Reference only — not for real-world navigation.
RKTP
Seosan Air Base · Seosan
Key Facts
Essential technical summary for MSFS 2020/2024 and X-Plane.
ILS Approach StatusILS DATA NOT IN DATABASE
Field Elevation
39 ft / 12 m
Transition Altitude
14,000 ft
Primary Channel
TWR 126.20 MHz (HAEMI TWR)
Live Conversion
inHg
hPa
Runway Summary (Quick-Links)
03L/21R · 9,000 ft · ConcreteLIGHTED03R/21L · 9,000 ft · ConcreteLIGHTEDFlight Planning
Quick Jump to Next Destination
Tip: Search your next airport to quickly compare ILS data.
Welcome to the technical flight briefing for Seosan Air Base (RKTP), located in Seosan, South Korea. As a vital hub for Microsoft Flight Simulator 2024, MSFS 2020, and X-Plane pilots, this facility features 2 active runways with a maximum elevation of 39 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
Seosan Air Base
ICAO / IATA
RKTP / HMY
Municipality
Seosan
Country
Region
KR-44 — Chungcheongnam-do (South Chungcheong Province)
GPS Coordinates
Transition Altitude
14,000 ft
Elevation
39 ft
Wikipedia
Pilot Toolbox
External charts, live tracking and weather reports.
Runway 03L / 21R
LIGHTED
Runway Length: 9,000 ft / 2,743 m
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 24.6° / 204.6°
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 24.6° / 204.6°
RWY 03L (24.6°)
No ILS / Visual Only
RWY 21R (204.6°)
No ILS / Visual Only
Runway 03R / 21L
LIGHTED
Runway Length: 9,000 ft / 2,743 m
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 24.6° / 204.6°
Runway Width: 150 ft / 46 m
Surface Type: Concrete
Heading: 24.6° / 204.6°
RWY 03R (24.6°)
No ILS / Visual Only
RWY 21L (204.6°)
No ILS / Visual Only
APP HAEMI APP
124.60 MHz
ATIS ATIS
130.30 MHz
CLD CLNC DEL
27.58 MHz
DEP DEP
124.60 MHz
GND GND
27.58 MHz
TWR HAEMI TWR
126.20 MHz
Base Airport Data: OurAirports (Public Domain)
Instrument Approach Data: AIP 2026 Researched · Cycle: Jan 2026