Comet 90004924 C/2025 R2 (SWAN) Observation Details
/90004924 C/2025 R2 (SWAN).png)
C/2025 R2 (SWAN) Daily Motion
C/2025 R2 (SWAN) will rise at 10:35, reaching 64° when twilight begins at 16:36. It will reach transit at 88° by 18:44 and will set before twilight ends at 02:53.90004924 C/2025 R2 (SWAN) will be visible until January, 26, 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.
C/2025 R2 (SWAN) Visibility Timetable on November 03
C/2025 R2 (SWAN) Rise and Set Timetable
| Time | Elevation | |
| C/2025 R2 (SWAN) rise | 10:35 | |
| Moon Rise, 90.4% illuminated | 13:22 | 27° |
| Sunset | 15:07 | 47° |
| Civil sunset | 15:35 | 52° |
| Astrosession begin | 16:36 | 64° |
| C/2025 R2 (SWAN) transit | 18:44 | 88° |
| Moon Set | 02:19 | 5° |
| C/2025 R2 (SWAN) set | 02:53 | |
| Astrosession end | 03:06 | -2° |
Track C/2025 R2 (SWAN) Position Throughout the Night
← Mon, 3 November 2025 →
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| Altitude | |
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Shift the map to change the time and observe C/2025 R2 (SWAN) changing position in the night sky.
C/2025 R2 (SWAN) Description
C/2025 R2 (SWAN), designated as 90004924 C/2025 R2 (SWAN), is a Jupiter-family comet. At the moment, 90004924 C/2025 R2 (SWAN) is 2.156 AU (322,488,130 km) from Earth, and it is located in the constellation Pegasus.Current position of C/2025 R2 (SWAN) in Solar System
| Date | Mon, 3 November 2025 |
| Distance from Earth to C/2025 R2 (SWAN) | 2.1553 AU (322,428,291km) |
| Elongation | 134° |
| Angular diameter | " |
| Magnitude | 18.9 |
Finder Chart for C/2025 R2 (SWAN)
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| Object name | 90004924 C/2025 R2 (SWAN) |
| Field of view | |
| Limiting magnitude | |
| 90004924 C/2025 R2 (SWAN) coordinates | 23.46469, 35.25797 |
| Center coordinates | 23.46469, 35.25797 |
Annual motion of C/2025 R2 (SWAN)
| Date | Mon, 3 November 2025 |
| Twighlight start | 16:32 |
| Twighlight end | 02:59 |
| Twighlight duration | 10h 27m |
| Rise | 10:30 |
| Set | 02:46 |
| Elevation at transit | 88° |
| Transit time | 18:38 |
| Equatorial coordinates | RA: 23h 25m 28s", Dec: 35° 00' 23s |
| Magnitude | 19 |
| Constellation | Pegasus |
The graph illustrates the annual visibility pattern of a C/2025 R2 (SWAN), 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 C/2025 R2 (SWAN) 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 C/2025 R2 (SWAN) 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 90004924 C/2025 R2 (SWAN)
Coordinates & Visibility
| Right Ascension | 23.46469° |
| Declination | 35.25797° |
| Magnitude | 18.9 |
| Constellation | Pegasus |
| Elevation | 27.7° |
| Azimuth | -65.2° |
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.