{"ob_id":74867,"names":[],"terms":[{"ob_id":9215,"label":"units","value":"1e-6","vocabulary":""},{"ob_id":12379,"label":"long_name","value":"1-sigma uncertainty of the retrieved column-average dry-air mole fraction of atmospheric carbon dioxide","vocabulary":""},{"ob_id":12380,"label":"var_id","value":"xco2_uncertainty","vocabulary":""}]}