Home of the Aylesbury Astronomical Society access to this location is by prior arrangement only, limited car parking.
Location events organiser
Aylesbury Astronomical Society organises events at this location
Please contact Aylesbury Astronomical Society directly with any enquiries relating to visiting this location
Email: [email protected]
Website: Aylesbury Astronomical Society
Weather forecast
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30/09/25
15° 4% -
30/09/25
14° 1% -
01/10/25
11° 1% -
01/10/25
11° 1%
Weather forecast for Waddesdon Manor (2.0 miles away) updated 30/09/25 at 16:02.
Local light pollution
Winchendon Observatory is estimated to have light pollution levels similar to a 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.
Tue 30th Sep
Wed 1st Oct
Thu 2nd Oct
Fri 3rd Oct
Sat 4th Oct
Sun 5th Oct
Mon 6th Oct
Find more dates
If you are planning to visit this location check our dark sky calendar to find out when is best!
CalendarEvents nearby
Stay and gaze nearby
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