When Is Alterf Visible During the Year?
See how Alterf 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.
Alterf will remain visible until June 29, when it moves too close to the Sun and temporarily disappears from the night sky.
Best Months to See Alterf
Based on the amount of time Alterf is above the horizon during dark or twilight hours, the strongest observing months in the next year are February 2027, January 2027, March 2027.
Alterf Visibility Throughout the Year
Alterf visibility on 2026-10-27
Alterf Visible from early morning until sunrise
Alterf rise and set timetable
| Time | Elevation | |
| Alterf transit | 08:14 | 68° |
| Alterf set | 14:16 | |
Moonrise, 98.9% illuminated ![]() | 19:51 | -65° |
| Astronomical observing session begins | 20:01 | -66° |
| Alterf rise | 02:09 | |
| Astronomical observing session ends | 05:35 | 47° |
| Twilight end (−12°) | 06:00 | 52° |
| Civil sunrise | 06:25 | 56° |
| Sunrise | 06:47 | 60° |
| Moonset | 08:26 | 68° |
Track Alterf position throughout the night
← 27 October 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Alterf changing position in the night sky.
Alterf Rise, Transit and Set Times by Date
| Date | Rise — Set | Transit | Twilight | Coordinates | |||||
|---|---|---|---|---|---|---|---|---|---|
| 2026-10-27 | 02:13 - 14:16 | 08:14 | 18:48 - 06:47 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2026-11-03 | 01:42 - 13:44 | 07:43 | 18:47 - 06:47 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2026-11-10 | 01:14 - 13:17 | 07:15 | 18:47 - 06:48 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2026-11-17 | 00:47 - 12:49 | 06:48 | 18:48 - 06:49 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2026-11-24 | 00:19 - 12:22 | 06:20 | 18:49 - 06:50 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2026-12-01 | 23:52 - 11:54 | 05:53 | 18:52 - 06:53 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2026-12-08 | 23:24 - 11:27 | 05:25 | 18:54 - 06:56 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2026-12-15 | 22:57 - 10:59 | 04:58 | 18:58 - 06:59 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2026-12-22 | 22:29 - 10:32 | 04:30 | 19:01 - 07:03 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2026-12-29 | 22:01 - 10:04 | 04:03 | 19:04 - 07:06 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-01-05 | 21:34 - 09:37 | 03:35 | 19:08 - 07:09 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-01-12 | 21:06 - 09:09 | 03:08 | 19:11 - 07:12 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-01-19 | 20:39 - 08:42 | 02:40 | 19:13 - 07:14 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-01-26 | 20:11 - 08:14 | 02:13 | 19:15 - 07:16 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-02-02 | 19:44 - 07:46 | 01:45 | 19:17 - 07:17 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-02-09 | 19:16 - 07:19 | 01:18 | 19:18 - 07:18 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-02-16 | 18:49 - 06:51 | 00:50 | 19:18 - 07:17 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-02-23 | 18:21 - 06:24 | 00:23 | 19:17 - 07:16 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-03-02 | 17:54 - 05:56 | 23:55 | 19:16 - 07:15 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-03-09 | 17:26 - 05:29 | 23:28 | 19:15 - 07:13 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-03-16 | 16:59 - 05:01 | 23:00 | 19:13 - 07:11 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-03-23 | 16:31 - 04:34 | 22:33 | 19:12 - 07:09 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-03-30 | 16:04 - 04:06 | 22:05 | 19:10 - 07:06 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-04-06 | 15:36 - 03:39 | 21:37 | 19:08 - 07:04 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-04-13 | 15:09 - 03:11 | 21:10 | 19:06 - 07:02 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-04-20 | 14:41 - 02:44 | 20:42 | 19:05 - 07:00 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-04-27 | 14:14 - 02:16 | 20:15 | 19:04 - 06:58 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-05-04 | 13:46 - 01:49 | 19:47 | 19:03 - 06:57 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-05-11 | 13:19 - 01:21 | 19:20 | 19:03 - 06:57 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-05-18 | 12:51 - 00:54 | 18:52 | 19:03 - 06:56 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-05-25 | 12:24 - 00:26 | 18:25 | 19:04 - 06:57 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-06-01 | 11:56 - 23:59 | 17:57 | 19:05 - 06:57 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-06-08 | 11:28 - 23:31 | 17:30 | 19:06 - 06:59 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-06-15 | 11:01 - 23:04 | 17:02 | 19:08 - 07:00 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-06-22 | 10:33 - 22:36 | 16:35 | 19:09 - 07:01 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-06-29 | 10:06 - 22:09 | 16:07 | 19:11 - 07:03 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-07-06 | 09:38 - 21:41 | 15:40 | 19:12 - 07:04 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-07-13 | 09:11 - 21:13 | 15:12 | 19:13 - 07:05 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-07-20 | 08:43 - 20:46 | 14:45 | 19:13 - 07:06 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-07-27 | 08:16 - 20:18 | 14:17 | 19:13 - 07:07 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-08-03 | 07:48 - 19:51 | 13:50 | 19:13 - 07:06 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-08-10 | 07:21 - 19:23 | 13:22 | 19:12 - 07:06 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-08-17 | 06:53 - 18:56 | 12:55 | 19:10 - 07:05 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-08-24 | 06:26 - 18:28 | 12:27 | 19:08 - 07:03 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-08-31 | 05:58 - 18:01 | 11:59 | 19:06 - 07:02 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-09-07 | 05:31 - 17:33 | 11:32 | 19:04 - 07:00 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-09-14 | 05:03 - 17:06 | 11:04 | 19:01 - 06:58 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-09-21 | 04:36 - 16:38 | 10:37 | 18:58 - 06:55 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-09-28 | 04:08 - 16:11 | 10:09 | 18:55 - 06:53 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-10-05 | 03:41 - 15:43 | 09:42 | 18:53 - 06:51 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-10-12 | 03:13 - 15:16 | 09:14 | 18:51 - 06:49 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-10-19 | 02:46 - 14:48 | 08:47 | 18:49 - 06:48 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
| 2027-10-26 | 02:18 - 14:21 | 08:19 | 18:48 - 06:47 | RA: 09h 31m 43s", Dec: 22° 58' 04s @ Leo | |||||
