Asteroid Julia Observation Details
Julia Daily Motion
89 Julia will become visible in August, 11. After being too close to the Sun to observe, it will reappear in the night sky. Starting from August, 11, 89 Julia can be seen again, providing a good opportunity for observation.
Julia Visibility on June 04
89 Julia rises at sunrise
Julia Rise and Set Timetable
| Time | Elevation | |
| Julia transit | 10:20 | 84° |
| Julia set | 18:10 | |
| Astrosession begin | 20:15 | -15° |
Moon Rise, 88.5% illuminated  | 21:31 | -20° |
| Astrosession end | 01:56 | -4° |
| Julia rise | 02:28 | |
| Twighlight end | 02:39 | 2° |
| Civil sunrise | 03:17 | 8° |
| Sunrise | 03:49 | 13° |
| Moon Set | 07:18 | 53° |
Track Julia Position Throughout the Night
← Thu, 4 June 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Julia changing position in the night sky.
Julia Description
Julia, designated as 89 Julia, is a main-belt asteroid, located between Mars and Jupiter in the solar system. With a diameter of 146 km, 89 Julia completes its orbit around the Sun in 4.1 years. At the moment, 89 Julia is 3.249 AU (486,043,482 km) from Earth, and it is located in the constellation Perseus.Current position of Julia in Solar System
| Date | Thu, 4 June 2026 |
| Distance from Earth to Julia | 3.249 AU (486,043,482km) |
| Elongation | 14° |
| Angular diameter | " |
| Magnitude | 11.19 |
Finder Chart for Julia
Double-click to unlock the map.
| Object name | 89 Julia |
| Field of view | |
| Limiting magnitude | |
| 89 Julia coordinates | 4.0309574862834, 31.511597621304 |
| Center coordinates | 4.0309574862834, 31.511597621304 |
Annual motion of Julia
| Date | Fri, 5 June 2026 |
| Twighlight start | 20:11 |
| Twighlight end | 01:50 |
| Twighlight duration | 6h 39m |
| Rise | 02:24 |
| Set | 18:05 |
| Elevation at transit | 84° |
| Transit time | 10:15 |
| Equatorial coordinates | RA: 04h 04m 10s", Dec: 31° 35' 58s |
| Magnitude | 11 |
| Constellation | Perseus |
The graph illustrates the annual visibility pattern of a Julia, 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 Julia 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. You can also view detailed visibility information in a dedicated table, including exact rise, transit, and set times for each date.
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 Julia 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. You can also view detailed visibility information in a dedicated table, including exact rise, transit, and set times for each date.
Astrometric & Physical Parameters of 89 Julia
Coordinates & Visibility
| Right Ascension | 4.0309574862834° |
| Declination | 31.511597621304° |
| Magnitude | 11.19 |
| Constellation | Perseus |
| Elevation | -19.2° |
| Azimuth | -16° |
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.