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Sol - 31 July 2020

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About this observation
Observer
John Hughes
Time of observation
31/07/2020 - 09:18
Object
Sun
Observing location
North Essex
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Comments

Hughsie's picture

Would really like to know if there is a way to estimate the length of this prom.

dgs's picture

There's great template designed by Guy Buhry which you can resize and overlay on your image to show solar scaled measurements.

https://thesolarexplorer.net/index.php/tutorial/article2/article2/the-solar-ruler

David

Hughsie's picture

Thank you David. That is a very helpful tool.

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