Table 1.

Summary of wellbore breakouts interpreted from image logs. The mean and standard deviation have been calculated using the directional statistics of Mardia (1972). Image logs for well 13/24a-6 were not reinterpreted as part of this study

Well nameImage typeStart depth (m)Number of breakoutsTotal length (m)SHmax azimuthStandard deviationWSM rank
13/21a–4FMI93710.7330D
13/24b–3UBI159042.94212D
13/26a–4FMI1021108.15296D
13/24a–6STAR2733
Combined (this analysis)937–1590 (range)1511.78339D