time (h), longitude (), latitude (), surface_mass_per_area (kg/m2), presence_probability (%), particles_per_cell (-)
    1.00,     1.0875000,   38.9708333,                        0.0039,                    43.30,                    433
    1.00,     1.0916667,   38.9708333,                        0.0051,                    56.70,                    567
