{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-03-26","schedule":[{"end":"2025-03-26T18:50Z","end_local":"20:50","hours":2.25,"mean_quality":0.0,"start":"2025-03-26T16:35Z","start_local":"18:35","target":null},{"end":"2025-03-26T19:00Z","end_local":"21:00","hours":0.17,"mean_quality":0.32,"start":"2025-03-26T18:50Z","start_local":"20:50","target":"3C 273"},{"end":"2025-03-27T04:15Z","end_local":"06:15","hours":9.25,"mean_quality":0.0,"start":"2025-03-26T19:00Z","start_local":"21:00","target":null}],"targets":[{"best_window":{"end":"2025-03-26T19:00Z","end_local":"21:00","hours":0.17,"label":"marginal","mean_quality":0.32,"start":"2025-03-26T18:50Z","start_local":"20:50"},"dec":2.05238823,"moon_separation":145.8,"name":"3C 273","quality_hours":0.34,"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":4,"score_astronomy":93,"score_weather":5,"transit":{"airmass":1.3,"alt":50.2,"az":180.8,"t":"2025-03-26T22:35Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2025-03-26T18:20Z","end_local":"20:20","hours":1.75,"label":"unusable","mean_quality":0.0,"start":"2025-03-26T16:35Z","start_local":"18:35"},{"end":"2025-03-26T18:50Z","end_local":"20:50","hours":0.5,"label":"poor","mean_quality":0.26,"start":"2025-03-26T18:20Z","start_local":"20:20"},{"end":"2025-03-26T19:00Z","end_local":"21:00","hours":0.17,"label":"marginal","mean_quality":0.32,"start":"2025-03-26T18:50Z","start_local":"20:50"},{"end":"2025-03-26T22:00Z","end_local":"00:00","hours":3.0,"label":"unusable","mean_quality":0.0,"start":"2025-03-26T19:00Z","start_local":"21:00"},{"end":"2025-03-26T23:00Z","end_local":"01:00","hours":1.0,"label":"poor","mean_quality":0.16,"start":"2025-03-26T22:00Z","start_local":"00:00"},{"end":"2025-03-27T04:15Z","end_local":"06:15","hours":5.25,"label":"unusable","mean_quality":0.0,"start":"2025-03-26T23:00Z","start_local":"01:00"}]}],"unscheduled":[],"warnings":[]}