5 stone
31.75 kgMass · definition
The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.
Mass
Everyday mass
A little perspective
The approximate empty mass of Human-powered aircraft is about 1.01 times the mass of 5 stone.
The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.
A Gossamer Albatross-style human-powered aircraft with NASA's quoted 94 ft (28.7 m) span, approximately 10 m length, 32 kg empty mass and a representative 5 m/s flight speed. The pilot is excluded from empty mass.
The marked approximate empty mass is calibrated. Unmeasured illustration details are representative.
Measurement details
The visual compares mass with approximate empty mass. The records below preserve each value’s basis and caveats.
Mass · definition
The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.
Approximate empty mass · representative · range 30 kg–35 kg
A Gossamer Albatross-style human-powered aircraft with NASA's quoted 94 ft (28.7 m) span, approximately 10 m length, 32 kg empty mass and a representative 5 m/s flight speed. The pilot is excluded from empty mass.
The labelled spans and stored measurements determine the scale; unmeasured illustration details do not.
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A little smaller. A little larger.