An enthusiastic team of volunteer astronomers runs the Hanwell Community Observatory. The location is home to the incredible John Wall telescope, a 30-inch refractor and the largest ever constructed by a single individual. Visitors are welcome for private stargazing sessions; however, prior booking is required.
Location events organiser
Hanwell Community Observatory organises events at this location
Please contact Hanwell Community Observatory directly with any enquiries relating to visiting this location
Email: [email protected]
Website: Hanwell Community Observatory
Twitter: @HanwellObs
Facebook: Hanwell Community Observatory
Weather forecast
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21/06/25
24° 11% -
22/06/25
20° 9% -
22/06/25
16° 0%
Weather forecast for Wroxton Abbey (1.9 miles away) updated 21/06/25 at 20:01.
Local light pollution
Hanwell Community Observatory is estimated to have light pollution levels similar to asemi-rural semi-rural location based on the latest data from the VIIRS satellite.
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Urban
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Suburban
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Semi-rural
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Rural
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Dark site
The above demonstrates the estimated effect of light pollution - graphics created using Stellarium.
Best time to visit
The below chart shows when the skies will be at their darkest at this location and therefore the best time to visit. Moonlight is shown in light yellow and the Sun's twilight in light blue. Midnight on the date shown is shown as a white line with sunset to the left and sunrise the next morning to the right. A black background with stars shows the best times for stargazing. See our dark sky calendar for more details.
Sat 21st Jun
Sun 22nd Jun
Mon 23rd Jun
Tue 24th Jun
Wed 25th Jun
Thu 26th Jun
Fri 27th Jun
Find more dates
If you are planning to visit this location check our dark sky calendar to find out when is best!
Calendar