Hello all Gideon Van Buitenen has brought to attention  this paper which
will be of interest to BAA Comet Section members.

An interesting new paper on arxiv:
The Rosetta Mission Amateur Observing Campaign and Lessons for the
Future. (Helen Usher
, Colin Snodgrass, Simon F. Green, Andrew Norton and Paul Roche)
https://arxiv.org/pdf/2011.07123.pdf

Denis Buczynski