(21 Feb 2015, 9:33 pm)Tom wrote A minute or two after Savoury Road
Actually, it seems it was due at 09:09, but still...
Looking at the liners on Nexus' website, it seems the 17 is due at 09:08 towards Cramlington from Savory Road:
http://liners.nexus.org.uk/10802.pdf
If it came at 09:06, could it be possible that the bus was one minute early (ie 09:07), which is within the VOSA guidelines as citaro5284 pointed out earlier, and whatever you use to tell the time was also a minute early?
A bus coming four minutes early at this stage of the route is incredibly odd, is all. Towards the end of the route when the bus is terminating, maybe slightly more usual...