2021 RS
ephemeris date magn radius delta (AU) delta (LD) delta (km) ra dec elong phase
Brightest17 Sep 202119.01.053 AU0.049 AU18.98 LD7,298,035 km23h33m+03°56'173.7°6.0°
Approach22 Sep 202119.31.050 AU0.048 AU18.60 LD7,150,122 km22h52m+03°03'163.5°15.8°
Today23 Oct 202122.21.000 AU0.075 AU29.09 LD11,183,536 km19h59m-01°56'92.0°83.7°

Based on its absolute magnitude (Hₒ) of 24.9 and an albedo between 0.25 and 0.05, the estimated diameter of 2021 RS is 25 - 60 m.

2021 RS- 2021-10-23

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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.