Research Article
Potential Locations of Strong Earthquakes in Bulgaria and the Neighbouring Regions
Table 3
Characteristic traits of D and N nodes defined by the CORA-3 (see Table
2 for the meaning of the parameter symbols).
| #trait | Parameters | | (m) | (m) | (km) | (km) | | (km) | (km) | (mGal) | (mGal) | (nT) | (nT) | (nT) |
| Traits of D nodes | 1 | | | | | | | | >50 | | >23.3 | | | 2 | | | | | | 0 | | | | | >-42.4 | >48.8 | 3 | | | ≤18 | | | | | | | >23.3 | | >48.8 | 4 | | >896 | | | | | | | | >23.3 | | >48.8 | 5 | | | | ≤23 | | 0 | | | | | | >48.8 | 6 | | >896 | | | | 0 | | | | | | >48.8 | 7 | | | | | >55 | | | | | | | >48.8 | 8 | | | ≤18 | | | | | >50 | | | >-42.4 | | 9 | | >896 | | | | | | >50 | | | >-42.4 | | 10 | | | | | >55 | | | | ≤20 | | | | 11 | | | | | | 0 | | ≤35 | | | | | 12 | | | | | >24 | 0 | | | | | | | Traits of N nodes | 1 | | | | | | | >23 | >35 | | | ≤8 | | 2 | | | | | ≤55 | | | >35 | | | 8≤ | | 3 | | | | | | | | ≤50 | | >23.3 | >-42.4 | | 4 | | | | | >24 | | | ≤50 | | | >-42.4 | | 5 | | | | | | | | 35-50 | | | | | 6 | | | | | | >0 | | ≤50 | | | | | 7 | | ≤896 | | | | | | >35 | | | | | 8 | | | | | ≤55 | >0 | | | | | | | 9 | | | ≤18 | | | >0 | | | | | | | 10 | ≤238 | | | | | >0 | | | | | | | 11 | | | | | 24-55 | | | | | | | |
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