Comet 90001108 168P/Hergenrother Observation Details
168P/Hergenrother Daily Motion
Tonight, observing 168P/Hergenrother may prove challenging owing to its low elevation. It will reach its transit at by 08:10 and set before sunset at 15:19. Rising near twilight's end at 00:59, it will fade away by 03:25, peaking at just 28° above the horizon.90001108 168P/Hergenrother will be visible until July, 12, 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.
168P/Hergenrother Visibility Timetable on September 24
168P/Hergenrother Rise and Set Timetable
| Time | Elevation | |
| Moon Rise, 3.2% illuminated | 06:45 | 66° |
| 168P/Hergenrother transit | 08:10 | 74° |
| 168P/Hergenrother set | 15:19 | |
| Moon Set | 17:48 | -22° |
| Astrosession begin | 18:33 | -27° |
| 168P/Hergenrother rise | 00:59 | |
| Astrosession end | 03:25 | 28° |
| Civil sunrise | 04:27 | 40° |
| Sunrise | 04:54 | 46° |
Track 168P/Hergenrother Position Throughout the Night
← Wed, 24 September 2025 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe 168P/Hergenrother changing position in the night sky.
168P/Hergenrother Description
168P/Hergenrother, designated as 90001108 168P/Hergenrother, is an Encke-type comet. At the moment, 90001108 168P/Hergenrother is 2.568 AU (384,152,372 km) from Earth, and it is located in the constellation Cancer.Current position of 168P/Hergenrother in Solar System
| Date | Wed, 24 September 2025 |
| Distance from Earth to 168P/Hergenrother | 2.5646 AU (383,658,699km) |
| Elongation | 47° |
| Angular diameter | " |
| Magnitude | 17.8 |
Finder Chart for 168P/Hergenrother
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| Object name | 90001108 168P/Hergenrother |
| Field of view | |
| Limiting magnitude | |
| 90001108 168P/Hergenrother coordinates | 9.19206, 21.74478 |
| Center coordinates | 9.19206, 21.74478 |
Annual motion of 168P/Hergenrother
| Date | Wed, 24 September 2025 |
| Twighlight start | 18:28 |
| Twighlight end | 03:20 |
| Twighlight duration | 9h 52m |
| Rise | 00:56 |
| Set | 15:15 |
| Elevation at transit | 74° |
| Transit time | 08:06 |
| Equatorial coordinates | RA: 09h 13m 41s", Dec: 21° 41' 25s |
| Magnitude | 18 |
| Constellation | Cancer |
The graph illustrates the annual visibility pattern of a 168P/Hergenrother, 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 168P/Hergenrother 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 168P/Hergenrother 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 90001108 168P/Hergenrother
Coordinates & Visibility
| Right Ascension | 9.19206° |
| Declination | 21.74478° |
| Magnitude | 17.8 |
| Constellation | Cancer |
| Elevation | 27.1° |
| Azimuth | 82.4° |
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.