{"ob_id":66461,"names":[],"terms":[{"ob_id":2916,"label":"units","value":"1e-9","vocabulary":""},{"ob_id":12284,"label":"long_name","value":"1-sigma uncertainty of the retrieved column-average dry-air mole fraction of atmospheric methane","vocabulary":""},{"ob_id":12285,"label":"var_id","value":"xch4_uncertainty","vocabulary":""}]}