Norwich Astronomical Society 80th Anniversary!
Saturday 27th September 2025 from 19:00pm to 23:00pm
Seething Observatory
Toad Lane, Thwaite, Suffolk, NR35 2EQ
Everyone is invited to join the friendly astronomers from the Norwich Astronomical Society for this sepecial event marking their 80th anniversary.
Enjoy a talk by Andrew Sutkowski recounting the history of the society, some of which was turbulent!
The observatory will be open for visitors and if the skies are clear there will be telescopes to look through.
This event is ticketed, please visit the Norwich Astronomical Society website for bookings.
Event organiser
Norwich Astronomical Society is organising this event
Please contact Norwich Astronomical Society directly for more details regarding this event or, if appropriate, contact the event venue.
Email: [email protected]
Website: Norwich Astronomical Society
Twitter: @norwichas
Facebook: Norwich Astronomical Society
Event booking
For full details on how to attend this event, including how to book, please see the event's official website.
Visit event websiteWeather forecast
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27/09/25
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27/09/25
12° 0% -
28/09/25
12° 4% -
28/09/25
12° 7%
Weather forecast for Hedenham (1.2 miles away) updated 26/09/25 at 16:02.
Event darkness
The below chart shows if and when the skies will be at their darkest during this event. 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.
Sat 27th Sep
Local light pollution
Seething Observatory is estimated to have light pollution levels similar to a 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.
Forthcoming events
Below is a list of events at Seething Observatory. View these events on our calendar, add them to your calendar or Google Calendar.
Stay and gaze nearby
Stay at one of these stargazing-friendly accommodation providers.