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Table 2.
Observations of J2222−0137 and data reduction parameters.
| Telescope | Effelsberg | GBT-820 | GBT-1500 | Lovell | Nançay L | Nançay S |
|---|---|---|---|---|---|---|
| Start of observations (MJD) | 57321 | 55005 | 55600 | 56251 | 56191 | 56204 |
| End of observations (MJD) | 59236 | 55639 | 55921 | 59336 | 59215 | 59059 |
| Bandwidth (MHz) | 200/400 | 200 | 800 | 400 | 512 | 512 |
| Bandwidth per ToA (MHz) | 50 | 200 | 800 | 80 | 64 | 64 |
| Centre frequency (MHz) | 1400 | 820 | 1500 | 1532 | 1484 | 2539 |
| Number of ToAs used in solution | 3228 | 106 | 783 | 1157 | 5138 | 360 |
| Time per ToA (s) | 900 | variable | 60/360 | 600 | 600 | 600 |
| Weighted residual rms (μs) | 2.27 | 4.16 | 2.40 | 9.33 | 2.90 | 12.31 |
| EFAC | 0.85 | 1.50 | 1.72 | 1.10 | 0.82 | 0.97 |
Notes. GBT: Green Bank Telescope.
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