ALPY for galaxy redshifts

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Robin Leadbeater

Hi Alun,

The ALPY600 is an impressive tool for measuring active galaxy redshifts. For example Etienne Bertrand has found it is possible to get down to mag 15-16 on active galaxy and QSO with a C8 scope. You might be interested in his growing collection that he has been reporting on the ARAS forum here.

His latest ( QSO 1247+267 at z=2 and V mag 16) is here