Mass

Just how heavy is 20 kilograms?

Everyday mass

20 kg

44.092 lbpounds
0.02 ttonnes
Linear measure
MASS20 kg25 kg
01
20 kilograms20 kgMass · definition
02
Archery target boss25 kgDefined boss mass · defined specimen · range 18 kg–35 kg
Bar length measures mass, not physical size.

A little perspective

The defined boss mass of Archery target boss is about 1.25 times the mass of 20 kilograms.

Measurements, assumptions & sources +

20 kilograms

The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.

NIST — SI conversion factors

Archery target boss

A defined round outdoor archery target boss 1.3 m across, 15 cm thick and 25 kg, large enough for a 122 cm target face. The stand, paper face, pins and arrows are excluded from boss dimensions.

World Archery — Rulebook

The marked defined boss mass is calibrated. Unmeasured illustration details are representative.

Measurement details

Why these numbers?

The visual compares mass with defined boss mass. The records below preserve each value’s basis and caveats.

20 kilograms

20 kg

Mass · definition

The quantity is exact as entered. Comparisons use the clearly stated specimen, model or nominal measurement.

Archery target boss

25 kg

Defined boss mass · defined specimen · range 18 kg–35 kg

A defined round outdoor archery target boss 1.3 m across, 15 cm thick and 25 kg, large enough for a 122 cm target face. The stand, paper face, pins and arrows are excluded from boss dimensions.

Comparing
Mass ↔ Defined boss mass
Relative size
Archery target boss is larger on this measurement by a factor of about 1.25. Archery target boss's selected measurement is approximately 25% greater than 20 kilograms's.

How to read the visual

The labelled spans and stored measurements determine the scale; unmeasured illustration details do not.

  • Archery target boss uses a 25 kg central value within a recorded range of 18 kg–35 kg.
  • Archery target boss is labelled defined specimen; treat the displayed value as a comparison anchor rather than false precision.
  • The recorded ranges overlap, so the ordering can vary even though the central values differ.

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