{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2030-03-21","schedule":[{"end":"2030-03-21T18:40Z","end_local":"20:40","hours":2.17,"mean_quality":0.0,"start":"2030-03-21T16:30Z","start_local":"18:30","target":null},{"end":"2030-03-22T02:40Z","end_local":"04:40","hours":8.0,"mean_quality":0.42,"start":"2030-03-21T18:40Z","start_local":"20:40","target":"3C 273"},{"end":"2030-03-22T04:25Z","end_local":"06:25","hours":1.75,"mean_quality":0.0,"start":"2030-03-22T02:40Z","start_local":"04:40","target":null}],"targets":[{"best_window":{"end":"2030-03-21T19:10Z","end_local":"21:10","hours":0.08,"label":"good","mean_quality":0.61,"start":"2030-03-21T19:05Z","start_local":"21:05"},"dec":2.05238823,"moon_separation":26.9,"name":"3C 273","quality_hours":3.49,"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":null,"score_astronomy":53,"score_weather":null,"transit":{"airmass":1.3,"alt":50.2,"az":180.5,"t":"2030-03-21T22:55Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2030-03-21T18:40Z","end_local":"20:40","hours":2.17,"label":"unusable","mean_quality":0.0,"start":"2030-03-21T16:30Z","start_local":"18:30"},{"end":"2030-03-21T19:05Z","end_local":"21:05","hours":0.42,"label":"marginal","mean_quality":0.5,"start":"2030-03-21T18:40Z","start_local":"20:40"},{"end":"2030-03-21T19:10Z","end_local":"21:10","hours":0.08,"label":"good","mean_quality":0.61,"start":"2030-03-21T19:05Z","start_local":"21:05"},{"end":"2030-03-22T02:40Z","end_local":"04:40","hours":7.5,"label":"marginal","mean_quality":0.42,"start":"2030-03-21T19:10Z","start_local":"21:10"},{"end":"2030-03-22T03:15Z","end_local":"05:15","hours":0.58,"label":"poor","mean_quality":0.17,"start":"2030-03-22T02:40Z","start_local":"04:40"},{"end":"2030-03-22T04:25Z","end_local":"06:25","hours":1.17,"label":"unusable","mean_quality":0.0,"start":"2030-03-22T03:15Z","start_local":"05:15"}]}],"unscheduled":[],"warnings":[]}