Comet C/2026 AZ17 (Bok) Observation Details
/C/2026 AZ17 (Bok).png)
C/2026 AZ17 (Bok) Daily Motion
90004953 C/2026 AZ17 (Bok) will be visible until November, 22, 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/2026 AZ17 (Bok) Visibility on July 18
90004953 C/2026 AZ17 (Bok) is visible nearly all night until morning twilight
C/2026 AZ17 (Bok) Rise and Set Timetable
| Time | Elevation | |
Moon Rise, 9.3% illuminated  | 07:47 | -28° |
| C/2026 AZ17 (Bok) rise | 12:25 | |
| Sunset | 18:25 | 69° |
| Civil sunset | 18:57 | 73° |
| Twighlight start | 19:34 | 77° |
| C/2026 AZ17 (Bok) transit | 19:44 | 77° |
| Astrosession begin | 20:14 | 75° |
| Moon Set | 20:45 | 71° |
| Astrosession end | 02:13 | 9° |
| Twighlight end | 02:54 | 1° |
| C/2026 AZ17 (Bok) set | 03:03 |
Track C/2026 AZ17 (Bok) Position Throughout the Night
← Sat, 18 July 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe C/2026 AZ17 (Bok) changing position in the night sky.
C/2026 AZ17 (Bok) Description
C/2026 AZ17 (Bok), designated as 90004953 C/2026 AZ17 (Bok), is a Jupiter-family comet. At the moment, 90004953 C/2026 AZ17 (Bok) is 2.279 AU (340,952,995 km) from Earth, and it is located in the constellation Hercules.Current position of C/2026 AZ17 (Bok) in Solar System
| Date | Sat, 18 July 2026 |
| Distance from Earth to C/2026 AZ17 (Bok) | 2.28001 AU (341,084,641km) |
| Elongation | 112° |
| Angular diameter | " |
| Magnitude | 18.1 |
Finder Chart for C/2026 AZ17 (Bok)
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| Object name | 90004953 C/2026 AZ17 (Bok) |
| Field of view | |
| Limiting magnitude | |
| 90004953 C/2026 AZ17 (Bok) coordinates | 16.34159, 24.31611 |
| Center coordinates | 16.34159, 24.31611 |
Annual motion of C/2026 AZ17 (Bok)
| Date | Sat, 18 July 2026 |
| Twighlight start | 20:10 |
| Twighlight end | 02:07 |
| Twighlight duration | 6h 57m |
| Rise | 12:25 |
| Set | 03:02 |
| Elevation at transit | 77° |
| Transit time | 19:44 |
| Equatorial coordinates | RA: 16h 20m 31s", Dec: 24° 05' 40s |
| Magnitude | 18 |
| Constellation | Hercules |
The graph illustrates the annual visibility pattern of a C/2026 AZ17 (Bok), 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/2026 AZ17 (Bok) 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. You can also view detailed visibility information in a dedicated table, including exact rise, transit, and set times for each date.
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/2026 AZ17 (Bok) 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. You can also view detailed visibility information in a dedicated table, including exact rise, transit, and set times for each date.
Astrometric & Physical Parameters of 90004953 C/2026 AZ17 (Bok)
Coordinates & Visibility
| Right Ascension | 16.34159° |
| Declination | 24.31611° |
| Magnitude | 18.1 |
| Constellation | Hercules |
| Elevation | -22.7° |
| Azimuth | 331.8° |
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.