Thanks to all: Hy - that was obvious as soon as you pointed it out! Thanks. Alfred - I feel your pain - doubt the insufficient stars is an installation issue as quite a number of people are experiencing it - see e.g. www.google.com/url?sa=t&rct=j&q=&esrc=s&...h9JA4RZGIPztpolqgzAu How can I check StellarSolver is indeed installed? Ref beta version - AFAICS not in source on GIT, not in my (Arch) repo so am passing on this for the moment - however, looking forward to more news ...Read More...