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How Far is Comet C/2021 A4 (NEOWISE) from Earth?

The distance of Comet C/2021 A4 (NEOWISE) from Earth is currently 297,501,280 kilometers, equivalent to 1.988673 Astronomical Units. Light takes 16 minutes and 32.3575 seconds to travel from Comet C/2021 A4 (NEOWISE) and arrive to us.

297,501,280
1.988673
16 minutes and 32.3575 seconds

The following chart shows the distance of Comet C/2021 A4 (NEOWISE) 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.

Distance of Comet C/2021 A4 (NEOWISE) from Earth between January 2013 and December 2100

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 C/2021 A4 (NEOWISE) from Earth is also available as a real time updated value in the Live Position and Data Tracker.

Closest approach of Comet C/2021 A4 (NEOWISE) to Earth

Between January 2013 and December 2100 the closest approach of Comet C/2021 A4 (NEOWISE) to Earth happens on Fri Feb 12 2021 at a distance of 0.43393642 Astronomical Units, or 64,915,964 kilometers:

Fri Feb 12 2021
64,915,964
0.433936

NOTE: values for the closest approach are computed with a sampling interval of 1 day.

See Also