parent parent_name a_p a_p_err e_p e_p_err sin_i_p sin_i_p_err g g_err h h_err mass mass_err diameter diameter_err albedo albedo_err period period_quality class_name class_score 128 Nemesis 2.722 nan 0.095 nan 0.082 nan 0.150 nan 9.380 nan 5.184e+17 5.435e+16 90.69 0.420 0.044 0.0017 6.670 3 Cb 26.00