Appears to depend a lot on luck and location. More than a few already have.
And if priorities change with slower delivery of vaccines as seems imminent as some are lobbying to do once they get to all those 70 and over.
As I understand it if you have underlying issues you are in the next group immediately after the 65 to 70s. If not then the one after that.
I am in 65 to 70 and not expecting a call until around mid February. But you just never know given the reports. And, of course, if in the North West that may be altered because one third of our supply is being diverted down south from Monday.