Lines 1: 3 lines of characters identifying the run (max 72 characters/line)
Real gas data for parahydrogen
C Hornsby
13 May 2010

Lines 2: Name of gas (72 characters)
gas_name
Parahydrogen

Lines 3:  Molecular mass and/or Gas constant
MW (kg/kmol)   Gas_R (J/kg/K)
2.016           4124.13

Lines 4:  Critical point parameters and acentric factor
Pc  (Pa)    Tc (K)    Vc (m3/kg)     gas_omega (-)
1283770.0   32.938     0.031888       -0.218

Lines 5:  Temperature limits of piecewise specific heat curves
T_min (K)   T_max(K)  order_T_poly (max 8)
14.0       100.0      5

Lines 6: Coefficients of cp_polynomial for temperature range (T_min<T<T_max)
A1              A2              A3             A4               A5  
2.338        1.771e-2        -6.377e-4       8.774e-6        -3.246e-8 

