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How Far is Comet 21P/Giacobini-Zinner from Earth?

The distance of Comet 21P/Giacobini-Zinner from Earth is currently 793,898,778 kilometers, equivalent to 5.306886 Astronomical Units. Light takes 44 minutes and 8.1613 seconds to travel from Comet 21P/Giacobini-Zinner and arrive to us.

793,898,778
5.306886
44 minutes and 8.1613 seconds

The following chart shows the distance of Comet 21P/Giacobini-Zinner 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 21P/Giacobini-Zinner 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 21P/Giacobini-Zinner from Earth is also available as a real time updated value in the Live Position and Data Tracker.

Closest approach of Comet 21P/Giacobini-Zinner to Earth

Between January 2013 and December 2100 the closest approach of Comet 21P/Giacobini-Zinner to Earth happens on Fri Oct 28 2078 at a distance of 0.25578343 Astronomical Units, or 38,264,657 kilometers:

Fri Oct 28 2078
38,264,657
0.255783

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

See Also