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Table 1.
Comparison of Apertif DMs to other instrument samples.
| Instrument | Observed DMs | Extragalactic DMs | ||
|---|---|---|---|---|
| Median | pKS | Median | pKS | |
| Apertif | 625 | 578 | ||
| ASKAP | 431 | 0.009 | 361 | 0.005 |
| CHIME | 562 | 0.269 | 485 | 0.194 |
| DSA-110 | 452 | 0.061 | 365 | 0.061 |
| MeerTRAP | 675 | 0.482 | 622 | 0.945 |
| Parkes | 815 | 0.415 | 694 | 0.774 |
| UTMOST | 647 | 0.701 | 484 | 0.592 |
Notes. Medians for the observed and extragalactic DM values of the main FRB surveys, and their KS two-sample p-value (pKS) against Apertif.
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