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Table 1

Properties of the King-type cluster models used in Sect. 4.

Property Cluster A Cluster B Cluster C

Model clusters
No. stars 10 000 10 000 10 000
Median density 12.6 126 1260
Average density 21.2 530 11000
Above threshold 0 3300 8000

Spitzer resolution sample
No. stars 9923 8638 6458
Median density 12.6 79.4 501
Average density 21.2 151 668
Above threshold 0 1813 4327

Radial cut-off and Spitzer resolution sample
No. stars 8476 7246 5990
Median density 7.9 50.1 501
Average density 11.7 77.1 518
Above threshold 0 290 3893

Notes. The “above the threshold” lines denote the “detectable” number of stars in an environment where the stellar density exceeds 200 stars pc-2. The densities are median and average surface densities and are given in units of pc-2.

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