Asteroid 110 Lydia Observation Details
Lydia Daily Motion
Lydia rise at 16:36, and will be at 19° when twilight starts at 18:41. It will reach its transit at 31° at 21:23, and will set at 02:11, before twighlight ends at 03:23.110 Lydia will be visible until January, 26, when it will move too close to the Sun. During this time, its proximity to the Sun will cause it to disappear from the night sky, making it unobservable for a while.
Lydia Visibility Timetable on September 17
Lydia Rise and Set Timetable
| Time | Elevation | |
| Moon Rise, 29.5% illuminated | 23:16 | 25° |
| Moon Set | 14:45 | -21° |
| Lydia rise | 16:36 | |
| Sunset | 17:12 | 6° |
| Civil sunset | 17:39 | 11° |
| Astrosession begin | 18:41 | 19° |
| Lydia transit | 21:23 | 31° |
| Lydia set | 02:11 | |
| Astrosession end | 03:23 | -13° |
Track Lydia Position Throughout the Night
← Wed, 17 September 2025 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Lydia changing position in the night sky.
Lydia Description
Lydia, designated as 110 Lydia, is a main-belt asteroid, located between Mars and Jupiter in the solar system. With a diameter of 86 km, 110 Lydia completes its orbit around the Sun in 4.5 years. At the moment, 110 Lydia is 1.601 AU (239,461,312 km) from Earth, and it is located in the constellation Aquarius.Current position of Lydia in Solar System
| Date | Wed, 17 September 2025 |
| Distance from Earth to Lydia | 1.6015 AU (239,580,990km) |
| Elongation | 149° |
| Angular diameter | " |
| Magnitude | 11.5 |
Finder Chart for Lydia
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| Object name | 110 Lydia |
| Field of view | |
| Limiting magnitude | |
| 110 Lydia coordinates | 22.02691, -21.98128 |
| Center coordinates | 22.02691, -21.98128 |
Annual motion of Lydia
| Date | Thu, 18 September 2025 |
| Twighlight start | 18:39 |
| Twighlight end | 03:22 |
| Twighlight duration | 9h 43m |
| Rise | 16:31 |
| Set | 02:06 |
| Elevation at transit | 31° |
| Transit time | 21:19 |
| Equatorial coordinates | RA: 22h 01m 01s", Dec: -21° 59' 07s |
| Magnitude | 12 |
| Constellation | Aquarius |
The graph illustrates the annual visibility pattern of a Lydia, 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 Lydia 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 Lydia 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 110 Lydia
Coordinates & Visibility
| Right Ascension | 22.02691° |
| Declination | -21.98128° |
| Magnitude | 11.5 |
| Constellation | Aquarius |
| Elevation | -10.6° |
| Azimuth | -109.7° |
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.