Where is Asteroid 20 Massalia?

Asteroid 20 Massalia is currently in the constellation of Gemini. Right now, from Greenwich, UK (change location), 20 Massalia can be observed looking in the West at an altitude of 28.11 degrees above the horizon. View the position of asteroid 20 Massalia in an interactive map of the sky. Given its current brightness (magnitude 10.99), 20 Massalia is visible with the help of a binocular with a 70-80mm aperture or a small telescope.

The current apparent celestial coordinates of asteroid 20 Massalia, useful for pointing an equatorial telescope, the hour angle, and the sidereal time are provided in the table below:

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Star map showing the position of asteroid 20 Massalia in the constellation of Gemini on July, 17 2025
Field of view: 50x30 degrees
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Additional Resources on TheSkyLive

• Asteroid 20 Massalia: Complete reference information on TheSkyLive.com.
• Where is asteroid 20 Massalia?: Key information on where to find asteroid 20 Massalia in the sky.
• Distance of asteroid 20 Massalia from Earth: Find out how far asteroid 20 Massalia is from Earth right now.
• How Bright is asteroid 20 Massalia?: Current visual brightness (magnitude) and apparent size.
• Rise and Set Times: Rise and set times of asteroid 20 Massalia from your location.
• Interactive Sky Map: Planetarium-style interactive visualization of asteroid 20 Massalia's position in the sky.
• Live Position Tracker: High precision real time tracker of asteroid 20 Massalia's position using deep space imagery.
• Ephemeris: 15 days asteroid 20 Massalia's computed ephemeris.