Airports / KCPS

KCPS — St Louis Downtown Airport

Cahokia/St Louis, US-IL · US · 413 ft MSL · IATA: CPS

IFR Capable

Runways

3 runways · longest 7,002'

12R / 30L Lighted

7,002' × 150'

Surface: Asphalt Headings: 122° / 302° T

12L / 30R Lighted

5,301' × 75'

Surface: Concrete Headings: 122° / 302° T

05 / 23

2,799' × 75'

Surface: ASPH-F Headings: 47° / 227° T

A/D 123.700 APP/DEP

ATIS 121.450 ATIS

CLD 121.800 CLNC DEL

CTAF 119.925 CTAF

GND 121.800 GND

TWR 119.925 DOWNTOWN TWR

UNIC 122.950 UNICOM

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)

Elevation413' MSL

Longest Runway7,002'

SurfaceASP

Coordinates 38.571, -90.156

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