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Table 1
Local NS-NS merger rates [yr−1] (within 100 Mpc3).
| Model | Pessimistic | Realistic | Optimistic |
|---|---|---|---|
| LIGO/Virgoa | 0.3 | 1.5 | 4.7 |
| Classical binaries | 8 × 10−3 | 1 × 10−2 | 5 × 10−2 |
| Globular clusters | 2 × 10−5 | 5 × 10−5 | 5 × 10−4 |
| Nuclear clusters | 7 × 10−6 | 1 × 10−5 | 1 × 10−4 |
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