| Start Time | End Time | Length | |
|---|---|---|---|
| Students Exit Cafeteria | 7:47 AM | — | — |
| Warning Bell | 7:49 AM | — | — |
| Late Bell | 7:51 AM | — | — |
| AM CTC Students depart from Derry | 7:51 AM | — | — |
| Period 1 - Announcements/Attendance | 7:51 AM | 7:55 AM | 4 min |
| Period 1 | 7:55 AM | 8:35 AM | 40 min |
| Period 2 | 8:39 AM | 9:19 AM | 40 min |
| Period 3 | 9:23 AM | 10:03 AM | 40 min |
| Period 4 | 10:07 AM | 10:47 AM | 40 min |
| AM CTC Students depart from CTC | 10:51 AM | — | — |
| Mid-Day Homeroom & PM CTC Lunch | 10:51 AM | 11:21 AM | 30 min |
| AM CTC Students arrive at Derry - homeroom | 11:15 AM | 11:25 PM | 730 min |
| PM CTC Students depart from Derry | 11:22 AM | — | — |
| Lunch A | 11:25 AM | 11:55 AM | 30 min |
| Lunch B | 12:09 PM | 12:39 PM | 30 min |
| Lunch C | 12:53 PM | 1:23 PM | 30 min |
| Period 5 - Lunch A | 11:59 AM | 12:39 PM | 40 min |
| Period 5 - Lunch B | 11:25 AM | 12:05 PM | 40 min |
| Period 6 - Lunch A & B | 12:43 PM | 1:23 PM | 40 min |
| Period 6 - Lunch C | 12:09 PM | 12:49 PM | 40 min |
| Period 7 | 1:27 PM | 2:07 PM | 40 min |
| Period 8 | 2:11 PM | 2:51 PM | 40 min |
| PM CTC Students depart from CTC | 2:43 PM | — | — |
| Student Dismissal | 2:51 PM | — | — |
| Start Time | End Time | Length | |
|---|---|---|---|
| Students exit Cafeteria | 9:47 AM | — | — |
| Warning Bell | 9:49 AM | — | — |
| Late Bell | 9:51 AM | — | — |
| AM CTC Students depart from Derry | 9:51 AM | — | — |
| Period 1 - Annoucements/Attendance | 9:51 AM | 9:55 AM | 4 min |
| Period 1 | 9:55 AM | 10:06 AM | 11 min |
| Period 2 | 10:10 AM | 10:21 AM | 11 min |
| Period 3 | 10:25 AM | 10:36 AM | 11 min |
| Period 4 | 10:40 AM | 10:51 AM | 11 min |
| AM CTC Students depart from CTC | 10:53 AM | — | — |
| Mid-Day HR & PM CTC Lunch | 10:55 AM | 11:21 AM | 26 min |
| AM CTC Students arrive at Derry to HR | 10:58 AM | 11:17 AM | 19 min |
| PM CTC Students depart from Derry | 11:17 AM | — | — |
| Lunch A | 11:25 AM | 11:55 AM | 30 min |
| Lunch B | 12:09 PM | 12:39 PM | 30 min |
| Lunch C | 12:53 PM | 1:23 PM | 30 min |
| Period 5 Lunch A | 11:59 AM | 12:39 PM | 40 min |
| Period 5 Lunch B & C | 11:25 AM | 12:05 PM | 40 min |
| Period 6 Lunch A & B | 12:43 PM | 1:23 PM | 40 min |
| Period 6 Lunch C | 12:09 PM | 12:49 PM | 40 min |
| Period 7 | 1:27 PM | 2:07 PM | 40 min |
| Period 8 | 2:11 PM | 2:51 PM | 40 min |
| PM CTC Students depart from CTC | 2:43 PM | — | — |
| Student Dismissal | 2:51 PM | — | — |
| Start Time | End Time | Length | |
|---|---|---|---|
| Student exit Cafeteria | 7:47 AM | — | — |
| Warning Bell | 7:49 AM | — | — |
| Late Bell | 7:51 AM | — | — |
| AM CTC Students depart from Derry | 7:51 AM | — | — |
| Period 1 Annoucements/Attendance | 7:51 AM | 7:55 AM | 4 min |
| Period 1 | 7:55 AM | 8:18 AM | 23 min |
| Period 2 | 8:22 AM | 8:45 AM | 23 min |
| Period 3 | 8:49 AM | 9:12 AM | 23 min |
| Period 4 | 9:16 AM | 9:39 AM | 23 min |
| Period 7 (PM CTC students have Study Hall) | 9:43 AM | 10:06 AM | 23 min |
| Period 8 (PM CTC students have Study Hall) | 10:10 AM | 10:33 AM | 23 min |
| Homeroom/Announcements - PM CTC lunch | 10:37 AM | 11:03 AM | 26 min |
| AM CTC Students depart from CTC | 10:51 AM | — | — |
| PM CTC Students depart from Derry | 11:03 AM | 11:07 AM | 4 min |
| Lunch A | 11:16 AM | 11:37 AM | 21 min |
| Lunch B | 11:41 AM | 12:11 PM | 30 min |
| Lunch C | 12:15 PM | 12:45 PM | 30 min |
| Period 5 - Lunch A | 11:41 AM | 12:11 PM | 30 min |
| Period 5 - Lunch B & C | 11:07 AM | 11:37 AM | 30 min |
| Period 6 - Lunch A & B | 12:15 PM | 12:45 PM | 30 min |
| Period 6 - Lunch C | 11:41 AM | 12:11 PM | 30 min |
| PM CTC Students depart from CTC | 12:36 PM | — | — |
| Student Dismissal | 12:44 PM | — | — |