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Data quality report

Go-Ahead_Penzance_Helston_20240620

156

Bus lines

99%

AMBER
Data quality

38

Critical observations

857

Advisory observations

Contents

Critical observations (38)

These observations are considered critical in terms of data quality. An operator should aim to have zero critical observations in their data.

Timing (22)
Number of observations Observation category
15 Fast timing between timing points
5 First stop is not a timing point
2 Last stop is not a timing point
Data set (16)
Number of observations Observation category
16 Missing block number

Advisory observations (857)

These observations suggest there may be an error in the data. However, for some types of services these may be intended by the operator. Advisory observations should be investigated and addressed. If the observation is a result of intended behaviour, an operator can suppress the observation.

Stop (207)
Number of observations Observation category
207 Missing stops
Timing (71)
Number of observations Observation category
30 Fast running time between stops
38 No timing point for more than 15 minutes
1 Slow running time between stops
2 Slow timing between timing points
Journey (579)
Number of observations Observation category
1 Expired lines
578 Journey overlap