When Is NGC3991 Visible During the Year?
See how NGC3991 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.
NGC3991 will become visible again around October 17 after moving far enough from the Sun.
Best Months to See NGC3991
Based on the amount of time NGC3991 is above the horizon during dark or twilight hours, the strongest observing months in the next year are February 2027, March 2027, January 2027.
NGC3991 Visibility Throughout the Year
NGC3991 visibility on 2026-09-07
NGC3991 Visible from sunset until early morning
NGC3991 rise and set timetable
| Time | Elevation | |
| NGC3991 transit | 12:01 | 85° |
| Moonset | 14:56 | 54° |
| Sunset | 17:27 | 25° |
| Civil sunset | 17:55 | 20° |
| Twilight start | 18:26 | 14° |
| Astronomical observing session begins | 18:58 | 9° |
| NGC3991 set | 19:55 | |
Moonrise, 21% illuminated  | 23:21 | -20° |
| Astronomical observing session ends | 03:13 | -7° |
| NGC3991 rise | 04:03 | |
| Civil sunrise | 04:17 | 2° |
| Sunrise | 04:44 | 6° |
Track NGC3991 Position Throughout the Night
← 7 September 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe NGC3991 changing position in the night sky.
NGC3991 Rise, Transit and Set Times by Date
| Date | Rise — Set | Transit | Twilight | Coordinates | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2026-09-06 | 04:07 - 19:55 | 12:01 | 17:24 - 04:41 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-09-13 | 03:39 - 19:28 | 11:33 | 17:14 - 04:46 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-09-20 | 03:12 - 19:00 | 11:06 | 17:03 - 04:52 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-09-27 | 02:44 - 18:33 | 10:38 | 16:52 - 04:58 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-10-04 | 02:17 - 18:05 | 10:11 | 16:42 - 05:04 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-10-11 | 01:49 - 17:38 | 09:43 | 16:32 - 05:10 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-10-18 | 01:22 - 17:10 | 09:16 | 16:22 - 05:17 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-10-25 | 00:54 - 16:43 | 08:48 | 16:13 - 05:24 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-11-01 | 00:27 - 16:15 | 08:21 | 16:05 - 05:31 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-11-08 | 23:59 - 15:48 | 07:53 | 15:58 - 05:38 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-11-15 | 23:31 - 15:20 | 07:26 | 15:52 - 05:45 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-11-22 | 23:04 - 14:53 | 06:58 | 15:48 - 05:52 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-11-29 | 22:36 - 14:25 | 06:31 | 15:45 - 05:59 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-12-06 | 22:09 - 13:57 | 06:03 | 15:44 - 06:06 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-12-13 | 21:41 - 13:30 | 05:36 | 15:44 - 06:12 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-12-20 | 21:14 - 13:02 | 05:08 | 15:47 - 06:16 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2026-12-27 | 20:46 - 12:35 | 04:41 | 15:51 - 06:19 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-01-03 | 20:19 - 12:07 | 04:13 | 15:56 - 06:21 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-01-10 | 19:51 - 11:40 | 03:46 | 16:02 - 06:21 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-01-17 | 19:24 - 11:12 | 03:18 | 16:09 - 06:19 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-01-24 | 18:56 - 10:45 | 02:51 | 16:16 - 06:16 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-01-31 | 18:29 - 10:17 | 02:23 | 16:24 - 06:11 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-02-07 | 18:01 - 09:50 | 01:55 | 16:32 - 06:05 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-02-14 | 17:34 - 09:22 | 01:28 | 16:39 - 05:57 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-02-21 | 17:06 - 08:55 | 01:00 | 16:47 - 05:49 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-02-28 | 16:39 - 08:27 | 00:33 | 16:54 - 05:40 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-03-07 | 16:11 - 08:00 | 00:05 | 17:00 - 05:30 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-03-14 | 15:44 - 07:32 | 23:38 | 17:07 - 05:20 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-03-21 | 15:16 - 07:05 | 23:10 | 17:14 - 05:09 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-03-28 | 14:49 - 06:37 | 22:43 | 17:20 - 04:59 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-04-04 | 14:21 - 06:10 | 22:15 | 17:26 - 04:48 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-04-11 | 13:53 - 05:42 | 21:48 | 17:32 - 04:38 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-04-18 | 13:26 - 05:15 | 21:20 | 17:39 - 04:29 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-04-25 | 12:58 - 04:47 | 20:53 | 17:45 - 04:19 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-05-02 | 12:31 - 04:19 | 20:25 | 17:51 - 04:11 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-05-09 | 12:03 - 03:52 | 19:58 | 17:57 - 04:04 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-05-16 | 11:36 - 03:24 | 19:30 | 18:03 - 03:57 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-05-23 | 11:08 - 02:57 | 19:03 | 18:09 - 03:52 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-05-30 | 10:41 - 02:29 | 18:35 | 18:14 - 03:49 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-06-06 | 10:13 - 02:02 | 18:08 | 18:19 - 03:46 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-06-13 | 09:46 - 01:34 | 17:40 | 18:22 - 03:45 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-06-20 | 09:18 - 01:07 | 17:13 | 18:25 - 03:46 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-06-27 | 08:51 - 00:39 | 16:45 | 18:26 - 03:48 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-07-04 | 08:23 - 00:12 | 16:18 | 18:26 - 03:51 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-07-11 | 07:56 - 23:44 | 15:50 | 18:24 - 03:55 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-07-18 | 07:28 - 23:17 | 15:22 | 18:21 - 04:00 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-07-25 | 06:57 - 22:45 | 14:51 | 18:16 - 04:05 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-08-01 | 06:29 - 22:18 | 14:23 | 18:10 - 04:11 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-08-08 | 06:02 - 21:50 | 13:56 | 18:03 - 04:16 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-08-15 | 05:34 - 21:23 | 13:28 | 17:55 - 04:22 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-08-22 | 05:07 - 20:55 | 13:01 | 17:46 - 04:28 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-08-29 | 04:39 - 20:28 | 12:33 | 17:37 - 04:34 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||
| 2027-09-05 | 04:12 - 20:00 | 12:06 | 17:26 - 04:40 | RA: 11h 57m 31s", Dec: 32° 20' 16s @ Ursa Major | |||||