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Table 3
Log of du Pont observations, and S/N per pixel of the Ca ii H&K and Fe iλ3928.0827 line cores.
| Date | Orbital | Exp. time | S/NH | S/NK | S/NFeI |
| (MJD-55 095) | phase | (s) | |||
|
|
|||||
| 14.506 | 0.368 | 840 | 197 | 169 | 158 |
| 15.506 | 0.691 | 5300 | 199 | 168 | 159 |
| 16.506 | 0.014 | 3800 | 134 | 98 | 86 |
| 17.506 | 0.338 | 5800 | 104 | 98 | 80 |
| 18.506 | 0.661 | 3800 | 114 | 90 | 78 |
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