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Table 1
Observing log for the spectroscopic SofI Observations of GJ 1214 b.
| Date | Observations | Predicted | Airmass range | Cloud | Seeing | Slit width | Spectral | NDIT×DIT | Number of |
| yyyy-mm-dd/dd | UT range | transit UT | sec z | conditions | arcsec | arcsec | resolution | N× s | frames |
|
|
|||||||||
| 2011-05-17/18 | 5:44–9:55 | 7:32–8:26 | 1.2–2.1 | clear | 0.8 | 1.0 | 600 | 3 × 60 | 79 |
| 2011-06-13/14 | 2:36–6:53 | 4:21–5:14 | 1.4–1.2–1.5 | clear | 1.0 | 2.0 | 300 | 4 × 45, 5 × 36 | 79 |
| 2011-08-09/10 | 0:45–4:07 | 1:49–2:42 | 1.2–2.0 | cirrus | >1.0 | 2.0 | 300 | 3 × 60 | 65 |
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