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Comet C/2018 O1 (ATLAS)

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Comet C/2018 O1 (ATLAS) Orbital Elements

The following table lists the orbital elements of Comet C/2018 O1 (ATLAS) at epoch 02 August 2018 00:00 UTC (JD: 2458333.5). Source: JPL Small-Body Database

Element Symbol Value
Orbit eccentricity e 0.94409953
Orbit inclination i 154.04105181°
Perihelion distance q 1.55817463 AU
233,099,607 km
Aphelion distance Q 54.18999715 AU
8,106,708,204 km
Semi-major axis a 27.87408589 AU
4,169,903,905 km
Orbital period period 147.1700 years
53,752.5879 days
Date of perihelion transit Tp 2018-Aug-31 13:40:46
2,458,362.0700 JD
Next perihelion transit 2165-Nov-01 03:47
2,512,114.6579 JD
Argument of perihelion peri 162.50272871808°
Longitude of the ascending node node 87.618981730448°
Mean anomaly M 359.80865673721°
Mean motion n 0.00669735°/day

Visualization of Comet C/2018 O1 (ATLAS) Orbit

This 3d orbit diagram is a feature of our 3D Solar System Simulator and shows the orbit of Comet C/2018 O1 (ATLAS) with respect of the Sun and the orbits of the major planets. The position of Comet C/2018 O1 (ATLAS) and the planets along their orbits in this diagram accurately represents the current configuration of the objects in the Solar System. This is an experimental feature and it requires a WebGL enabled browser. Please provide us feedback!

Orbit Diagram of Comet C/2018 O1 (ATLAS)
View Comet C/2018 O1 (ATLAS) in the 3D Solar System Simulator

Comet C/2018 O1 (ATLAS) 15 Days Ephemeris

The following table lists the ephemerides of Comet C/2018 O1 (ATLAS) computed for the past and next 7 days, with a 24 hours interval. Click on each row of the table to locate Comet C/2018 O1 (ATLAS) in our Online Planetarium at the chosen date.

Date Right AscensionR.A. DeclinationDec. MagnitudeMag Constellation
2019 May 20 10h 36m 38s -23° 41’ 53” 32.98 Hydra
2019 May 21 10h 36m 02s -23° 26’ 52” 33.04 Hydra
2019 May 22 10h 35m 29s -23° 12’ 10” 33.09 Hydra
2019 May 23 10h 34m 56s -22° 57’ 47” 33.15 Hydra
2019 May 24 10h 34m 27s -22° 43’ 41” 33.21 Hydra
2019 May 25 10h 33m 59s -22° 29’ 54” 33.26 Hydra
2019 May 26 10h 33m 33s -22° 16’ 26” 33.32 Hydra
2019 May 27 10h 33m 07s -22° 03’ 14” 33.37 Hydra
2019 May 28 10h 32m 44s -21° 50’ 21” 33.43 Hydra
2019 May 29 10h 32m 23s -21° 37’ 45” 33.48 Hydra
2019 May 30 10h 32m 03s -21° 25’ 27” 33.54 Hydra
2019 May 31 10h 31m 45s -21° 13’ 24” 33.59 Hydra
2019 Jun 01 10h 31m 28s -21° 01’ 41” 33.65 Hydra
2019 Jun 02 10h 31m 13s -20° 50’ 13” 33.70 Hydra