Table 2
Log of GJ 436 b transit observations.
| Phase | Out-of-transit | Ingress | Transit | Egress | ||
|
|
||||||
| Visit 1 (December 2012) | – | [–01:55; –01:30] | [–00:43; 00:05] | [00:52; 01:41] | [02:28; 03:17] | |
| Visit 2 (June 2013) | [–03:23; –02:55] | [–02:01; –01:27] | [–00:26; 00:09] | [01:10; 01:45] | – | |
| Visit 3 (June 2014) | [–03:26; –02:58] | [–02:00; –01:25] | [–00:24; 00:10] | [01:11; 01:46] | – | |
Notes. The different phases relate to the transit of the extended exosphere of GJ 436 b. Throughout the paper, we refer explicitely to the occultation caused by the planetary disk alone as the optical transit. Time is given in hours and minutes, and counted from the center of the optical transit.
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