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Asteroid (NEO) 2017 WJ16

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Asteroid (NEO) 2017 WJ16 Position

Asteroid (NEO) 2017 WJ16 is currently in the constellation of Capricornus. The current Right Ascension is 20h 17m 13s and the Declination is -23° 11’ 42”.

20h 17m 13s
-23° 11’ 42”

Simplified sky chart showing where Asteroid (NEO) 2017 WJ16 is right now in the sky with respect to the brightest stars and constellations (see fuillscreen Online Planetarium)

Map showing Asteroid (NEO) 2017 WJ16 in Capricornus on December, 14 2019
Field of view: 60x30 degrees
View fullscreen
 = visible to the naked eye
 = binocular, brighter than 10th magnitude
= current altitude ≥ 30°   = current altitude < 30°   = below the horizon
Location: Greenwich, United Kingdom [change]

Also check out Where is Asteroid (NEO) 2017 WJ16?, a page that provides all the information needed to find Asteroid (NEO) 2017 WJ16 in the sky and additional links to sky charts.

Asteroid (NEO) 2017 WJ16 Distance

The distance of Asteroid (NEO) 2017 WJ16 from Earth is currently 196,330,010 kilometers, equivalent to 1.312385 Astronomical Units. Light takes 10 minutes and 54.8864 seconds to travel from Asteroid (NEO) 2017 WJ16 and arrive to us.

10 minutes and 54.8864 seconds

The following chart shows the distance of Asteroid (NEO) 2017 WJ16 from Earth as a function of time. In the chart the distance data is measured in Astronomical Units and sampled with an interval of 1 day.

Distance of Asteroid (NEO) 2017 WJ16 from Earth between January 2013 and December 2100

The value of the reported distance might be somewhat inaccurate around the times of closest approach for objects passing extremely close to Earth.

Closest approach of Asteroid (NEO) 2017 WJ16 to Earth

Between January 2013 and December 2100 the closest approach of Asteroid (NEO) 2017 WJ16 to Earth happens on Sun Nov 21 2055 at a distance of 0.00873503 Astronomical Units, or 1,306,741 kilometers:

Sun Nov 21 2055

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

Asteroid (NEO) 2017 WJ16 brightness

The current visual magnitude of Asteroid (NEO) 2017 WJ16 is 26.30.


The following chart is the predicted light curve (visual magnitude as a function of time) of Asteroid (NEO) 2017 WJ16, according to the most recent ephemerides data. Magnitude data is sampled with a 2 days interval and there might be inaccuracies for objects changing brightness very rapidly during the course of a few days. For comets there could be large discrepancies between the observed and predicted brightness because of their highly dynamic behaviour.

Predicted magnitude of Asteroid (NEO) 2017 WJ16 between January 2013 and December 2100

Asteroid (NEO) 2017 WJ16 rise and set times

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's Asteroid (NEO) 2017 WJ16 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 113.3°
Max altitude: 15.2°
Azimuth: 246.8°
Asteroid (NEO) 2017 WJ16 is below the horizon from Greenwich, United Kingdom

The rise and set times are defined as the time at which the upper limb of Asteroid (NEO) 2017 WJ16 touches the horizon, consideting the effect of the atmospheric refraction. As the atmoshpere conditions cannot be modeled precisely the times reported here should be considered correct with an approximation of few minutes.

Asteroid (NEO) 2017 WJ16 Orbital Elements

The following table lists the orbital elements of Asteroid (NEO) 2017 WJ16 at epoch 26 April 2019 00:00 UTC (JD: 2458600.5). Source: JPL Small-Body Database

Element Symbol Value
Orbit eccentricity e 0.21182177
Orbit inclination i 5.77083507°
Perihelion distance q 0.64948362 AU
97,161,367 km
Aphelion distance Q 0.99857920 AU
149,385,322 km
Semi-major axis a 0.82403141 AU
123,273,344 km
Orbital period period 0.7500 years
273.2210 days
Date of perihelion transit Tp 2019-Jan-15 13:49:29
2,458,499.0760 JD
Next perihelion transit 2019-Oct-15 19:07
2,458,772.2970 JD
Argument of perihelion peri 187.18367201141°
Longitude of the ascending node node 59.22784487608°
Mean anomaly M 133.63769983868°
Mean motion n 1.31761468°/day

Visualization of Asteroid (NEO) 2017 WJ16 Orbit

This 3d orbit diagram is a feature of our 3D Solar System Simulator and shows the orbit of Asteroid (NEO) 2017 WJ16 with respect of the Sun and the orbits of the major planets. The position of Asteroid (NEO) 2017 WJ16 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 Asteroid (NEO) 2017 WJ16
View Asteroid (NEO) 2017 WJ16 in the 3D Solar System Simulator

Asteroid (NEO) 2017 WJ16 15 Days Ephemeris

The following table lists the ephemerides of Asteroid (NEO) 2017 WJ16 computed for the past and next 7 days, with a 24 hours interval. Click on each row of the table to locate Asteroid (NEO) 2017 WJ16 in our Online Planetarium at the chosen date.

Date Right AscensionR.A. DeclinationDec. MagnitudeMag Constellation
2019 Dec 07 19h 33m 55s -25° 09’ 19” 26.21 Sagittarius
2019 Dec 08 19h 39m 33s -24° 56’ 53” 26.23 Sagittarius
2019 Dec 09 19h 45m 11s -24° 43’ 42” 26.24 Sagittarius
2019 Dec 10 19h 50m 44s -24° 29’ 45” 26.25 Sagittarius
2019 Dec 11 19h 56m 16s -24° 15’ 05” 26.26 Sagittarius
2019 Dec 12 20h 01m 45s -23° 59’ 40” 26.27 Sagittarius
2019 Dec 13 20h 07m 10s -23° 43’ 36” 26.28 Sagittarius
2019 Dec 14 20h 12m 34s -23° 26’ 49” 26.29 Capricornus
2019 Dec 15 20h 17m 54s -23° 09’ 25” 26.30 Capricornus
2019 Dec 16 20h 23m 12s -22° 51’ 24” 26.31 Capricornus
2019 Dec 17 20h 28m 27s -22° 32’ 47” 26.32 Capricornus
2019 Dec 18 20h 33m 41s -22° 13’ 33” 26.33 Capricornus
2019 Dec 19 20h 38m 49s -21° 53’ 48” 26.34 Capricornus
2019 Dec 20 20h 43m 57s -21° 33’ 29” 26.35 Capricornus