Our booking engine at tickets.railforums.co.uk (powered by TrainSplit) helps support the running of the forum with every ticket purchase! Find out more and ask any questions/give us feedback in this thread!
The off route timing data is available so I guess in theory yes. The railways internal systems don't manage it very well though so I can't imagine it is an easy task!
Presumably this? https://www.realtimetrains.co.uk/service/gb-nr:C28952/2024-05-01/detailed#allox_id=1
And https://www.realtimetrains.co.uk/service/gb-nr:C28957/2024-05-01/detailed#allox_id=0
Brave suggestion but assuming you're on the 1833 from Kings X the train dwells in Leeds for 14 minutes, if you're at the North end you'd have ample time to go through the barriers and to the ticket office....