Geological Chronicle
Rima Siegfried is a lunar graben structure spanning 13.96 kilometers in length across the lunar basalt crust. Formed by structural faulting and crustal extension, the trench cuts through terrain within the Hilbert quadrangle (LAC-100).
Officially cataloged by the International Astronomical Union at selenographic coordinates -25.822° latitude and 103.0067° longitude, the rille designation notes: German male name.