Asteroid 24 Themis Observation Details
Themis Daily Motion
Tonight, observing Themis may prove challenging owing to its low elevation. It will reach its transit at by 06:35 and set before sunset at 11:30. Rising near twilight's end at 01:38, it will fade away by 03:49, peaking at just 21° above the horizon.24 Themis will become visible in May, 21. After being too close to the Sun to observe, it will reappear in the night sky. Starting from May, 21, 24 Themis can be seen again, providing a good opportunity for observation.
Themis Visibility Timetable on January 10
Themis Rise and Set Timetable
| Time | Elevation | |
| Themis transit | 06:35 | 33° |
| Themis set | 11:30 | |
| Astrosession begin | 16:40 | -60° |
| Moon Rise, 53.2% illuminated | 22:13 | -39° |
| Themis rise | 01:38 | |
| Astrosession end | 03:49 | 21° |
| Civil sunrise | 04:53 | 28° |
| Sunrise | 05:23 | 30° |
| Moon Set | 09:26 | 20° |
Track Themis Position Throughout the Night
← Sat, 10 January 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Themis changing position in the night sky.
Themis Description
Themis, designated as 24 Themis, is a main-belt asteroid, located between Mars and Jupiter in the solar system. With a diameter of 198 km, 24 Themis completes its orbit around the Sun in 5.6 years. At the moment, 24 Themis is 3.551 AU (531,222,039 km) from Earth, and it is located in the constellation Libra.Current position of Themis in Solar System
| Date | Sat, 10 January 2026 |
| Distance from Earth to Themis | 3.551 AU (531,222,039km) |
| Elongation | 51° |
| Angular diameter | " |
| Magnitude | 13.16 |
Finder Chart for Themis
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| Object name | 24 Themis |
| Field of view | |
| Limiting magnitude | |
| 24 Themis coordinates | 15.744560504498, -19.885555021216 |
| Center coordinates | 15.744560504498, -19.885555021216 |
Annual motion of Themis
| Date | Sun, 11 January 2026 |
| Twighlight start | 16:41 |
| Twighlight end | 03:47 |
| Twighlight duration | 11h 6m |
| Rise | 01:38 |
| Set | 11:27 |
| Elevation at transit | 33° |
| Transit time | 06:33 |
| Equatorial coordinates | RA: 15h 46m 02s", Dec: -19° 57' 36s |
| Magnitude | 13 |
| Constellation | Libra |
The graph illustrates the annual visibility pattern of a Themis, providing a comprehensive overview of its daily appearances and transit times throughout the year.
The graph is structured with the vertical axis showing the hours of the day, ranging from 12 AM to 12 AM the next day, while the horizontal axis spans each day of the year.
The reddish shaded area indicates the periods when the Themis is above the horizon, visible to observers. The white line marks the times when the celestial object reaches its highest point in the sky each day, known as the transit.
The graph is structured with the vertical axis showing the hours of the day, ranging from 12 AM to 12 AM the next day, while the horizontal axis spans each day of the year.
The reddish shaded area indicates the periods when the Themis is above the horizon, visible to observers. The white line marks the times when the celestial object reaches its highest point in the sky each day, known as the transit.
Astrometric & Physical Parameters of 24 Themis
Coordinates & Visibility
| Right Ascension | 15.744560504498° |
| Declination | -19.885555021216° |
| Magnitude | 13.16 |
| Constellation | Libra |
| Elevation | -52.3° |
| Azimuth | 73.3° |
Acknowledgments
We acknowledge NASA's Jet Propulsion Laboratory (JPL) for providing essential data on asteroids and comets through their Small-Body Database (SBDB) and Center for Near-Earth Object Studies (CNEOS). Their continuous efforts in tracking and cataloging these celestial bodies make it possible to offer accurate and up-to-date information on their positions, orbits, and physical characteristics.