Gacrux Observation Details
Gacrux Daily Motion
Gacrux is said to be "never-rising." It is always below the horizon and remain out of view, regardless of the time of year or night.Gacrux will be visible until January, 1, 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.
Gacrux Visibility Timetable on September 02
Gacrux Rise and Set Timetable
| Time | Elevation | |
| Gacrux is always below the horizon | - | |
| Gacrux transit | 12:53 | -4° |
| Moon Rise, 66.2% illuminated | 13:54 | -5° |
| Astrosession begin | 19:06 | -32° |
| Moon Set | 22:57 | -63° |
| Astrosession end | 03:08 | -60° |
Track Gacrux Position Throughout the Night
← Tue, 2 September 2025 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Gacrux changing position in the night sky.
Where is Gacrux right now?
Gacrux is located in the constellation Crux, at right ascension 12h 31m 09s" and declination -57° 06' 47s. At the current time, it is below the horizon and not visible from your location.Gacrux - Red Giant Star
Gacrux is the third-brightest star in the constellation Crux and the twenty-fifth-brightest star in the night sky. It is a red giant star located about 88 light-years away from Earth.
Gacrux has an apparent magnitude of 1.63 and is one of the most prominent stars in the Southern Hemisphere.
Finder Chart for Gacrux
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| Object name | Gacrux |
| Field of view | |
| Limiting magnitude | |
| Gacrux coordinates | 12.519428999999999, -57.113212 |
| Center coordinates | 12.519428999999999, -57.113212 |
Gacrux Passage Through Night
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Current position of Gacrux
| Time | 05:51 |
| Latitude | 37.3541 |
| Longitude | -121.955 |
| Gacrux elevation | -39° |
| Gacrux Azimuth | -138° |
Here you can see the current position of the Gacrux on the map, as well as its positions for rise and set. This tool allows you to track the Gacrux's movement throughout the night, providing you with accurate and up-to-date information.
Annual motion of Gacrux
| Date | Tue, 2 September 2025 |
| Twighlight start | 19:02 |
| Twighlight end | 03:02 |
| Twighlight duration | 8h 60m |
| Rise | Gacrux is always down |
| Set | Gacrux is always down |
| Elevation at transit | -4° |
| Transit time | 12:49 |
| Equatorial coordinates | RA: 12h 31m 09s", Dec: -57° 06' 47s |
| Magnitude | 2 |
| Constellation | Crux |
The graph illustrates the annual visibility pattern of a Gacrux, 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 Gacrux 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 Gacrux 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 Gacrux
Coordinates & Visibility
| Right Ascension | 12.519428999999999° |
| Declination | -57.113212° |
| Magnitude | 1.59 |
| Constellation | Crux |
| Elevation | -38.8° |
| Azimuth | -137.9° |