toJson method
Implementation
Map<String, dynamic> toJson() {
final Map<String, dynamic> data = <String, dynamic>{};
data['isp'] = _isp.toJson();
data['thrust_sea_level'] = _thrustSeaLevel.toJson();
data['thrust_vacuum'] = _thrustVacuum.toJson();
data['number'] = _number;
data['type'] = _type;
data['version'] = _version;
data['layout'] = _layout;
data['engine_loss_max'] = _engineLossMax;
data['propellant_1'] = _propellant1;
data['propellant_2'] = _propellant2;
data['thrust_to_weight'] = _thrustToWeight;
return data;
}