2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/125290In this note we reply to the criticisms by Felici concerning some aspects of the recent frame-dragging test performed by Iorio with the Mars Global Surveyor (MGS) spacecraft in the gravitational field of Mars.LaTex, 2 pages, no figures, no tables, 6 references. It refers to gr-qc/0703020, by G. Felici. Clarifications about the orbit overlap differences addedGeneral Relativity and Quantum CosmologyAstrophysicsHigh Energy Physics - PhenomenologySpace PhysicsReply to "The meaning of systematic errors, a comment to "Reply to On the Systematic Errors in the Detection of the Lense-Thirring Effect with a Mars Orbiter", by Lorenzo Iorio'', by G. Felicitext