In Evidence
Ephemeris Calculator
Compute Asteroid 99942 Apophis ephemerides for any date and time between 01 Jan 2013 and 31 Dec 2100 and display the predicted position in an interactive sky map.
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How Far is Asteroid 99942 Apophis from Earth?
The distance of Asteroid 99942 Apophis from Earth is currently 179,523,179 kilometers, equivalent to 1.200038 Astronomical Units. Light takes 9 minutes and 58.8249 seconds to travel from Asteroid 99942 Apophis and arrive to us.
The following chart shows the distance of Asteroid 99942 Apophis 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.
The value of the reported distance might be somewhat inaccurate around the times of closest approach for objects passing extremely close to Earth. The value of the distance of 99942 Apophis from Earth is also available as a real time updated value in the Live Position and Data Tracker.
Closest approach of Asteroid 99942 Apophis to Earth
Between January 2013 and December 2100 the closest approach of Asteroid 99942 Apophis to Earth happens on Sat Apr 14 2029 at a distance of 0.00043797 Astronomical Units, or 65,520 kilometers:
NOTE: values for the closest approach are computed with a sampling interval of 1 day.