HOW BIG
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Small bodies

16 Psyche: size, dimension and comparison

The adopted reference is about 222 km.

Effective diameter ≈ 222 km

222 km = 222,000 m. A kilometer contains 1,000 meters.

A small Solar System body catalogued by JPL.

Explore at this scale
16 Psyche, interpreted illustration
Interpreted illustration · dimension stated in the fact sheet.

What does this number measure?

Effective diameter estimated in the NASA/JPL SBDB database. This describes an overall size and does not assume a spherical shape. A resolved image of its surface is not necessarily available.

Compare the stated dimensions

The comparison uses the number in each fact sheet: altitude, height, diameter, length or distance, depending on the reference. Two values in metres do not necessarily describe the same property.

Compare with 324 Bamberga in the explorer →

Source and limitations

Catalogue value: a source is provided, but the measurement has not been individually audited in this project.

Interpretive artist's impression of 16 Psyche; hypothetical rocky appearance with metallic reflections, invented relief and coloration, without a real surface photograph or map.