In Evidence
Ephemeris Calculator
Compute Comet C/2021 O3 (PANSTARRS) ephemerides for any date and time between 01 Jan 2013 and 31 Dec 2100 and display the predicted position in an interactive sky map.
How Far is Comet C/2021 O3 (PANSTARRS) from Earth?
The distance of Comet C/2021 O3 (PANSTARRS) from Earth is currently 803,763,321 kilometers, equivalent to 5.372826 Astronomical Units. Light takes 44 minutes and 41.0658 seconds to travel from Comet C/2021 O3 (PANSTARRS) and arrive to us.
The following chart shows the distance of Comet C/2021 O3 (PANSTARRS) 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 C/2021 O3 (PANSTARRS) from Earth is also available as a real time updated value in the Live Position and Data Tracker.
Closest approach of Comet C/2021 O3 (PANSTARRS) to Earth
Between January 2013 and December 2100 the closest approach of Comet C/2021 O3 (PANSTARRS) to Earth happens on Mon May 9 2022 at a distance of 0.60077320 Astronomical Units, or 89,874,392 kilometers:
NOTE: values for the closest approach are computed with a sampling interval of 1 day.