More information can be found here:
Hello,

An ARAS web page is opened for this interesting campaign.
One will find the targets, the objectives for each spectral resolution, and recommendation by Terryl Sergisson

http://www.astrosurf.com/aras/Aras_TTaur...aign_RYTau.html
The list of reference stars will be soon modified (with brighter stars)
The forum for this campaign : http://www.spectro-aras.com/forum/viewforum.php?f=28
Best regards
-- François Teyssier
www.astronomie-amateur.fr