Friends of the Marlborough Telescope solar observing
Wednesday 21st May 2025 from 14:30pm to 16:30pm
Blackett Observatory
Marlborough College, Marlborough, Wiltshire, SN8 1PA
This open evening at the Blackett Observatory, located on the grounds of Marlborough College, is exclusive to Friends of the Marlborough Telescope.
By becoming a ‘Friend of the Marlborough telescope’, you will receive a diary of planned events, a contact number to arrange private visits and be invited to attend private observation events during the year (including Solar observations by day).
Membership costs just £20 per year (September to August) for an adult and includes immediate family.
Please see the Blackett Observatory website for details on how to join the group and attend these events.
Event organiser
Blackett Observatory is organising this event
Please contact Blackett Observatory directly for more details regarding this event or, if appropriate, contact the event venue.
Email: [email protected]
Website: Blackett Observatory
Event booking
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.
Wed 21st May
Local light pollution
Blackett 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.
Forthcoming events
Below is a list of events at Blackett Observatory. View these events on our calendar, add them to your calendar or Google Calendar.