The solar eclipse tonight seemed to bring everyone out in great Kerry Ash 39 30 Cath Heppelthwaite 31 Miles Paver We would also like to thank Cath Heppelthwaite (Eclipse Group) who acted as a peer reviewer for this project. Abbreviations. GIS geographic information system. Eclipse Group Linited was established in by Cath Heppelthwaite. Cath is the principal planner with 19 years experience in the planning field. She holds a .