KNJK · El Centro NAF Airport (Vraciu Field)
El Centro NAF Airport (Vraciu Field) serves El Centro, California at -42 ft elevation with its longest runway, 08/26, at 9,503 by 200 ft. The figures below are computed from FAA NASR runway data (via OurAirports) and the same rules of thumb JetDesk uses on the airport page in the app; the POH and current NOTAMs are the authority.
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01Runways
| Runway | Length × width | Surface | Lighting |
|---|---|---|---|
| 08/26 | 9,503 × 200 ft | asphalt (PEM) | lit |
| 12/30 | 6,825 × 200 ft | asphalt (PEM) | lit |
02Density altitude and turboprop runway margins
Standard temperature at -42 ft is about 15°C. Every 1,000 ft of density altitude adds roughly 8 percent to a turboprop's takeoff distance and 5 percent to its landing distance. The table uses Piper Meridian book numbers (2,438 ft takeoff and 2,110 ft landing over a 50 ft obstacle at sea level, ISA, max weight) as a reference airplane; heavier turboprops and light jets scale the same way from their own POH figures.
| Conditions | Density altitude | Takeoff est. | Landing est. | Landing × 1.5 |
|---|---|---|---|---|
| Standard day (ISA, 15°C) | 0 ft | 2,438 ft | 2,110 ft | 3,165 ft |
| Warm day (ISA +10) | 1,158 ft | 2,664 ft | 2,232 ft | 3,348 ft |
| Hot day (ISA +20) | 2,358 ft | 2,898 ft | 2,359 ft | 3,538 ft |
| 35°C afternoon | 2,348 ft | 2,896 ft | 2,358 ft | 3,537 ft |
03Nearby fields with 5,000 ft or more
Listed for reference only: KNJK is not a field to divert to or buy fuel at.
| Airport | Distance | Longest runway |
|---|---|---|
| KIPL Imperial County Airport | 5 nm E | 5,308 ft |
| L08 Borrego Valley Airport | 42 nm NW | 5,011 ft |
| KTRM Jacqueline Cochran Regional Airport | 54 nm NW | 8,500 ft |
| KUDD Bermuda Dunes Airport | 63 nm NW | 5,002 ft |
| KRNM Ramona Airport | 64 nm W | 5,001 ft |
04Fuel and services at KNJK
There is no public FBO fuel to log at KNJK. JetDesk collects Jet A prices that pilots actually paid, at civil fields, and its route finder leaves military and private-use fields out of every ranking. Read what a fuel stop actually saves.