Regarding the timetable of vaccinations, this is how it's been reported in The Telegraph.
Who will get the vaccine first?
The provisional timetable - which depends on the authorisation and arrival of millions of vaccines, is as follows:
Care home residents and staff, healthcare workers - from beginning of December;
Ages 80 plus - from mid-December;
Everyone aged 70-80 and ‘clinically extremely vulnerable’ people from late December;
Everyone aged 65-70 - from early January;
All high and moderate risk under 65s - from early January;
Everyone aged 50-65 - from mid January; and
Everyone aged 18-50 - from late January; but with the bulk of this group vaccinated during March.