Neptune Observation Details
Neptune Daily Motion
Neptune will be visible until February, 1, 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.
Neptune Visibility Timetable on December 21
Rise and Set Timetable
| Time | Elevation | |
| Sunset | 17:08 | 45° |
| Civil sunset | 17:40 | 47° |
| Neptune transit | 18:19 | 48° |
| Astrosession begin | 18:48 | 47° |
| Moon Rise, 57% illuminated | 23:50 | 4° |
| Neptune set | 00:11 | |
| Astrosession end | 06:13 | -52° |
| Moon Set | 12:24 | -0° |
| Neptune rise | 12:24 |
Track Neptune Position Throughout the Night
← Sat, 21 December 2024 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Neptune changing position in the night sky.
Upcoming Events
| Time | Description | Constellation |
|---|---|---|
| Sun, 6 July 2025 | Retrograde motion of Neptune begins | Pisces |
| Wed, 24 September 2025 | Neptune is in Opposition | Pisces |
| Mon, 6 October 2025, 02:17 | Close approach of Neptune and the Moon. Distance - 2.8°, position - 35° above the horizon at Southeast | Pisces |
| Sat, 29 November 2025, 21:09 | Close approach of Neptune and the Moon. Distance - 3°, position - 45° above the horizon at South-Southeast | Pisces |
| Thu, 11 December 2025 | Retrograde motion of Neptune ends | Pisces |
Current position of Neptune in Solar System
| Date | Sat, 21 December 2024 |
| Distance from Earth to Neptune | 29.92 AU (4,475,968,291km) |
| Elongation | 88° |
| Angular diameter | 2.3" |
| Magnitude | 7.8 |
Finder Chart for Neptune
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| Object name | Neptune |
| Field of view | |
| Limiting magnitude | |
| Neptune coordinates | 23.86209, -2.30428 |
| Center coordinates | 23.86209, -2.30428 |
Neptune Passage Through Night
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Current position of Neptune
| Time | 12:09 |
| Latitude | 39.9625 |
| Longitude | -83.0061 |
| Neptune elevation | -4° |
| Neptune Azimuth | -90° |
Here you can see the current position of the Neptune on the map, as well as its positions for rise and set. This tool allows you to track the Neptune's movement throughout the night, providing you with accurate and up-to-date information.
Annual motion of Neptune
| Date | Sun, 22 December 2024 |
| Twighlight start | 18:44 |
| Twighlight end | 06:07 |
| Twighlight duration | 11h 23m |
| Rise | 12:24 |
| Set | 00:07 |
| Elevation at transit | 48° |
| Transit time | 18:15 |
| Equatorial coordinate | RA: 23h 51m 44s", Dec: -2° 18' 11s |
| Magnitude | 8 |
| Constellation | Pisces |
The graph illustrates the annual visibility pattern of a Neptune, 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 Neptune 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 Neptune 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.