Thanks to you all for taking the time and effort to reply. There is an FDM programme in use that bears this out (landing long), but the 'one's in authority' have rubbished it to the point of discrediting the work of the analyst preferring to do it their way.
Are the noise abatement procedures mandatory at London City; they do imply that you should maintain a glideslope at all times, which is another avenue to attack this with?
Keep the comments coming, there are bigger brains than mine out there!
