Airports / JPN

JPN — Pentagon Army Heliport

Washington DC, US-VA · US · 40 ft MSL · IATA: JPN

Runways

1 runway · longest 82'

H1 / H1 Lighted

82' × 82'

Surface: Asphalt Headings: — / 201° T

Select an aircraft to see density altitude estimates

Look up by Tail Number (N-Number) — auto-fills make & model

or select make & model manually

Manufacturer

Model

Outside Air Temp (°C) — blank = ISA standard

What you'll get:

· Density altitude calculation

· Power retained at this elevation/temperature

· Estimated takeoff roll increase

· Climb rate estimate

· Full scenario table (ISA-10 through ISA+40)

Elevation40' MSL

Longest Runway82'

SurfaceASPH

Coordinates 38.875, -77.057

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