spectro-aras.com

ARAS and STAROS are two different things: - ARAS is a group of observers who contribute to the ARAS database on Novae, Symbiotics, Cataclysmics, etc., but this structure remains informal with no legal framework and therefore cannot receive subsidies or sponsorship. - STAROS is a non-profit associati...

We are pleased to announce the creation of the STAROS association: https://asso.staros-projects.org/en/index.html Through this initiative, we wish to contribute to the promotion of spectrography in all its forms among observers of the astronomical sky, by offering a place for the exchange and archiv...

The replay of the Alpy workshop of yesterdfay is available here : https://youtu.be/0L6LLn9HjUY And an article about the alpy 200 : French version https://www.shelyak.com/alpy-200-un-petit-nouveau-dans-la-gamme-de-shelyak-instruments/ English version https://www.shelyak.com/alpy-200-a-newcomer-to-the...

As a reminder, the workshop will take place this Thursday, February 8 at 9pm French time (20H UTC). There are still a few places available. To register for free : https://us02web.zoom.us/meeting/register/tZIoc-isqjwpGtBsss3AcTdC1hG3U0ksGAcW#/registration ---------------------------------------------...

Bonjour Olivier, Une raie de l'hydrogène en émission n'est pas forcément synonyme d'une étoile Be. Dans le cas de eps Ori (Alnilam), c'est une supergéante bleue, hors les supergéantes bleues ne sont pas des étoiles Be classiques (une étoile Be classique a une classe de luminosité comprise entre III ...

Bonjour à tous, Hello everyone, (english version below) Pour présenter le lancement de notre nouveau spectrographe Alpy 200 pour les cibles très faibles, nous organisons un atelier Zoom le jeudi 8 fevrier à 21h00 heure française (20h00 UTC) . L'atelier sera animé par François Cochard et avec la part...

Too many clouds for me in France.....

yes a very good target but the weather at home is really not good....

Maybe a hot/cool pixel ?

We can take one spectrum per day at this moment with a eShel spectrograph for the moment with the eshel spectrograph as long as the magnitude of the nova allows it (and the weather too)