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Table 1.
Summary of data sets.
| Set | Year | JD start | JD end | Num | Refs. |
|---|---|---|---|---|---|
| IUE | 1983 | 45580.974 | 45587.890 | 28 | 1 |
| IUE | 1988 | 47502.556 | 47507.685 | 130 | 2 |
| IUE | 1992 | 48643.473 | 48648.598 | 148 | 3 |
| IUE | 1995 | 49730.917 | 49746.574 | 146 | 3, 4 |
| XMM-Newton | 2010 | 55480.62 | 55507.35 | … | 5, 6 |
References. (1) Willis et al. (1989); (2) St. -Louis et al. (1993); (3) St. -Louis et al. (1995); (4) Massa et al. (1995); (5) Oskinova et al. (2012); (6) Ignace et al. (2013).
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