{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2026-07-15","schedule":[{"end":"2026-07-16T03:05Z","end_local":"06:05","hours":9.25,"mean_quality":0.0,"start":"2026-07-15T17:50Z","start_local":"20:50","target":null}],"targets":[{"best_window":null,"dec":2.05238823,"moon_separation":51.3,"name":"3C 273","quality_hours":0.04,"ra":187.27791594,"resolved":{"dec":2.05238823,"morphology":"E3","name":"3C 273","ra":187.27791594,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=3C%20273","source":"sesame","type":"BLL","type_text":"BL Lac object \u2014 a blazar","vmag":14.83},"score":0,"score_astronomy":1,"score_weather":20,"transit":{"airmass":1.3,"alt":50.2,"az":181.0,"t":"2026-07-15T15:20Z"},"verdict":"unusable","weather_known":true,"windows":[{"end":"2026-07-15T18:30Z","end_local":"21:30","hours":0.67,"label":"unusable","mean_quality":0.0,"start":"2026-07-15T17:50Z","start_local":"20:50"},{"end":"2026-07-15T19:40Z","end_local":"22:40","hours":1.17,"label":"poor","mean_quality":0.03,"start":"2026-07-15T18:30Z","start_local":"21:30"},{"end":"2026-07-16T03:05Z","end_local":"06:05","hours":7.42,"label":"unusable","mean_quality":0.0,"start":"2026-07-15T19:40Z","start_local":"22:40"}]}],"unscheduled":[{"name":"3C 273","why":"no usable window tonight"}],"warnings":[]}
