{"data":{"norad_id":43873,"intl_designator":"2018-109A","name":"GPS BIII-1  (PRN 04)","alt_names":[],"object_type":"PAYLOAD","status":"ACTIVE","operator":null,"country":"US","launch_date":"2018-12-23","launch_site_code":"AFETR","launch_vehicle":null,"mission":null,"orbit_class":"UNKNOWN","rcs_meters":null,"size_class":null,"mass_kg":null,"dimensions":null,"purposes":["earth_obs","nav"],"wikipedia_slug":null,"has_3d_model":false,"image_url":null,"decayed_at":null,"tle_current":{"epoch":"2026-09-19T23:37:33.983040Z","epoch_age_seconds":62737,"freshness":"FRESH","line1":"1 43873U 18109A   26262.98442110  .00000023  00000+0  00000+0 0  9994","line2":"2 43873  55.7438  88.4468 0040336 196.2461 335.8843  2.00565512 56979","mean_motion":2.00565512,"eccentricity":0.0040336,"inclination_deg":55.7438,"raan_deg":88.4468,"arg_perigee_deg":196.2461,"mean_anomaly_deg":335.8843,"bstar":0,"rev_number":5697,"period_min":717.96989703793,"perigee_km":20074.909230257,"apogee_km":20289.175509269,"semimajor_km":26560.179369763,"source":"CELESTRAK","updated_at":"2026-09-20T09:00:46.119425Z"}}}