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Table 5.
Accretion rate estimates of the cloud candidates.
| Host Galaxy | Source | vesc | tff1 | tff2 | Ṁ1 | Ṁ2 |
|---|---|---|---|---|---|---|
| [km s−1] | [107 yr] | [107 yr] | [M⊙ yr−1] | [M⊙ yr−1] | ||
| NGC 0925 | 2 | 216.4 | 16 | 6 | 0.007 | 0.016 |
| NGC 1003 | 2 | 300.7 | 6 | 3 | 0.04 | 0.08 |
| NGC 4258 | 3 | 353.7 | 10 | 2 | 0.01 | 0.04 |
| NGC 4258 | 8 | 301.1 | 17 | 7 | 0.01 | 0.03 |
| NGC 4274 | 9 | 146.3 | 113 | 107 | 0.005 | 0.006 |
| NGC 4274 | 10 | 159.5 | 87 | 81 | 0.008 | 0.008 |
| NGC 4274 | 11 | 342.4 | 8 | 5 | 0.11 | 0.18 |
| NGC 4414 | 2 | 341.9 | 19 | 8 | 0.02 | 0.05 |
| NGC 4565 | 3 | 434.6 | 8 | 4 | 0.02 | 0.04 |
| NGC 4565 | 6 | 392.3 | 11 | 10 | 0.007 | 0.009 |
| NGC 4565 | 7 | 393.6 | 11 | 6 | 0.02 | 0.03 |
| NGC 4565 | 8 | 207.9 | 79 | 64 | 0.01 | 0.02 |
| NGC 5055 | 2 | 379.7 | 14 | 5 | 0.05 | 0.14 |
| NGC 5585 | 1 | 82.8 | 115 | 91 | 0.001 | 0.001 |
Notes. The difference between Ṁ1 and Ṁ2 can be considered as an indication of the uncertainty on these upper limits.
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