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Data quality report

Go-Ahead_Penzance_Helston_20231029_3

154

Bus lines

99%

AMBER
Data quality

37

Critical observations

1093

Advisory observations

Contents

Critical observations (37)

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

Timing (23)
Number of observations Observation category
11 Fast timing between timing points
3 First stop is not a timing point
9 Last stop is not a timing point
Data set (14)
Number of observations Observation category
14 Missing block number

Advisory observations (1093)

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 (227)
Number of observations Observation category
227 Missing stops
Timing (48)
Number of observations Observation category
22 Fast running time between stops
23 No timing point for more than 15 minutes
1 Slow running time between stops
2 Slow timing between timing points
Journey (818)
Number of observations Observation category
36 Expired lines
782 Journey overlap