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Journey overlap

This observation identifies cases where journeys partially overlap. A journey is considered to partial overlap if they follow the same timing pattern for at least ten stops and there is at least one day of their operating period in which they both run.

Operators should investigate the observation and address any errors found.

The following journey overlap has been observed in following journeys.

Line	Journey (26)
142:Brent Cross - Watford Junction	22:30 from Watford Junction Railway Station (Stop 3) and 22:32 from Watford Junction Railway Station (Stop 3) overlaps
142:Brent Cross - Watford Junction	06:00 from Watford Junction Railway Station (Stop 3) and 06:00 from Watford Junction Railway Station (Stop 3) overlaps
142:Brent Cross - Watford Junction	12:35 from Watford Junction Railway Station (Stop 3) and 12:33 from Watford Junction Railway Station (Stop 3) overlaps
142:Brent Cross - Watford Junction	22:15 from Brent Cross Shopping Centre (Stop B) and 22:15 from Brent Cross Shopping Centre (Stop B) overlaps
142:Brent Cross - Watford Junction	23:05 from Brent Cross Shopping Centre (Stop B) and 23:05 from Brent Cross Shopping Centre (Stop B) overlaps
142:Brent Cross - Watford Junction	20:53 from Watford Junction Railway Station (Stop 3) and 20:50 from Watford Junction Railway Station (Stop 3) overlaps
142:Brent Cross - Watford Junction	13:33 from Watford Junction Railway Station (Stop 3) and 13:35 from Watford Junction Railway Station (Stop 3) overlaps
142:Brent Cross - Watford Junction	00:02 from Watford Junction Railway Station (Stop 3) and 00:02 from Watford Junction Railway Station (Stop 3) overlaps
142:Brent Cross - Watford Junction	11:35 from Watford Junction Railway Station (Stop 3) and 11:35 from Watford Junction Railway Station (Stop 3) overlaps
142:Brent Cross - Watford Junction	20:30 from Watford Junction Railway Station (Stop 3) and 20:33 from Watford Junction Railway Station (Stop 3) overlaps