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Sky-Tonight.com / Comets / 90000566 48P/Johnson
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Observation Settings

Or select it on the map:
This Earth map fragment is intended to illustrate celestial motion across the sky, emphasizing both bearing and elevational perspectives. The map's center point corresponds to the transit, showcasing celestial objects at their highest point, while elevation gradually decreases towards the map edges. This dynamic representation offers insights into the changing positions of celestial bodies with a focus on their bearing and elevational trajectories.
Your location: Santa Clara, United States
Timezone:
Latitude:
37.3541
Longitude:
-121.955

Comet 90000566 48P/Johnson Observation Details

48P/Johnson

48P/Johnson Daily Motion

48P/Johnson will rise at 21:56, during twilight, and will ascend to 55° by the time twilight ends at 03:09.
90000566 48P/Johnson will be visible until April, 9, 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.

48P/Johnson Visibility Timetable on September 03

48P/Johnson Rise and Set Timetable

TimeElevation
Moon Rise, 75.5% illuminated14:44-42°
Astrosession begin19:05-31°
48P/Johnson rise21:56
Moon Set23:5724°
Astrosession end03:0955°
48P/Johnson transit04:1258°
Civil sunrise04:1358°
Sunrise04:4158°
48P/Johnson set10:29

Track 48P/Johnson Position Throughout the Night

← Wed, 3 September 2025 →

Elevation (degrees)
Time
Altitude
Azimuth
Shift the map to change the time and observe 48P/Johnson changing position in the night sky.

48P/Johnson Description

48P/Johnson, designated as 90000566 48P/Johnson, is an Encke-type comet. At the moment, 90000566 48P/Johnson is 2.022 AU (302,501,854 km) from Earth, and it is located in the constellation Taurus.

Current position of 48P/Johnson in Solar System

Earth 48P/Johnson
DateWed, 3 September 2025
Distance from Earth to 48P/Johnson2.0221 AU (302,501,854km)
Elongation102°
Angular diameter"
Magnitude17
This section provides an interactive projection of the solar system, illustrating the relative positions of 48P/Johnson, Earth, and the Sun throughout the year. By sliding the image left or right, you can change the day of the year, observing how the positions of 48P/Johnson and Earth shift in their orbits around the Sun.

Finder Chart for 48P/Johnson

Double-click to unlock the map.
Object name90000566 48P/Johnson
Field of view
Limiting magnitude
90000566 48P/Johnson coordinates3.94398, 5.69578
Center coordinates3.94398, 5.69578

Annual motion of 48P/Johnson

Time
DateThu, 4 September 2025
Twighlight start19:03
Twighlight end03:08
Twighlight duration8h 5m
Rise21:53
Set10:25
Elevation at transit58°
Transit time04:09
Equatorial coordinatesRA: 03h 57m 15s", Dec: 05° 39' 51s
Magnitude17
ConstellationTaurus
The graph illustrates the annual visibility pattern of a 48P/Johnson, 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 48P/Johnson 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 90000566 48P/Johnson

Coordinates & Visibility

Right Ascension3.94398°
Declination5.69578°
Magnitude17
ConstellationTaurus
Elevation-2.2°
Azimuth-81.1°

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.