Trajectory Calculation
Data

ERA-Interim

A Forty-Year European Re-Analysis (ERA-40)

NCEP/DOE Reanalysis (Reanalysis-2)

Japanese 25-year ReAnalysis (JRA-25)/ JMA Climate Data Assimilation System (JCDAS)

Japanese 55-year ReAnalysis (JRA-55)

NASA's Modern-Era Retrospective Analysis for Research and Applications (MERRA)

Vertical Motion

Kinematic (omega velocity) Isentropic Isobaric

Initial Height Specification

Pressure (hPa) Geopotential Height (m) Potential Temperature (K)