Asteroid 27 Euterpe Observation Details
Euterpe Daily Motion
Euterpe rise at 15:30, and will be at 28° when twilight starts at 18:41. It will reach its transit at 34° at 20:30, and will set at 01:30, before twighlight ends at 03:23.27 Euterpe will be visible until January, 14, 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.
Euterpe Visibility Timetable on September 17
Euterpe Rise and Set Timetable
| Time | Elevation | |
| Moon Rise, 29.5% illuminated | 23:16 | 22° |
| Moon Set | 14:45 | -9° |
| Euterpe rise | 15:30 | |
| Sunset | 17:12 | 17° |
| Civil sunset | 17:39 | 21° |
| Astrosession begin | 18:41 | 28° |
| Euterpe transit | 20:30 | 34° |
| Euterpe set | 01:30 | |
| Astrosession end | 03:23 | -22° |
Track Euterpe Position Throughout the Night
← Wed, 17 September 2025 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Euterpe changing position in the night sky.
Euterpe Description
Euterpe, designated as 27 Euterpe, is a main-belt asteroid, located between Mars and Jupiter in the solar system. With a diameter of 96 km, 27 Euterpe completes its orbit around the Sun in 3.6 years. At the moment, 27 Euterpe is 1.658 AU (248,048,229 km) from Earth, and it is located in the constellation Capricornus.Current position of Euterpe in Solar System
| Date | Wed, 17 September 2025 |
| Distance from Earth to Euterpe | 1.659 AU (248,182,867km) |
| Elongation | 140° |
| Angular diameter | " |
| Magnitude | 11 |
Finder Chart for Euterpe
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| Object name | 27 Euterpe |
| Field of view | |
| Limiting magnitude | |
| 27 Euterpe coordinates | 21.1421, -18.46203 |
| Center coordinates | 21.1421, -18.46203 |
Annual motion of Euterpe
| Date | Thu, 18 September 2025 |
| Twighlight start | 18:39 |
| Twighlight end | 03:22 |
| Twighlight duration | 9h 43m |
| Rise | 15:26 |
| Set | 01:26 |
| Elevation at transit | 34° |
| Transit time | 20:26 |
| Equatorial coordinates | RA: 21h 08m 04s", Dec: -18° 29' 26s |
| Magnitude | 11 |
| Constellation | Capricornus |
The graph illustrates the annual visibility pattern of a Euterpe, 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 Euterpe 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 Euterpe 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 27 Euterpe
Coordinates & Visibility
| Right Ascension | 21.1421° |
| Declination | -18.46203° |
| Magnitude | 11 |
| Constellation | Capricornus |
| Elevation | 1.6° |
| Azimuth | -114.8° |
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.