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Sky-Tonight.com / Asteroids / 409 Aspasia
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Observation Settings

Or select it on the map:
This Earth map fragment is intended to illustrate celestial motion across the sky, emphasizing both bearing and elevational perspectives. The map's center point corresponds to the transit, showcasing celestial objects at their highest point, while elevation gradually decreases towards the map edges. This dynamic representation offers insights into the changing positions of celestial bodies with a focus on their bearing and elevational trajectories.
Your location: Santa Clara, United States
Timezone:
Latitude:
37.3541
Longitude:
-121.955

Asteroid Aspasia Observation Details

Aspasia

Aspasia Daily Motion


409 Aspasia will be visible until December, 20, 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.

Aspasia Visibility on August 04

409 Aspasia is visible from sunset through most of the night

Aspasia Rise and Set Timetable

TimeElevation
Aspasia rise15:33
Sunset18:1229°
Civil sunset18:4133°
Twighlight start19:1637°
Astrosession begin19:5441°
Moon Rise, 72.5% illuminated 20:4444°
Aspasia transit21:0644°
Astrosession end02:341°
Aspasia set02:39
Moon Set10:28-55°

Track Aspasia Position Throughout the Night

← Tue, 4 August 2026 →

Elevation (degrees)
Time
Altitude
Azimuth
Shift the map to change the time and observe Aspasia changing position in the night sky.

Aspasia Description

Aspasia, designated as 409 Aspasia, is a main-belt asteroid, located between Mars and Jupiter in the solar system. With a diameter of 172 km, 409 Aspasia completes its orbit around the Sun in 4.1 years. At the moment, 409 Aspasia is 1.542 AU (230,675,429 km) from Earth, and it is located in the constellation Scutum.

Current position of Aspasia in Solar System

Earth Aspasia
DateTue, 4 August 2026
Distance from Earth to Aspasia1.54363 AU (230,923,761km)
Elongation148°
Angular diameter"
Magnitude11.2
This interactive projection shows the current positions of Aspasia, Earth, and the Sun in the Solar System. By sliding the image left or right, you can change the day of the year and see how Aspasia and Earth move along their orbits around the Sun.

Finder Chart for Aspasia

Double-click to unlock the map.
Object name409 Aspasia
Field of view
Limiting magnitude
409 Aspasia coordinates18.83701, -8.52836
Center coordinates18.83701, -8.52836

Annual motion of Aspasia

Time
DateTue, 4 August 2026
Twighlight start19:49
Twighlight end02:27
Twighlight duration7h 38m
Rise15:29
Set02:34
Elevation at transit44°
Transit time21:02
Equatorial coordinatesRA: 18h 49m 39s", Dec: -8° 32' 59s
Magnitude11
ConstellationScutum
The graph illustrates the annual visibility pattern of a Aspasia, 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 Aspasia 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 409 Aspasia

Coordinates & Visibility

Right Ascension18.83701°
Declination-8.52836°
Magnitude11.2
ConstellationScutum
Elevation-19.4°
Azimuth85.9°

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.