Thought I'd share a link to where I now share my data sources.
*Geospatial tiploc locations (not the detailed versions). Takes an average of all the tiplocs mapped to each track and provides a center point as per the 'TIPLOC Locations Export' thread.
*10 years of planned train schedules
*4 years of movements, RTPPM and TD feed
*1 year of VSTP schedules
*1 year of Temporary Speed Restrictions.