Comet 90000479 40P/Vaisala 1 Observation Details
40P/Vaisala 1 Daily Motion
90000479 40P/Vaisala 1 will be visible until October, 2, 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.
40P/Vaisala 1 Visibility on March 13
90000479 40P/Vaisala 1 Not Visible Tonight
40P/Vaisala 1 Rise and Set Timetable
| Time | Elevation | |
Moon Rise, 44.5% illuminated  | 02:26 | 27° |
| Moon Set | 11:47 | -12° |
| Astrosession begin | 18:39 | -58° |
| 40P/Vaisala 1 rise | 23:53 | |
| Astrosession end | 03:54 | 38° |
| Civil sunrise | 04:55 | 41° |
| 40P/Vaisala 1 transit | 05:18 | 42° |
| Sunrise | 05:22 | 42° |
| 40P/Vaisala 1 set | 10:44 |
Track 40P/Vaisala 1 Position Throughout the Night
← Fri, 13 March 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe 40P/Vaisala 1 changing position in the night sky.
40P/Vaisala 1 Description
40P/Vaisala 1, designated as 90000479 40P/Vaisala 1, is an Encke-type comet. At the moment, 90000479 40P/Vaisala 1 is 1.965 AU (293,944,856 km) from Earth, and it is located in the constellation Serpens.Current position of 40P/Vaisala 1 in Solar System
| Date | Fri, 13 March 2026 |
| Distance from Earth to 40P/Vaisala 1 | 1.9649 AU (293,944,856km) |
| Elongation | 88° |
| Angular diameter | " |
| Magnitude | 17.6 |
Finder Chart for 40P/Vaisala 1
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| Object name | 90000479 40P/Vaisala 1 |
| Field of view | |
| Limiting magnitude | |
| 90000479 40P/Vaisala 1 coordinates | 17.59945, -10.94233 |
| Center coordinates | 17.59945, -10.94233 |
Annual motion of 40P/Vaisala 1
| Date | Sat, 14 March 2026 |
| Twighlight start | 18:35 |
| Twighlight end | 03:48 |
| Twighlight duration | 9h 12m |
| Rise | 23:50 |
| Set | 10:41 |
| Elevation at transit | 42° |
| Transit time | 05:16 |
| Equatorial coordinates | RA: 17h 37m 11s", Dec: -10° 54' 33s |
| Magnitude | 18 |
| Constellation | Serpens |
The graph illustrates the annual visibility pattern of a 40P/Vaisala 1, 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 40P/Vaisala 1 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 40P/Vaisala 1 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 90000479 40P/Vaisala 1
Coordinates & Visibility
| Right Ascension | 17.59945° |
| Declination | -10.94233° |
| Magnitude | 17.6 |
| Constellation | Serpens |
| Elevation | 26.6° |
| Azimuth | -130.5° |
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.