What does this number measure?
A rectangular court whose length is the same for singles and doubles. The court measures 23.77 metres between the baselines. The alleys change the width used according to the match format.
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.
Source and limitations
Catalogue order of magnitude; a source is provided, but this measurement has not been individually audited.
Detailed interpreted illustration. It is not a photograph, an architectural survey or an exact scientific reconstruction.
Generic construction: Varies by period. Proposed historical date; an existing documentary source is linked but was not consulted for this date in this session. Do not interpret this reference as the manufacturing date of the illustrated specimen. Generic field or pool: no precise installation or construction date is identified. Dimension rules have their own history, distinct from a construction year.