Title: Long-term Trend of Thermospheric Composition in a Whole Atmospheric Simulation and Satellite Observation Description: This data repository contains necessary data files that support Hsu et al. Long-term Trend of Thermospheric Composition in a Whole Atmospheric Simulation and Satellite Observation. Dataset File Description: waccmx_on2_xxxx.nc: column-integrated O/N2 along TIMED/GUVI orbit from WACCM-X case4. case1_on2_xxxx_new.nc: global column-integrated O/N2 from WACCM-X case1. case2_on2_xxxx_new.nc: global column-integrated O/N2 from WACCM-X case2. case3_on2_xxxx_new.nc: global column-integrated O/N2 from WACCM-X case3. case4_on2_xxxx_new.nc: global column-integrated O/N2 from WACCM-X case4. Metadata URL: https://gdex.ucar.edu/dataset/id/cae0475b-e505-43ba-a047-5be505b3ba04.html