When Is Great Rift Visible During the Year?
See how Great Rift visibility changes through the year from your location. The graph shows its seasonal observing windows, while the table gives rise, transit and set times for selected dates.
Great Rift will remain visible until December 18, when it moves too close to the Sun and temporarily disappears from the night sky.
Best Months to See Great Rift
Based on the amount of time Great Rift is above the horizon during dark or twilight hours, the strongest observing months in the next year are August 2027, September 2027, September 2026.
Great Rift Visibility Throughout the Year
Great Rift visibility on 2026-09-11
Great Rift Visible from sunset until early morning
Great Rift rise and set timetable
| Time | Elevation | |
Moonrise, 1.7% illuminated  | 04:14 | -24° |
| Great Rift rise | 12:18 | |
| Moonset | 17:09 | 56° |
| Sunset | 17:21 | 58° |
| Civil sunset | 17:49 | 62° |
| Twilight start (−12°) | 18:20 | 66° |
| Astronomical observing session begins | 18:51 | 67° |
| Great Rift transit | 19:05 | 68° |
| Great Rift set | 01:51 | |
| Astronomical observing session ends | 03:17 | -15° |
Track Great Rift position throughout the night
← 11 September 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Great Rift changing position in the night sky.
Great Rift Rise, Transit and Set Times by Date
| Date | Rise — Set | Transit | Twilight | Coordinates | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2026-09-10 | 12:22 - 01:55 | 19:08 | 17:18 - 04:44 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-09-17 | 11:55 - 01:27 | 18:41 | 17:08 - 04:50 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-09-24 | 11:27 - 01:00 | 18:13 | 16:59 - 04:53 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-10-01 | 11:00 - 00:32 | 17:46 | 16:46 - 05:01 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-10-08 | 10:32 - 00:04 | 17:18 | 16:36 - 05:08 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-10-15 | 10:05 - 23:37 | 16:51 | 16:26 - 05:14 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-10-22 | 09:37 - 23:09 | 16:23 | 16:17 - 05:21 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-10-29 | 09:10 - 22:42 | 15:56 | 16:08 - 05:27 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-11-05 | 08:42 - 22:14 | 15:28 | 16:01 - 05:35 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-11-12 | 08:11 - 21:43 | 14:57 | 15:54 - 05:42 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-11-19 | 07:43 - 21:15 | 14:29 | 15:49 - 05:49 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-11-26 | 07:16 - 20:48 | 14:02 | 15:46 - 05:56 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-12-03 | 06:48 - 20:20 | 13:34 | 15:44 - 06:03 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-12-10 | 06:21 - 19:53 | 13:07 | 15:44 - 06:09 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-12-17 | 05:53 - 19:25 | 12:39 | 15:46 - 06:14 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-12-24 | 05:26 - 18:58 | 12:12 | 15:49 - 06:18 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2026-12-31 | 04:58 - 18:30 | 11:44 | 15:53 - 06:20 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-01-07 | 04:31 - 18:03 | 11:17 | 15:59 - 06:21 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-01-14 | 04:03 - 17:35 | 10:49 | 16:06 - 06:20 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-01-21 | 03:36 - 17:08 | 10:22 | 16:13 - 06:17 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-01-28 | 03:08 - 16:40 | 09:54 | 16:21 - 06:13 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-02-04 | 02:40 - 16:13 | 09:27 | 16:28 - 06:07 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-02-11 | 02:13 - 15:45 | 08:59 | 16:36 - 06:00 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-02-18 | 01:45 - 15:18 | 08:32 | 16:43 - 05:52 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-02-25 | 01:18 - 14:50 | 08:04 | 16:51 - 05:44 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-03-04 | 00:50 - 14:23 | 07:36 | 16:58 - 05:34 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-03-11 | 00:23 - 13:55 | 07:09 | 17:04 - 05:24 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-03-18 | 23:55 - 13:28 | 06:41 | 17:11 - 05:14 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-03-25 | 23:28 - 13:00 | 06:14 | 17:17 - 05:03 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-04-01 | 23:00 - 12:32 | 05:46 | 17:23 - 04:53 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-04-08 | 22:33 - 12:05 | 05:19 | 17:30 - 04:43 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-04-15 | 22:05 - 11:37 | 04:51 | 17:36 - 04:33 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-04-22 | 21:38 - 11:10 | 04:24 | 17:42 - 04:23 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-04-29 | 21:10 - 10:42 | 03:56 | 17:48 - 04:15 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-05-06 | 20:43 - 10:15 | 03:29 | 17:55 - 04:07 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-05-13 | 20:15 - 09:47 | 03:01 | 18:01 - 04:00 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-05-20 | 19:48 - 09:20 | 02:34 | 18:07 - 03:54 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-05-27 | 19:20 - 08:52 | 02:06 | 18:12 - 03:50 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-06-03 | 18:53 - 08:25 | 01:39 | 18:17 - 03:47 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-06-10 | 18:25 - 07:57 | 01:11 | 18:21 - 03:46 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-06-17 | 17:58 - 07:30 | 00:44 | 18:24 - 03:46 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-06-24 | 17:30 - 07:02 | 00:16 | 18:26 - 03:47 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-07-01 | 17:02 - 06:35 | 23:49 | 18:26 - 03:49 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-07-08 | 16:35 - 06:07 | 23:21 | 18:25 - 03:53 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-07-15 | 16:07 - 05:40 | 22:54 | 18:22 - 03:58 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-07-22 | 15:40 - 05:12 | 22:26 | 18:18 - 04:03 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-07-29 | 15:12 - 04:45 | 21:58 | 18:13 - 04:08 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-08-05 | 14:45 - 04:17 | 21:31 | 18:06 - 04:14 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-08-12 | 14:17 - 03:50 | 21:03 | 17:59 - 04:20 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-08-19 | 13:50 - 03:22 | 20:36 | 17:50 - 04:26 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-08-26 | 13:22 - 02:55 | 20:08 | 17:41 - 04:31 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-09-02 | 12:55 - 02:27 | 19:41 | 17:31 - 04:37 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||
| 2027-09-09 | 12:27 - 01:59 | 19:13 | 17:20 - 04:43 | RA: 19h 18m 00s", Dec: 15° 00' 00s | |||||