This observation identifies cases where a stop may be missing from a stopping pattern from this data set provided. For example, if some journeys cover stops A, B, C and D and another journey stops at only A, B and D, stop C will be identified as a possible missing stop. If a stop is missing in the data, it cannot be show by journey planners to passengers. Operators should investigate the observation and address any errors found.
Following timing pattern(s) have been observed to have missing stops.