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Range & Endurance Analysis

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L/D
1/hr
hr

Breguet fuel check

6,749 km

The existing comparison shows available fuel against the fractions required for the target range and endurance.

available
25.0%
Available fuel25.0% · Covered
Target range19.2% · Covered
Target endurance16.2% · Covered
initial weightfinal weight 75.0%

Log weight term

ln(1.333)

0.288

Range factor

23,460 km

per log weight ratio

Endurance factor

28.33 hr

per log weight ratio

Range

6,749 km

3644 nautical miles

Endurance

8.15 hr

489 minutes

Fuel fraction

25.0%

Wi/Wf = 1.333

Cruise efficiency

17.0 L/D

SFC 0.600 1/hr

Open Source and Easy to Use Elsewhere

This tool is open source and the underlying logic is fully transparent. You can inspect the code, understand the calculations, and contribute improvements. If you want to use the tool in your own website, course page, or learning platform, you can also embed it directly and start from a ready-made iframe setup for this exact tool.

Open source: review the implementation and see how the results are produced.

Embeddable: preview this tool, copy the iframe, and use it in your own site or LMS.