Procyon Observation Details
Procyon Daily Motion
Tonight, observing Procyon may prove challenging owing to its low elevation. It will reach its transit at by 07:43 and set before sunset at 13:58. Rising near twilight's end at 01:24, it will fade away by 03:45, peaking at just 28° above the horizon.Procyon will become visible in September, 9. After being too close to the Sun to observe, it will reappear in the night sky. Starting from September, 9, Procyon can be seen again, providing a good opportunity for observation.
Procyon Visibility Timetable on September 07
Procyon Rise and Set Timetable
| Time | Elevation | |
| Procyon transit | 07:43 | 58° |
| Procyon set | 13:58 | |
| Moon Rise, 99.4% illuminated | 17:06 | -34° |
| Astrosession begin | 18:58 | -46° |
| Procyon rise | 01:24 | |
| Astrosession end | 03:13 | 22° |
| Civil sunrise | 04:17 | 34° |
| Moon Set | 04:34 | 37° |
| Sunrise | 04:44 | 39° |
Track Procyon Position Throughout the Night
← Sun, 7 September 2025 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Procyon changing position in the night sky.
Where is Procyon right now?
Procyon is located in the constellation Canis Minor, at right ascension 07h 39m 18s" and declination 05° 13' 29s. Although it is currently above the horizon at an altitude of 33 degrees, Procyon is not visible because it is daytime.Procyon - Binary Star System
Procyon is the brightest star in the constellation Canis Minor and the eighth-brightest star in the night sky. It is a binary star system consisting of a main sequence star, Procyon A, and a faint white dwarf companion, Procyon B.
Procyon is approximately 11.5 light-years away from Earth. Procyon A is about 1.5 times more massive than the Sun and 7 times more luminous.
Finder Chart for Procyon
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| Object name | Procyon |
| Field of view | |
| Limiting magnitude | |
| Procyon coordinates | 7.655033, 5.224993 |
| Center coordinates | 7.655033, 5.224993 |
Procyon Passage Through Night
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Current position of Procyon
| Time | 11:08 |
| Latitude | 37.3541 |
| Longitude | -121.955 |
| Procyon elevation | 33° |
| Procyon Azimuth | 111° |
Here you can see the current position of the Procyon on the map, as well as its positions for rise and set. This tool allows you to track the Procyon's movement throughout the night, providing you with accurate and up-to-date information.
Annual motion of Procyon
| Date | Sun, 7 September 2025 |
| Twighlight start | 18:53 |
| Twighlight end | 03:07 |
| Twighlight duration | 8h 13m |
| Rise | 01:24 |
| Set | 13:54 |
| Elevation at transit | 58° |
| Transit time | 07:39 |
| Equatorial coordinates | RA: 07h 39m 18s", Dec: 05° 13' 29s |
| Magnitude | 0 |
| Constellation | Canis Minor |
The graph illustrates the annual visibility pattern of a Procyon, 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 Procyon 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 Procyon 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 Procyon
Coordinates & Visibility
| Right Ascension | 7.655033° |
| Declination | 5.224993° |
| Magnitude | 0.4 |
| Constellation | Canis Minor |
| Elevation | 33.2° |
| Azimuth | 111.3° |