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Comet 52P/Harrington-Abell

Below the horizon.  Rise: 22:13 | Tran: 1:24 | Set: 4:30
Alt: -63.84°   Az: 324.75°   Direction: North-West

Comet 52P/Harrington-Abell is in the constellation of Sagittarius, at a distance of 739,651,703.0 kilometers from Earth. The current Right Ascension is 20h 04m 24s and the Declination is -28° 33’ 16” (apparent coordinates). The estimated magnitude of comet 52P/Harrington-Abell, computed using JPL Horizons's data, is 27.76.

Finder Charts

The sky charts below show, at different resolutions, the position of comet 52P/Harrington-Abell in the sky. Click on each chart to access the interactive star map tool.

Star map showing the position of comet 52P/Harrington-Abell in the constellation of Sagittarius on F, d Y. Field of view: 50x30 degrees. View interactive star map.
Star map showing the position of comet 52P/Harrington-Abell in the constellation of Sagittarius on F, d Y. Field of view: 15x9 degrees. View in interactive star map.

The following map uses photographic imagery from the Digitized Sky Survey (DSS) to realistically visualize the precise position of comet 52P/Harrington-Abell against the stars in the background. The horizontal size of the map measures 60 arcminutes. Click on the image to access a more detailed full-screen view.

52P/Harrington-Abell
RA: 20h 02m 49s
Dec: -28° 37’ 39”
Simplified high-resolution deep sky chart showing the current position of comet 52P/Harrington-Abell. Field of view: 60 x 40 arcminutes. Go to the dedicated page

Equatorial Coordinates

Apparent

20h 04m 24s
-28° 33’ 16”
10h 52m 37s
06h 57m 02s

J2000

20h 02m 49s
-28° 37’ 39”

Additional Information

Sagittarius
n/a
n/a
n/a
n/a
27.76

The observed values of Magnitude, Coma Diameter and Tail Length are derived from the most recent observation recorded at the Comet Observers Database. The value of Predicted Magnitude comes from the JPL Horizons ephemerides service and, in the case of comets, might be inaccurate given the highly dynamic and unpredictable behavior of these objects. When available, please refer to the Observed Magnitude value and consider the Predicted Magnitude as a directional indication. We acknowledge with thanks the comet observations from the COBS Comet Observation Database contributed by observers worldwide and used in this table to report recent comet observations.

Rise and Set Times

The following table lists today's rise, transit and set times of comet 52P/Harrington-Abell from Greenwich, UK (all times relative to the local timezone Europe/London):

Azimuth: 118.6°
Max altitude: 10.0°
Azimuth: 241.5°

If you need to access this information frequently for your observations, you can create a simple customized Quick Access page, so that you can easily bookmark it in your browser favorites or add a shortcut to your mobile phones' home screen.

Distance from Earth

The distance of comet 52P/Harrington-Abell from Earth is currently 739,651,703.0 kilometers, equivalent to 4.9442662488 Astronomical Units. Light takes 41m 7.213s to travel from comet 52P/Harrington-Abell and arrive to us.

739,651,703.0
4.9442662488
41m 7.213s

The following graph shows the distance of comet 52P/Harrington-Abell from Earth as a function of time. In the chart the distance is measured in Astronomical Units and the data is sampled with an interval of 1 day.

Chart of the distance of comet 52P/Harrington-Abell from Earth in Astronomical Units (au)
Note: The values in this chart may not be entirely accurate around the time of closest approach for objects passing very close to Earth at high speed (e.g., Near-Earth Objects).

The value of the distance of 52P/Harrington-Abell from Earth is also available as a real time updated value in the live position tracker.

Closest Approach to Earth

In the period between January 1, 2014 and December 31, 2099, the closest approach of comet 52P/Harrington-Abell to Earth will happen on Thursday 29 January 2037 at a distance of 0.878538 Astronomical Units, or 131,427,355 kilometers:

Thursday 29 January 2037
131,427,355
0.878538

Note: the values for the closest approach are computed with a sampling interval of 1 day.

Light Curve

The following chart shows the light curve of comet 52P/Harrington-Abell, i.e., its apparent magnitude as a function of time. The curve is calculated using the latest ephemerides provided by JPL Horizons. The magnitude data is sampled with the interval of 2 days. Because of this sampling, inaccuracies may occur for objects that have large variations of brightness over a few days. For comets, large discrepancies can arise between the calculated brightness and the observations due to their highly dynamic, and not always precisely predictable, behavior.

Chart of the magnitude of comet 52P/Harrington-Abell as a function of time

Orbital Elements

The following table lists the orbital elements of comet 52P/Harrington-Abell at epoch June, 21 2016 00:00 UTC (JD: 2457561.5). Source: JPL Small-Body Database

Element Symbol Value
Orbit eccentricity e 0.54006288
Orbit inclination i 10.23173068°
Perihelion distance q 1.77497832 AU
265,532,977 km
Aphelion distance Q 5.94337371 AU
889,116,054 km
Semi-major axis a 3.85917601 AU
577,324,516 km
Orbital period period 7.5814 years
2,769.1106 days
Date of perihelion transit Tp March 7, 2014
2,456,723.8659 JD
Next perihelion transit October 5, 2021
2,459,492.9766 JD
Argument of perihelion peri 139.65914883566°
Longitude of the ascending node node 336.83612096879°
Mean anomaly M 108.89715151903°
Mean motion n 0.13000564°/day

Orbit Visualization

The following chart is a 3D animated visualization of the orbit of comet 52P/Harrington-Abell relative to the other major objects in the Solar System. You can access more advanced features using our 3D Solar System Viewer.

15 Days Ephemeris

The following table lists the ephemerides of comet 52P/Harrington-Abell computed for the past and next 7 days, with a 24 hours interval. Apparent celestial coordinates are provided.

Date Right AscensionR.A. DeclinationDec. MagnitudeMag Constellation
Jul 10 2025 20h 09m 06s -28° 22’ 08” 27.76 Sagittarius
Jul 11 2025 20h 08m 29s -28° 23’ 44” 27.76 Sagittarius
Jul 12 2025 20h 07m 51s -28° 25’ 18” 27.76 Sagittarius
Jul 13 2025 20h 07m 14s -28° 26’ 50” 27.76 Sagittarius
Jul 14 2025 20h 06m 36s -28° 28’ 20” 27.76 Sagittarius
Jul 15 2025 20h 05m 58s -28° 29’ 47” 27.76 Sagittarius
Jul 16 2025 20h 05m 21s -28° 31’ 13” 27.76 Sagittarius
Jul 17 2025 20h 04m 42s -28° 32’ 38” 27.76 Sagittarius
Jul 18 2025 20h 04m 04s -28° 34’ 00” 27.76 Sagittarius
Jul 19 2025 20h 03m 26s -28° 35’ 20” 27.76 Sagittarius
Jul 20 2025 20h 02m 48s -28° 36’ 37” 27.76 Sagittarius
Jul 21 2025 20h 02m 10s -28° 37’ 53” 27.76 Sagittarius
Jul 22 2025 20h 01m 31s -28° 39’ 06” 27.76 Sagittarius
Jul 23 2025 20h 00m 53s -28° 40’ 16” 27.76 Sagittarius

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