{'source_id': {'datatype': 'long', 'description': 'Source identifier'},
 'xp': {'datatype': 'string', 'description': 'XP type'},
 'flux': {'datatype': 'float', 'description': 'Spectrum flux'},
 'flux_error': {'datatype': 'float', 'description': 'Spectrum flux error'},
 'bp_standard_deviation': {'datatype': 'float', 'description': 'BP standard deviation'},
 'bp_coefficients': {'datatype': 'string', 'subtype': "'float[null]'", 'description': 'Basis function coefficients for the BP spectrum representation'},
 'bp_coefficient_correlations': {'datatype': 'string', 'subtype': "'float[null]'", 'description': 'Basis function coefficient correlations for the BP spectrum representation'},
 'bp_coefficient_errors': {'datatype': 'string', 'subtype': "'float[null]'", 'description': 'Basis function coefficient errors for the BP spectrum representation'},
 'bp_n_parameters': {'datatype': 'int', 'description': 'Number of parameters for the BP spectrum representation'},
 'bp_basis_function_id': {'datatype': 'int', 'description': 'Identifier defining the set of basis functions for the BP spectrum representation'},
 'rp_standard_deviation': {'datatype': 'float', 'description': 'RP standard deviation'},
 'rp_coefficients': {'datatype': 'string', 'subtype': "'float[null]'", 'description': 'Basis function coefficients for the RP spectrum representation'},
 'rp_coefficient_correlations': {'datatype': 'string', 'subtype': "'float[null]'", 'description': 'Basis function coefficient correlations for the RP spectrum representation'},
 'rp_coefficient_errors': {'datatype': 'string', 'subtype': "'float[null]'", 'description': 'Basis function coefficient errors for the RP spectrum representation'},
 'rp_n_parameters': {'datatype': 'int', 'description': 'Number of parameters for the RP spectrum representation'},
 'rp_basis_function_id': {'datatype': 'int', 'description': 'Identifier defining the set of basis functions for the RP spectrum representation'},
 'pos': {'datatype': 'string', 'subtype': "'float[null]'", 'description': 'Sampling positions'},
 'phot_mag': {'datatype': 'float', 'description': 'Magnitude in'},
 'phot_flux': {'datatype': 'float', 'description': 'Flux in'},
 'phot_flux_error': {'datatype': 'float', 'description': 'Flux error in'}
}
