2018 GD2
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Today17 Jul 201930.90.873 AU0.330 AU128.45 LD49,383,832 km10h22m-17°55'55.4°106.4°
Approach8 Oct 201925.21.024 AU0.049 AU18.96 LD7,290,750 km04h55m+01°19'119.5°58.1°
Brightest15 Oct 201924.81.045 AU0.056 AU21.76 LD8,365,649 km03h26m+20°56'146.9°31.5°

Based on its absolute magnitude (Hₒ) of 29.6 and an albedo between 0.25 and 0.05, the estimated diameter of 2018 GD2 is 3 - 7 m.

2018 GD2- 2019-07-17
astro.vanbuitenen.nl


 
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The interactive orbit chart above shows the near-earth object's path through the solar system and its position at the given date. Green and blue lines are shown perpendicular to the ecliptic plane: Green if the path is above the ecliptic plane, blue if it is below.

(Left-click and drag to rotate the view; right-click and drag to move the view; use scroll wheel to zoom in our out.)

The lightcurve chart below shows the estimated development of the NEO's magnitude during its approach to earth.


The following all-sky chart shows the path of of the NEO in the coming months.





The following chart shows the path of the NEO in the coming days or hours. The field of view is optimized for (~10x50) binoculars and finderscopes. A more printer-friendly version of the same chart can be found below.