TY - RPRT TI - Initial Flight Demonstration of the Spacecraft Speedometer for Precision Orbit Determination in GPS-Denied Environments AU - Potter, Kenzie DeHaven [Los Alamos National Laboratory] (ORCID:0009000611086286) AU - Moran, Kelly Renee [Los Alamos National Laboratory] (ORCID:0000000335512885) AU - Ulrich, Rachel Alicia [Los Alamos National Laboratory] (ORCID:0000000248709380) AU - Maldonado, Carlos Alex [Los Alamos National Laboratory] (ORCID:0000000211305067) AU - Castro, Lauren Ann [Los Alamos National Laboratory] (ORCID:000000029778570X) AU - Wilson, Gabriel Renner [Los Alamos National Laboratory] (ORCID:0000000321656351) AU - Fernandes, Philip A. [Los Alamos National Laboratory] (ORCID:0000000234328624) PY - 2026 UR - https://www.osti.gov/biblio/3017770 ID - 3017770 ER -