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A Complete Guide to the Solar System and the Night Sky
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public Location: Greenwich, United Kingdom
Timezone: Europe/London
Sunrise: 5:02 
Transit: 12:55 
Sunset: 20:48
wb_twilight   (Civil Twilight)   What's Visible Now?

Ephemeris Calculator

Compute Comet 117P/Helin-Roman-Alu ephemerides for any date and time between 01 Jan 2013 and 31 Dec 2100 and display the predicted position in an interactive sky map.

Time: : UTC

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How Far Away is Comet 117P/Helin-Roman-Alu from Earth?

The distance of Comet 117P/Helin-Roman-Alu from Earth is currently 765,690,784 kilometers, equivalent to 5.118327 Astronomical Units. Light takes 42 minutes and 34.0695 seconds to travel from Comet 117P/Helin-Roman-Alu and arrive to us.

765,690,784
5.118327
42 minutes and 34.0695 seconds

See Also