Observation details: asteroid Herculina
Daily motion of Herculina
532 Herculina will remain visible until March 6, when it moves too close to the Sun and temporarily disappears from the night sky.
Herculina visibility on 2026-09-27
Herculina Visible from before midnight until sunrise
Herculina rise and set timetable
| Time | Elevation | |
Moonrise, 99.8% illuminated  | 16:51 | -32° |
| Astronomical observing session begins | 18:25 | -13° |
| Herculina rise | 19:33 | |
| Herculina transit | 01:00 | 42° |
| Astronomical observing session ends | 03:33 | 30° |
| Twilight end (−12°) | 04:03 | 26° |
| Civil sunrise | 04:34 | 21° |
| Sunrise | 05:01 | 16° |
| Moonset | 06:07 | 4° |
| Herculina set | 06:27 |
Track Herculina position throughout the night
← 27 September 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Herculina changing position in the night sky.
Herculina Description
This asteroid is designated 532 Herculina, main-belt asteroid Its diameter is approximately 168 km. 532 Herculina completes an orbit around the Sun in 4.6 years. It is currently 2.353 AU (352,011,270 km) from Earth, and is located in the constellation Cetus.Current position in the Solar System: Herculina
| Date | Sun, 27 September 2026 |
| Distance from Earth | 2.35281 AU (351,975,366km) |
| Elongation | 147° |
| Angular diameter | " |
| Magnitude | 10.9 |
Finder Chart for
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| Object name | |
| Field of view | |
| Limiting magnitude | |
| coordinates | 2.29506, -10.34839 |
| Center coordinates | 2.29506, -10.34839 |
Annual motion of Herculina
| Date | Mon, 28 September 2026 |
| Twilight start | 18:23 |
| Twilight end | 03:31 |
| Twilight duration | 9h 8m |
| Rise | 19:29 |
| Set | 06:22 |
| Elevation at transit | 42° |
| Transit time | 00:56 |
| Equatorial coordinates | RA: 02h 17m 07s", Dec: -10° 27' 26s |
| Magnitude | 11 |
| Constellation | Cetus |
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 532 Herculina
Coordinates and Visibility
| Right Ascension | 02h 17m 42s |
| Declination | -10° 20′ 54″ |
| Magnitude | 10.9 |
| Constellation | Cetus |
| Elevation | -36.3° |
| Azimuth | 73.8° |
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.