Observation details: asteroid Alkeste
Daily motion of Alkeste
124 Alkeste will remain visible until March 15, when it moves too close to the Sun and temporarily disappears from the night sky.
Alkeste visibility on 2026-10-17
Alkeste Visible from evening until sunrise
Alkeste rise and set timetable
| Time | Elevation | |
Moonrise, 25.9% illuminated  | 11:16 | -45° |
| Alkeste rise | 16:23 | |
| Sunset | 16:27 | 1° |
| Civil sunset | 16:55 | 6° |
| Twilight start (−12°) | 17:25 | 12° |
| Astronomical observing session begins | 17:55 | 18° |
| Moonset | 20:29 | 47° |
| Alkeste transit | 22:45 | 60° |
| Astronomical observing session ends | 03:51 | 15° |
| Twilight end (−12°) | 04:21 | 9° |
| Civil sunrise | 04:51 | 3° |
| Alkeste set | 05:06 |
Track Alkeste position throughout the night
← 17 October 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Alkeste changing position in the night sky.
Alkeste Description
This asteroid is designated 124 Alkeste, main-belt asteroid Its diameter is approximately 88 km. 124 Alkeste completes an orbit around the Sun in 4.3 years. It is currently 1.764 AU (263,832,301 km) from Earth, and is located in the constellation Pisces.Current position in the Solar System: Alkeste
| Date | Sat, 17 October 2026 |
| Distance from Earth | 1.76361 AU (263,832,301km) |
| Elongation | 177° |
| Angular diameter | " |
| Magnitude | 11.6 |
Finder Chart for
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| Object name | |
| Field of view | |
| Limiting magnitude | |
| coordinates | 1.34264, 7.28442 |
| Center coordinates | 1.34264, 7.28442 |
Annual motion of Alkeste
| Date | Sun, 18 October 2026 |
| Twilight start | 17:54 |
| Twilight end | 03:49 |
| Twilight duration | 10h 55m |
| Rise | 16:19 |
| Set | 05:01 |
| Elevation at transit | 60° |
| Transit time | 22:40 |
| Equatorial coordinates | RA: 01h 19m 42s", Dec: 07° 10' 59s |
| Magnitude | 12 |
| Constellation | Pisces |
The graph summarizes the object’s annual visibility, daily observing windows and transit times.
The vertical axis shows time of day and the horizontal axis shows the days of the year.
The shaded area marks when the object is above the horizon; the white line marks daily transit. You can also view the detailed annual visibility table.
The vertical axis shows time of day and the horizontal axis shows the days of the year.
The shaded area marks when the object is above the horizon; the white line marks daily transit. You can also view the detailed annual visibility table.
Astrometric and Physical Parameters of 124 Alkeste
Coordinates and Visibility
| Right Ascension | 01h 20m 34s |
| Declination | 07° 17′ 04″ |
| Magnitude | 11.6 |
| Constellation | Pisces |
| Elevation | 51° |
| Azimuth | 133.6° |
Acknowledgments
Orbital and small-body data are provided by NASA Jet Propulsion Laboratory (JPL) Small-Body Database (SBDB) and Center for Near-Earth Object Studies (CNEOS). These resources support accurate positions, orbits and physical characteristics.