Comet 90004713 C/2021 S3 (PANSTARRS) Observation Details
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C/2021 S3 (PANSTARRS) Daily Motion
90004713 C/2021 S3 (PANSTARRS) will be visible until February, 18, 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/2021 S3 (PANSTARRS) Visibility Timetable on June 14
C/2021 S3 (PANSTARRS) Rise and Set Timetable
| Time | Elevation | |
| C/2021 S3 (PANSTARRS) rise | 22:31 | |
| Astrosession begin | 23:04 | 3° |
| Moon Rise, 92% illuminated | 23:28 | 6° |
| Astrosession end | 04:00 | 48° |
| Civil sunrise | 05:29 | 65° |
| Sunrise | 06:04 | 71° |
| C/2021 S3 (PANSTARRS) transit | 07:43 | 88° |
| Moon Set | 08:49 | 77° |
Track C/2021 S3 (PANSTARRS) Position Throughout the Night
← Sat, 14 June 2025 →
| Time | |
| Altitude | |
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Shift the map to change the time and observe C/2021 S3 (PANSTARRS) changing position in the night sky.
C/2021 S3 (PANSTARRS) Description
C/2021 S3 (PANSTARRS), designated as 90004713 C/2021 S3 (PANSTARRS), is a comet on a hyperbolic (unbound) trajectory. At the moment, 90004713 C/2021 S3 (PANSTARRS) is 5.987 AU (895,567,653 km) from Earth, and it is located in the constellation Andromeda.Current position of C/2021 S3 (PANSTARRS) in Solar System
| Date | Sat, 14 June 2025 |
| Distance from Earth to C/2021 S3 (PANSTARRS) | 5.9865 AU (895,567,653km) |
| Elongation | 73° |
| Angular diameter | " |
| Magnitude | 18 |
Finder Chart for C/2021 S3 (PANSTARRS)
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| Object name | 90004713 C/2021 S3 (PANSTARRS) |
| Field of view | |
| Limiting magnitude | |
| 90004713 C/2021 S3 (PANSTARRS) coordinates | 23.72859, 41.77603 |
| Center coordinates | 23.72859, 41.77603 |
Annual motion of C/2021 S3 (PANSTARRS)
| Date | Sun, 15 June 2025 |
| Twighlight start | 23:00 |
| Twighlight end | 03:54 |
| Twighlight duration | 5h 54m |
| Rise | 22:26 |
| Set | 16:53 |
| Elevation at transit | 88° |
| Transit time | 07:39 |
| Equatorial coordinates | RA: 23h 43m 53s", Dec: 41° 51' 59s |
| Magnitude | 18 |
| Constellation | Andromeda |
The graph illustrates the annual visibility pattern of a C/2021 S3 (PANSTARRS), 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/2021 S3 (PANSTARRS) 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/2021 S3 (PANSTARRS) 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.
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.