical flight briefing for C 527 Heliport (RK4O), located in Sanae-ri, South Korea. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 0 active runways with a maximum elevation of 3,174 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 14,000 ft verified for this field for altimeter reset procedures.
Full Name
C 527 Heliport
ICAO / IATA
RK4O / —
Municipality
Sanae-ri
Country
Region
KR-43 — Chungcheongbuk-do (North Chungcheong Province)
GPS Coordinates
Transition Altitude
14,000 ft
Elevation
3,174 ft
Pilot Toolbox
External charts, live tracking and weather reports.
No frequency data available.
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026