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Table 1.
Common classes of the AGN population.
| Nomenclature | Eddington | Radio | Morphology | Emission lines | Blazars | ||
|---|---|---|---|---|---|---|---|
| ratio | emission | ( ) |
|||||
| Low kinetic | Jet mode | ≲10−2 | Radio loud | FRI and FRII | Low excitation | Type-2 | BL Lac |
| High kinetic | Radiative mode | ≳10−2 | Radio loud | FRII | High excitation | Type-1 and 2 | FSRQ |
| High radiative | Radiative mode | ≳10−2 | Radio quiet | – | Type-1 and 2 | – | |
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