Last update Feb. 27, 2026 TIR Level-3 product The data are the observed brightness temperatures projected onto the shape model of Ryugu. The data include the following values: polygon_id,pixel_x,pixel_y,brightness_temperature,phase_angle,incidence_angle,emission_angle,longitude,latitude,local_solar_time,longitude_normal_vector,latitude_normal_vector,local_solar_time_normal_vector