T_K	k2_exp	k2_err	k2_fit	fit_minus2sigma	fit_plus2sigma
2.400000e+02	5.422949e-01	5.053862e-02	4.897742e-01	4.210022e-01	5.508366e-01
2.600000e+02	5.557787e-01	4.422135e-02	4.837211e-01	4.200291e-01	5.387838e-01
2.730000e+02	5.596433e-01	4.035667e-02	4.756100e-01	4.154517e-01	5.267673e-01
3.000000e+02	5.368920e-01	3.475585e-02	4.506527e-01	3.980379e-01	4.939765e-01
