2018 PK21
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Today25 Feb 202031.90.910 AU0.083 AU32.45 LD12,477,836 km21h40m-21°10'16.7°161.8°
Brightest29 Nov 202021.30.996 AU0.036 AU14.16 LD5,444,650 km10h20m+40°54'104.4°73.5°
Approach10 Dec 202021.80.981 AU0.031 AU12.22 LD4,698,154 km12h39m+25°55'81.8°96.4°

Based on its absolute magnitude (Hₒ) of 25.9 and an albedo between 0.25 and 0.05, the estimated diameter of 2018 PK21 is 20 - 40 m.

2018 PK21- 2020-02-25

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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 light curve 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 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.