March 2026 monthly summary for SWMFsoftware/BATSRUS: Delivered key PUI charge-exchange calculations enhancements and a comprehensive readability/refactor pass. Consolidated the PUI bin source-term logic, fixed a bug that caused pressure values to drop to zero, and improved maintainability by removing unnecessary elemental keywords and standardizing formatting. Result: more reliable simulations, easier future development, and reduced technical debt, enabling faster iteration on physics features and more stable production runs.

January 2026 summary for SWMFsoftware/BATSRUS focused on enhancing multi-ion physics fidelity, improving PUI modeling realism, and strengthening code maintainability. Delivered concrete features and fixed critical stability issues while documenting the impact on stability and reliability. This work enables more accurate, stable simulations and accelerates ongoing development cycles by reducing technical debt.

November 2025 monthly focus for SWMFsoftware/BATSRUS: delivered targeted numerical accuracy improvements, robustness enhancements, and scalability-oriented code quality. The work emphasizes reliable, higher-fidelity simulations with better data handling for large-scale runs, enabling more confident engineering analyses and faster iteration cycles.

October 2025 performance highlights for SWMF software development. Focused on stabilizing simulation results and ensuring test reliability by fixing LevelHP initial conditions and aligning binary reference data with updated test references.

March 2025 — BATSRUS: Implemented critical PUI improvements that enhanced simulation accuracy, reliability, and portability. Delivered a revised PUI pressure calculation, exposed PUI velocity grid variables for broader workflows, ensured Restart.pl uses a relative path, and aligned log/test data to strengthen the fidelity of BATSRUS PUI simulations. Validated changes with a blessed test solution for PUI pressure with velocity distribution, confirmed via targeted tests.