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Data quality report

Go-Ahead_Penzance_Helston_20240331_3

159

Bus lines

95%

AMBER
Data quality

74

Critical observations

1163

Advisory observations

Contents

Critical observations (74)

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

Timing (13)
Number of observations Observation category
6 Fast timing between timing points
5 First stop is not a timing point
2 Last stop is not a timing point
Data set (61)
Number of observations Observation category
61 Missing block number

Advisory observations (1163)

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 (244)
Number of observations Observation category
244 Missing stops
Timing (49)
Number of observations Observation category
12 Fast running time between stops
34 No timing point for more than 15 minutes
1 Slow running time between stops
2 Slow timing between timing points
Journey (870)
Number of observations Observation category
20 Duplicate journeys
116 Expired lines
734 Journey overlap