Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:44 
Transit: 13:02 
Sunset: 21:19
warning Set your observing location to get relevant data
wb_twilight   (Nautical Twilight)  
Planets Visible Tonight
Planets Visible Tonight
 • 
What's Visible Now • The Sky Tonight
Search  close
Comets » 

Where is Comet 117P/Helin-Roman-Alu?

Above the horizon.  Rise: 3:32 | Tran: 11:44 | Set: 19:55
Alt: 2.56°   Az: 53.79°   Direction: South-South-West

Comet 117P/Helin-Roman-Alu is currently in the constellation of Taurus. Right now, from Greenwich, UK (change location), 117P/Helin-Roman-Alu can be observed looking in the South-South-West at an altitude of 2.56 degrees above the horizon. View the position of comet 117P/Helin-Roman-Alu in an interactive map of the sky. Given its current brightness (magnitude 19.74), 117P/Helin-Roman-Alu is visible only through long exposure photography.

The current apparent celestial coordinates of comet 117P/Helin-Roman-Alu, useful for pointing an equatorial telescope, the hour angle, and the sidereal time are provided in the table below:

04h 47m 11s
+23° 44’ 14”
16h 06m 50s
20h 54m 01s
Star map showing the position of comet 117P/Helin-Roman-Alu in the constellation of Taurus on June, 22 2025
Field of view: 50x30 degrees
View fullscreen

Additional Resources on TheSkyLive