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Table 20
Cumulative number of sources classified as ⟨ hard ⟩ in the XMM LP-total catalogue and without ROSAT counterpart.
| XID flux limit | # of sources |
| erg cm-2 s-1 | |
|
|
|
| 5.5 E-15 | 539 |
| 1 E-14 | 242 |
| 5 E-14 | 7 |
| 1 E-13 | 1 |
Notes. Given is the cumulative number of sources brighter than the indicated flux limit.
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