2009 WY7
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Brightest2 Dec 201921.20.981 AU0.058 AU22.52 LD8,657,008 km11h27m+15°06'83.4°93.2°
Approach7 Dec 201922.90.957 AU0.043 AU16.59 LD6,378,169 km14h17m+06°36'47.9°130.2°
Today9 Dec 201925.00.947 AU0.045 AU17.57 LD6,753,995 km15h31m+01°17'32.4°146.1°

Based on its absolute magnitude (Hₒ) of 24.1 and an albedo between 0.25 and 0.05, the estimated diameter of 2009 WY7 is 40 - 90 m.

2009 WY7- 2019-12-09

-1 year
-1 month
-1 day
+1 day
+1 month
+1 year

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.