When Is Arcturus Visible?
Arcturus will remain visible until September 15, when it moves too close to the Sun and temporarily disappears from the night sky.
Arcturus Visibility Throughout the Year
Arcturus visibility on 2026-09-04
Arcturus Visible from sunset until early morning
Arcturus rise and set timetable
| Time | Elevation | |
| Arcturus transit | 14:31 | 72° |
| Sunset | 17:32 | 47° |
| Civil sunset | 17:59 | 41° |
| Twilight start | 18:31 | 35° |
| Astronomical observing session begins | 19:03 | 28° |
Moonrise, 53.9% illuminated  | 21:15 | 3° |
| Arcturus set | 21:31 | |
| Astronomical observing session ends | 03:10 | -33° |
| Arcturus rise | 07:26 | |
| Moonset | 13:03 | 64° |
Track Arcturus Position Throughout the Night
← 4 September 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Arcturus changing position in the night sky.
Arcturus Rise, Transit and Set Times by Date
| Date | Rise — Set | Transit | Twilight | Coordinates | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2026-09-03 | 07:30 - 21:31 | 14:31 | 17:29 - 04:38 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-09-10 | 07:03 - 21:03 | 14:03 | 17:18 - 04:44 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-09-17 | 06:35 - 20:36 | 13:36 | 17:08 - 04:50 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-09-24 | 06:08 - 20:08 | 13:08 | 16:59 - 04:53 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-10-01 | 05:40 - 19:41 | 12:40 | 16:46 - 05:01 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-10-08 | 05:12 - 19:13 | 12:13 | 16:36 - 05:08 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-10-15 | 04:45 - 18:46 | 11:45 | 16:26 - 05:14 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-10-22 | 04:17 - 18:18 | 11:18 | 16:17 - 05:21 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-10-29 | 03:50 - 17:51 | 10:50 | 16:08 - 05:27 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-11-05 | 03:22 - 17:23 | 10:23 | 16:01 - 05:35 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-11-12 | 02:55 - 16:56 | 09:55 | 15:54 - 05:42 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-11-19 | 02:27 - 16:28 | 09:28 | 15:49 - 05:49 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-11-26 | 02:00 - 16:01 | 09:00 | 15:46 - 05:56 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-12-03 | 01:32 - 15:33 | 08:33 | 15:44 - 06:03 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-12-10 | 01:05 - 15:06 | 08:05 | 15:44 - 06:09 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-12-17 | 00:37 - 14:38 | 07:38 | 15:46 - 06:14 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-12-24 | 00:10 - 14:11 | 07:10 | 15:49 - 06:18 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2026-12-31 | 23:42 - 13:43 | 06:43 | 15:53 - 06:20 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-01-07 | 23:15 - 13:16 | 06:15 | 15:59 - 06:21 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-01-14 | 22:47 - 12:48 | 05:48 | 16:06 - 06:20 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-01-21 | 22:20 - 12:21 | 05:20 | 16:13 - 06:17 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-01-28 | 21:52 - 11:53 | 04:53 | 16:21 - 06:13 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-02-04 | 21:25 - 11:25 | 04:25 | 16:28 - 06:07 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-02-11 | 20:57 - 10:58 | 03:58 | 16:36 - 06:00 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-02-18 | 20:30 - 10:30 | 03:30 | 16:43 - 05:52 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-02-25 | 20:02 - 10:03 | 03:02 | 16:51 - 05:44 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-03-04 | 19:35 - 09:35 | 02:35 | 16:58 - 05:34 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-03-11 | 19:07 - 09:08 | 02:07 | 17:04 - 05:24 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-03-18 | 18:39 - 08:40 | 01:40 | 17:11 - 05:14 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-03-25 | 18:12 - 08:13 | 01:12 | 17:17 - 05:03 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-04-01 | 17:44 - 07:45 | 00:45 | 17:23 - 04:53 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-04-08 | 17:17 - 07:18 | 00:17 | 17:30 - 04:43 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-04-15 | 16:49 - 06:50 | 23:50 | 17:36 - 04:33 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-04-22 | 16:22 - 06:23 | 23:22 | 17:42 - 04:23 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-04-29 | 15:54 - 05:55 | 22:55 | 17:48 - 04:15 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-05-06 | 15:27 - 05:28 | 22:27 | 17:55 - 04:07 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-05-13 | 14:59 - 05:00 | 22:00 | 18:01 - 04:00 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-05-20 | 14:32 - 04:33 | 21:32 | 18:07 - 03:54 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-05-27 | 14:04 - 04:05 | 21:05 | 18:12 - 03:50 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-06-03 | 13:37 - 03:38 | 20:37 | 18:17 - 03:47 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-06-10 | 13:09 - 03:10 | 20:10 | 18:21 - 03:46 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-06-17 | 12:42 - 02:43 | 19:42 | 18:24 - 03:46 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-06-24 | 12:14 - 02:15 | 19:15 | 18:26 - 03:47 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-07-01 | 11:47 - 01:48 | 18:47 | 18:26 - 03:49 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-07-08 | 11:19 - 01:20 | 18:20 | 18:25 - 03:53 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-07-15 | 10:52 - 00:52 | 17:52 | 18:22 - 03:58 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-07-22 | 10:24 - 00:25 | 17:25 | 18:18 - 04:03 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-07-29 | 09:57 - 23:57 | 16:57 | 18:13 - 04:08 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-08-05 | 09:29 - 23:30 | 16:29 | 18:06 - 04:14 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-08-12 | 09:01 - 23:02 | 16:02 | 17:59 - 04:20 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-08-19 | 08:34 - 22:35 | 15:34 | 17:50 - 04:26 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-08-26 | 08:06 - 22:07 | 15:07 | 17:41 - 04:31 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||
| 2027-09-02 | 07:35 - 21:36 | 14:35 | 17:31 - 04:37 | RA: 14h 15m 39s", Dec: 19° 10' 56s @ Bootes | |||||