Abstract:

This code can be used to simulate Lagrangian drifters given circulation model output produced by ROMS (the Regional Ocean Modeling System).

Suggested Citation:

Thyng, Kristen, Chris Barker, Kelsey Jordahl, Deepak Cherian. 2017. TracPy: Python wrapper around the Fortran Lagrangian trajectory model TRACMASS. Distributed by: GRIIDC, Harte Research Institute, Texas A&M University–Corpus Christi. doi:10.7266/N71J9839

Publications:

Thyng, K. M., & Hetland, R. D. (2017). Texas and Louisiana coastal vulnerability and shelf connectivity. Marine Pollution Bulletin, 116(1-2), 226–233. doi:10.1016/j.marpolbul.2016.12.074

Purpose:

Code to simulate Lagrangian drifter trajectories.

Data Parameters and Units:

Drifter trajectories. Grid type logical switch (spherical), Domain length in the Xl-direction (xl, meter), Domain length in the ETA-direction (el, meter), Bathymetry at RHO-points (h, meter), Coriolis parameter at RHO-points (f, second-1), Curvilinear coordinate metric in Xl (pm, meter-1), Curvilinear coordinate metric in ETA (pn, meter-1), X position of RHO-points (x_rho, meter), Y position of RHO-points (y_rho, meter), X position of U-points (x_u, meter), Y position of U-points (y_u, meter), X position of V-points (x_v, meter), Y position of V-points (y_v, meter), X position of PSI-points (x_psi, meter), Y position of PSI-points (y_psi, meter), Longitude of RHO-points (lon_rho, degree east), Latitude of RHO-points (lat_rho, degree north), Longitude of U-points (lon_u, degree east), Latitude of U-points (lat_u, degree north), Longitude of V-points (lon_v, degree east), Latitude of V-points (lat_v, degree north), Longitude of PSI-points (lon_psi, degree east), Latitude of PSI-points (lat_psi, degree north), Mask on RHO-points (mask_rho), Mask on U-points (mask_u), Mask on V-points (mask_v), Mask on PSI-points (mask_psi)

Individual Files: