Spectro Party OHP 2018 : retrospective

Spectro Party OHP 2018 : retrospective

Spectro Party OHP 2018 : retrospectiveBy Olivier Garde The Spectro Star Party at the Observatoire de Haute Provence took place from July 13th to 18th 2018 and hosted more than 45 participants from very different levels. The weather allowed us to enjoy the 5 nights...
Improved performance of the eShel spectroscope

Improved performance of the eShel spectroscope

eShel performance improvement : long live eShel II !The Hδ line (4101Å) now accessible!by François Cochard and Olivier Garde Since a few months, we offer optical fibers that have a better performance in the blue part of the spectrum. There is a lot of astrophysical...
AG Draconis, Shelyak Spectros in the spotlight

AG Draconis, Shelyak Spectros in the spotlight

AG Draconis, Shelyak Spectros in the spotlight !By Olivier Garde AG Draconis is one of the most fascinating stars to observe, particularly through spectroscopy. This binary system consists of a red giant star and a white dwarf star. Every ten to fifteen years, it...
One week-end dedicated to Spectroscopy, organised by BAA

One week-end dedicated to Spectroscopy, organised by BAA

One week-end dedicated to Spectroscopy, organised by BAA Attendees at the Spectroscopy Workshop, from left to right : David Salmon, George Faillace, Gareth, Cottrell, Ann Davies, Richard Green, Alain Barthez, Francois Cochard, David Boyd, Steve Cuthbert, Nick...
Scientific papers, radial velocities and eShel

Scientific papers, radial velocities and eShel

Scientific papers, radial velocities and eShel   SHELYAK Instruments has sold many eShel to professional observatories around the world. The results enable our clients to advance science with paperss. We do not systematically refer to these papers because there...
Making Science with an Alpy

Making Science with an Alpy

Making Science with an Alpy The last paper in Astronomy & Astrophysics magazine (A&A) “New outburst of the symbiotic nova AG Peg after 165 years “ is based on spectra collected by observers from all around the world (12 nations represented) with Hubble,...
Spectroscopy : practical guide

Spectroscopy : practical guide

Spectroscopy : practical guide The french version of the book is now a reference in the Astronomical community. It has been rewarded by a lot of great comments from readers, and papers in magazines. It is now available in english : Successfully Starting in...