Interestingly Royal Scot 46100 was on a railtour to Paignton etc.
Everything ran pretty much to time...which was a surprise frankly...although there was bit of single line working...
https://www.realtimetrains.co.uk/service/gb-nr:U54616/2023-10-18/detailed
https://www.realtimetrains.co.uk/service/gb-nr:U54620/2023-10-18/detailed
Chris H