par = {
    'IBxx': 11.3557360401,
    'IBxz': -1.96756380745,
    'IByy': 12.2177848012,
    'IBzz': 3.12354397008,
    'IFxx': 0.0904106601579,
    'IFyy': 0.149389340425,
    'IHxx': 0.253379594731,
    'IHxz': -0.0720452391817,
    'IHyy': 0.246138810935,
    'IHzz': 0.0955770796289,
    'IRxx': 0.0883819364527,
    'IRyy': 0.152467620286,
    'c': 0.0685808540382,
    'g': 9.81,
    'lam': 0.399680398707,
    'mB': 81.86,
    'mF': 2.02,
    'mH': 3.22,
    'mR': 3.11,
    'rF': 0.34352982332,
    'rR': 0.340958858855,
    'v': 1.0,
    'w': 1.121,
    'xB': 0.289099434117,
    'xH': 0.866949640247,
    'zB': -1.04029228321,
    'zH': -0.748236400835,
}