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