Journal contents items – Page 70 – British Astronomical Association

BAA Weekend Meeting, Christchurch, Dorset: 2018 September 7–9

The 2018 Autumn weekend meeting was held on September 7−9 at Christchurch Junior School, Christchurch, Dorset. The Wessex Astronomical Society

Discovery of the first resolved triple white dwarf

Letter: Origin of Crux

Highlights from the 2018 Observer’s Challenges

Eridanus: winter nights on the river

Overlooked in favour of the brilliant hunter Orion and his retinue of winter constellations – so choc-a-bloc of deep sky

A new comet: C/2018 Y1 (Iwamoto)

Amateur discovery of a nova in the Andromeda Galaxy

The weather forecast for 2018 Nov 26 was atrocious, with cloud and rain expected non-stop. I was therfore surprised when

A lunar cryptomare dome near Cavalerius A and Hevelius A

In this study we examine a lunar dome, identified using CCD terrestrial imagery, LROC WAC images, Clementine multispectral data and the LROC WAC-based GLD100 DTM. The dome lies near Cavalerius A and Hevelius A, in a complex region known as Hevelius Formation, showing evidence of ancient (pre-Orientale) mare volcanism and cryptomare deposits.

Alice Grace Cook: An East Anglian meteor observer

Alice Grace Cook (1877–1958, and usually known by her middle name) was one of the first female Fellows of the Royal Astronomical Society. She was also briefly the Director of the British Astronomical Association Meteor Section. However, she is a little-known figure. This paper presents an overview of her life and contributions to astronomy.

The mean distance from the Earth to the Moon

The mean value (over time) of the distance between the centres of the Earth and the Moon is 385,000 km, not 384,400 km as given in many texts. This is based on the Moon’s mean equatorial horizontal parallax.