Observation details: asteroid Ursula
Daily motion of Ursula
375 Ursula will remain visible until March 31, when it moves too close to the Sun and temporarily disappears from the night sky.
Ursula visibility on 2026-10-18
Ursula Visible all night
Ursula rise and set timetable
| Time | Elevation | |
Moonrise, 34.6% illuminated  | 11:59 | -20° |
| Ursula rise | 15:13 | |
| Sunset | 16:26 | 12° |
| Civil sunset | 16:54 | 17° |
| Twilight start (−12°) | 17:24 | 22° |
| Astronomical observing session begins | 17:54 | 28° |
| Moonset | 21:28 | 69° |
| Ursula transit | 23:04 | 84° |
| Astronomical observing session ends | 03:51 | 32° |
| Twilight end (−12°) | 04:22 | 26° |
| Civil sunrise | 04:52 | 20° |
| Sunrise | 05:20 | 15° |
| Ursula set | 06:55 |
Track Ursula position throughout the night
← 18 October 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Ursula changing position in the night sky.
Ursula Description
This asteroid is designated 375 Ursula, main-belt asteroid Its diameter is approximately 216 km. 375 Ursula completes an orbit around the Sun in 5.5 years. It is currently 2.068 AU (309,432,724 km) from Earth, and is located in the constellation Triangulum.Current position in the Solar System: Ursula
| Date | Sun, 18 October 2026 |
| Distance from Earth | 2.06795 AU (309,360,917km) |
| Elongation | 158° |
| Angular diameter | " |
| Magnitude | 11.9 |
Finder Chart for
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| Object name | |
| Field of view | |
| Limiting magnitude | |
| coordinates | 1.73646, 31.63889 |
| Center coordinates | 1.73646, 31.63889 |
Annual motion of Ursula
| Date | Sun, 18 October 2026 |
| Twilight start | 17:50 |
| Twilight end | 03:45 |
| Twilight duration | 10h 55m |
| Rise | 15:12 |
| Set | 06:54 |
| Elevation at transit | 84° |
| Transit time | 23:03 |
| Equatorial coordinates | RA: 01h 43m 13s", Dec: 31° 37' 16s |
| Magnitude | 12 |
| Constellation | Triangulum |
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 375 Ursula
Coordinates and Visibility
| Right Ascension | 01h 44m 11s |
| Declination | 31° 38′ 20″ |
| Magnitude | 11.9 |
| Constellation | Triangulum |
| Elevation | -1.4° |
| Azimuth | 312.8° |
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.