Untitled ItePredictive Baryonic-Tide Navigation Applied to 3I ATLAS (C/2025 N1)The First Solar-System Tidal Chart for Interstellar Spacecraft Navigationm

This study presents the world’s first Solar-System Baryonic Tide Chart, developed using the predicted trajectory of interstellar object 3I ATLAS (C/2025 N1).By modeling 3I ATLAS as a spacecraft navigating through the Sun’s baryonic compression fields, the analysis reveals how Baryonic Tides—structured spatial gradients created by planetary barycenters—produce measurable and predictable course deviations.Three primary tide windows were identified:Mars Window (Oct 3 ± 24 h): Strong compression toward the Sun–Mars baryline.Perihelion Transition (Oct 28–30): Rotation of the gradient from Mars to Venus dominance.Venus Window (Nov 3 ± 24 h): Renewed compression toward the Sun–Venus baryline.Each window corresponds to a shift in the Solar Compression Index (SCI), a quantitative parameter linking baryonic geometry to deflection magnitude and timing residuals. These predicted “tidal” deviations—measured in sub-arcsecond angles and seconds of timing—represent deterministic corrections to classical gravitational models.The resulting Baryonic-Tide Navigation Framework (BTN) provides a foundation for future spacecraft trajectory design, enabling prediction of low-energy corridors through compression-curvature fields.Beyond the Solar System, this approach may extend to Baryonic Corridors between stellar barycenters, opening the door to new strategies for interstellar travel.Supporting files include:3I_ATLAS_Crew_Navigation_Extract v0.1.xlsx — key geometry, SCI levels, and corridor flags.3I_ATLAS_Sailing_Orders v0.1.pdf — one-page operational overview.Baryonic_Tide_Chart_Template_3I_ATLAS.xlsx — analytical worksheet for future modeling.This entry is part of the Baryonic Matter Physics Initiative, documenting the first empirical test of baryonic-tide theory using a naturally occurring interstellar trajectory.