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John Brashear and the BAA
The British Astronomical Association was founded in 1890, officially on October 1, though it was not until the first General Meeting on October 24 that the name was finally established and the first Council elected. Among those who joined before the end of that year – the Original Members – was the instrument maker John A. Brashear, of Pittsburgh, Pennsylvania.
Read moreRadio observations of the 2015 March 20 solar eclipse
The solar eclipse event of 2015 March 20 provided an opportunity to observe how ultraviolet and X-ray emissions from the
Read moreSome colourful double stars for the summer months
As we run towards mid-summer many deep sky observers take the opportunity for a couple of months off, and look
Read moreIn the footsteps of Ebenezer Porter Mason and his nebulae
In 1839, Ebenezer Porter Mason (1819-1840) produced detailed drawings of the Omega Nebula (M17), the Trifid Nebula (M20) and the eastern part of the Veil Nebula. This paper reviews his life and his observations, comparing his results with those of the modern amateur astronomer.
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