On Sep 3, 11:50*am, Mizter T wrote:
[posted to both utl and uk.railway]

This is effective as of Sunday 12 September - at present the Sunday
service is half-hourly. The Monday-Saturday service will remain half-
hourly.

https://www.heathrowconnect.com/content.asp?pageid=73

Seems a rather retrograde move.

Exactly - I mean Heathrow needs *less* public transport access doesn't
it? And Sundays are not a peak day for air travel are they?

You have to wonder at the logic behind this change.

--
Paul C
via Google