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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30/04/26
19° 0% -
30/04/26
19° 0% -
30/04/26
18° 0% -
01/05/26
15° 0%
Weather forecast for London (6.2 miles away) updated 29/04/26 at 12:01. Powered by Met Office data.
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. 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.
Thu 30th Apr
Fri 1st May
Sat 2nd May
Sun 3rd May
Mon 4th May
Tue 5th May
Wed 6th May
Find more dates
If you are planning to visit this location check our dark sky calendar to find out when is best!
CalendarEvents nearby
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