Your reception on a 1010S should be the same as the current unit.
The signals are identical.
The links at the top of this page http://www.lyngsat.com/Eutelsat-28A-and-Astra-2A-2E-2F.html will list those channels using the tighter UK beam Astra on 2E and 2F.
Most catch-up services AKA “On Demand” are mostly IP address filtered and if you need these you will needs to subscribe to a smart DNS service (inexpensive)
What size dish do you have? In 32460, 100cm seems to do the job well except in exceptional rain and hail.