The Sackville Observatory is on the grounds of Sackville School, East Grinstead, UK. It was built in 2012 to house a 200mm reflecting telescope for their students, families and the wider community. The location is accessible to the public via organised events during the winter months in term time.
Location events organiser
Sackville School Observatory organises events at this location
Please contact Sackville School Observatory directly with any enquiries relating to visiting this location
Email: [email protected]
Website: Sackville School Observatory
Facebook: Sackville School Observatory
Weather forecast
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20/04/26
11° 5% -
20/04/26
11° 7% -
20/04/26
9° 2% -
21/04/26
7° 1%
Weather forecast for Sevenoaks (4.3 miles away) updated 19/04/26 at 12:01. Powered by Met Office data.
Local light pollution
Sackville Observatory is estimated to have light pollution levels similar to a semi-rural location based on the latest data from the VIIRS satellite. For more advanced light pollution data, view this location on DarkSkySites.
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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.
Mon 20th Apr
Tue 21st Apr
Wed 22nd Apr
Thu 23rd Apr
Fri 24th Apr
Sat 25th Apr
Sun 26th Apr
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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