Sky Tonight
ST
Location settings
Santa Clara, US
37.4°/-122°
GMT -9
Waning19:34 - 02:53
  ⌕
☾
☰
Sky-Tonight.com / Asteroids / 308 Polyxo
  • Tonight
    • Brightest Planets and Stars Tonight
  • Solar System
    • Sun
    • Real-Time Sun Map
    • Sunspots Activity
    • Aurora Activity
    • Moon
    • Interactive Lunar map
    • Planets
    • Mercury
    • Venus
    • Mars
    • Jupiter
    • Saturn
    • Satellite Flyovers
    • ISS
    • Close Approaches
  • Small Bodies
    • Asteroids
    • Comets
    • Recently Updated Comets
  • Stars
    • Brightest Stars
  • Meteor Showers
    • Active Meteor Showers
    • Major Meteor Showers
  • Solar Eclipses
    • Future Solar Eclipses
    • Past Solar Eclipses
  • Lunar Eclipses
    • Future Lunar Eclipses
    • Past Lunar Eclipses
  • Deep Sky Objects
    • Summer Nebulae
    • Messier Objects
    • Nebulae
    • Star Clusters
    • Galaxies
  • Double Stars
    • Naked-Eye
    • Binocular
    • Physical
    • Color-Contrasting
    • Triple Star Systems
    • Multiple Star Systems
  • Constellations
    • Visible Tonight
    • Seasonal
    • Ecliptic
    • All 88 Constellations
  • Maps
    • Mars map
    • Mercury map
    • Earth
    • Cloud Cover Map
  • Contact Us
    • Feedback

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 Polyxo Observation Details

Polyxo

Polyxo Daily Motion


308 Polyxo will become visible in August, 19. After being too close to the Sun to observe, it will reappear in the night sky. Starting from August, 19, 308 Polyxo can be seen again, providing a good opportunity for observation.

Polyxo Visibility on July 17

308 Polyxo is visible just before sunrise

Polyxo Rise and Set Timetable

TimeElevation
Moon Rise, 3.7% illuminated 06:3652°
Polyxo transit09:1573°
Polyxo set16:19
Astrosession begin20:15-31°
Moon Set20:18-31°
Polyxo rise02:09
Astrosession end02:121°
Twighlight end02:538°
Civil sunrise03:3015°
Sunrise04:0221°

Track Polyxo Position Throughout the Night

← Fri, 17 July 2026 →

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

Polyxo Description

Polyxo, designated as 308 Polyxo, is a main-belt asteroid, located between Mars and Jupiter in the solar system. With a diameter of 128 km, 308 Polyxo completes its orbit around the Sun in 4.6 years. At the moment, 308 Polyxo is 3.69 AU (552,055,038 km) from Earth, and it is located in the constellation Taurus.

Current position of Polyxo in Solar System

Earth Polyxo
DateFri, 17 July 2026
Distance from Earth to Polyxo3.68876 AU (551,830,642km)
Elongation28°
Angular diameter"
Magnitude13.9
This interactive projection shows the current positions of Polyxo, 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 Polyxo and Earth move along their orbits around the Sun.

Finder Chart for Polyxo

Double-click to unlock the map.
Object name308 Polyxo
Field of view
Limiting magnitude
308 Polyxo coordinates5.76728, 20.16567
Center coordinates5.76728, 20.16567

Annual motion of Polyxo

Time
DateFri, 17 July 2026
Twighlight start20:11
Twighlight end02:06
Twighlight duration6h 55m
Rise02:09
Set16:17
Elevation at transit73°
Transit time09:13
Equatorial coordinatesRA: 05h 47m 40s", Dec: 20° 09' 57s
Magnitude14
ConstellationTaurus
The graph illustrates the annual visibility pattern of a Polyxo, 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 Polyxo 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 308 Polyxo

Coordinates & Visibility

Right Ascension5.76728°
Declination20.16567°
Magnitude13.9
ConstellationTaurus
Elevation30.8°
Azimuth272.8°

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.