Bell Schedule
| Red Day |
Start/End Times | Black Day |
| 1st Period | 8:10 - 9:37 | 2nd Period | 3rd Period | 9:45 - 11:12 | 4th Period TA/Stinger A 9:45 - 10:25 Stinger B 10:33 - 11:12 |
| 5th Period | 11:20 - 1:19 A Lunch Lunch - 11:14 - 11:44 Class - 11:50 - 1:19 B Lunch Class - 11:20 - 11:46 Lunch - 11:46 - 12:16 Class - 12:22 - 1:19 C Lunch Class - 11:20 - 12:16 Lunch - 12:16- 12:46 Class - 12:52 - 1:19 D Lunch Class - 11:20 - 12:48 Lunch - 12:50 - 1:19 |
6th Period |
| 7th Period | 1:27 - 2:55 | 8th Period |
2-Hour Early Release Red Day
| Red Day |
Start/End Times |
| 1st Period | 8:10 - 9:01 | 3rd Period | 9:09 - 10:00 | 7th Period | 10:08 - 11:00 |
| 5th Period | 11:08 - 12:55 A Lunch Lunch - 11:00 - 11:25 Class - 11:30 - 12:55 B Lunch Class - 11:08 - 11:30 Lunch - 11:30 - 11:55 Class - 12:00 - 12:55 C Lunch Class - 11:08 - 12:00 Lunch - 12:00- 12:25 Class - 12:30- 12:55 D Lunch Class - 11:08 - 12:30 Lunch - 12:30 - 12:55 |
Dismissal | 12:55 |
2-Hour Early Release Black Day
| Black Day |
Start/End Times |
| 2nd Period | 8:10 - 9:31 | No TA or Stinger | No TA or Stinger | 8th Period | 9:39 - 11:00 |
| 6th Period | 11:08 - 12:55 A Lunch Lunch - 11:00 - 11:25 Class - 11:30 - 12:55 B Lunch Class - 11:08 - 11:30 Lunch - 11:30 - 11:55 Class - 12:00 - 12:55 C Lunch Class - 11:08 - 12:00 Lunch - 12:00- 12:25 Class - 12:30- 12:55 D Lunch Class - 11:08 - 12:30 Lunch - 12:30 - 12:55 |
Dismissal | 12:55 |
2-Hour Delay Red Day
| Red Day |
Start/End Times |
| 1st Period | 10:10 - 11:01 | 3rd Period | 11:09 - 12:01 | 5th Period | 12:09 - 1:55 A Lunch Lunch - 12:09 - 12:34 Class - 12:40 - 1:55 B Lunch Class - 12:09 - 12:34 Lunch - 12:36 - 1:01 Class - 1:07 - 1:55 C Lunch Class - 12:09 - 1:01 Lunch - 1:03 - 1:28 Class - 1:34 - 1:55 D Lunch Class - 12:09 - 1:28 Lunch - 1:30 - 1:55 |
7th Period | 2:03 - 2:55 |
2-Hour Delay Black Day
| Black Day |
Start/End Times |
| 2nd Period | 10:10 - 11:01 | No TA or Stinger | No TA or Stinger | 6th Period | 11:33 - 1:33 A Lunch Lunch - 11:33 - 12:02 Class - 12:08 - 1:33 B Lunch Class - 11:33 - 12:02 Lunch - 12:04 - 12:33 Class - 12:39 - 1:33 C Lunch Class - 11:33 - 12:33 Lunch - 12:35 - 1:03 Class - 1:09 - 1:33 D Lunch Class - 11:33 - 1:03 Lunch - 1:05 - 1:33 |
7th Period | 1:41 - 2:55 |
Herndon High School Red/Black Day Calendar, 2024-2025
Red/Black Day Calendar Days with TA and Stinger Rotations
TA and Stinger rotations occur on black days and are noted in parenthesis.
August 2024
- Red Days: 19, 21, 23, 27, 29
- Black Days: 20 (TA), 22 (TA|ST1), 26 (TA|ST2), 28 (TA|ST3)
September 2024
- Red Days: 4, 6, 10, 12, 16, 18, 20, 24, 26, 30
- Black Days: 3 (TA|ST5), 5 (ST6|7), 9 (TA|ST8), 11 (ST1|2), 13 (ST3|5), 17 (TA), 19 (ST6|7), 23 (TA|ST8), 25 (ST1|2), 27 (ST3|5)
October 2024
- Red Days: 2, 8, 10, 15, 17, 21, 23, 25, 29, 31
- Black Days: 1 (TA|ST6), 7 (TA), 9 (PSAT/SAT), 11 (ST7|8), 16 (TA|ST1), 18 (ST2|3), 22 (TA|ST5), 24 (ST6|7), 28 (TA|ST8), 30 (ST1|2)
November 2024
- Red Days: 7, 12, 14, 18, 20, 22, 26
- Black Days: 6 (ST3|5), 8 (TA), 13 (TA|ST6), 15 (ST7|8), 19 (TA|ST1), 21 (ST2|3), 25 (TA|ST5)
December 2024
- Red Days: 3, 5, 9, 11, 13, 17, 19
- Black Days: 2 (TA|ST6) 4 (ST7|8), 6 (ST1|2), 10 (TA), 12 (ST3|5), 16 (TA|ST6), 18 (ST7|8), 20 (ST1|2)
January 2025
- Red Days: 6, 8, 10, 14, 16, 21, 23, 27, 30
- Black Days: 7 (ST3|5), 9 (TA), 13 (TA|ST6), 15 (ST7|8), 17 (ST1|2), 22 (TA|ST3), 24 (ST5|6), 28 (ST7|8), 31 (TA)
February 2025
- Red Days: 3, 5, 7, 11, 13, 18, 20, 24, 26, 28
- Black Days: 4 (TA|ST1), 6 (ST2|3), 10 (TA|ST5), 12 (ST6|7), 14 (ST8|1), 19 (TA), 21 (ST2|3), 25 (TA|ST5), 27 (ST6|7)
March 2025
- Red Days: 4, 6, 10, 12, 14, 18, 20, 24, 26, 28
- Black Days: 3 (TA|ST8), 5 (ST1|2), 7 (ST3|5), 11 (TA), 13 (ST6|7), 17 (TA|ST8) 19 (ST1|2), 21 (ST3|5), 25 (TA|ST6), 27 (ST7|8)
April 2025
- Red Days: 3, 7, 9, 11, 22, 24, 28, 30
- Black Days: 2 (TA|ST1), 4 (ST2|3), 8 (ST5|6), 10 (TA), 21 (TA|ST7), 23 (ST8|1), 25 (ST2|3), 29 (TA|ST5)
May 2025
- Red Days: 2, 6, 8, 12, 14, 16, 20, 22, 27, 29
- Black Days: 1 (ST6|7), 5 (TA), 7 (ST8|1), 9 (ST2|3), 13 (TA|ST5), 15 (ST6|7), 19 (TA|ST8), 21 (ST1|2), 23 (ST3|5), 28 (TA|ST6), 30 (ST7|8)
June 2025
- Red Days: 2, 4, 6, 10,
- Black Days: 3 (TA|ST1), 5, 9, 11