Observing location for members of Flamsteed Astronomical Society who run regular stargazing events here, even with the light pollution there’s great views to be had through telescopes of the moon, planets and some of the brighter deep sky objects. Map marker indicates actual meeting place.
Location events organiser
Flamsteed Astronomy Society organises events at this location
Please contact Flamsteed Astronomy Society directly with any enquiries relating to visiting this location
Email: [email protected]
Website: Flamsteed Astronomy Society
Twitter: @flamsteed
Facebook: Flamsteed Astronomy Society
Weather forecast
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20/06/25
25° 0% -
20/06/25
21° 0% -
21/06/25
20° 0% -
21/06/25
19° 1%
Weather forecast for Greenwich Park (0.5 miles away) updated 20/06/25 at 04:02.
Local light pollution
Blackheath Common is estimated to have light pollution levels similar to an urban 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.
Fri 20th Jun
Sat 21st Jun
Sun 22nd Jun
Mon 23rd Jun
Tue 24th Jun
Wed 25th Jun
Thu 26th Jun
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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