{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-12-23","schedule":[{"end":"2028-12-24T00:25Z","end_local":"02:25","hours":9.58,"mean_quality":0.0,"start":"2028-12-23T14:50Z","start_local":"16:50","target":null},{"end":"2028-12-24T04:40Z","end_local":"06:40","hours":4.25,"mean_quality":0.77,"start":"2028-12-24T00:25Z","start_local":"02:25","target":"3C 273"},{"end":"2028-12-24T05:50Z","end_local":"07:50","hours":1.17,"mean_quality":0.0,"start":"2028-12-24T04:40Z","start_local":"06:40","target":null}],"targets":[{"best_window":{"end":"2028-12-24T04:10Z","end_local":"06:10","hours":3.33,"label":"good","mean_quality":0.85,"start":"2028-12-24T00:50Z","start_local":"02:50"},"dec":2.05238823,"moon_separation":169.6,"name":"3C 273","quality_hours":3.35,"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":78,"score_weather":null,"transit":{"airmass":1.3,"alt":50.2,"az":180.5,"t":"2028-12-24T04:40Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-12-24T00:25Z","end_local":"02:25","hours":9.58,"label":"unusable","mean_quality":0.0,"start":"2028-12-23T14:50Z","start_local":"16:50"},{"end":"2028-12-24T00:50Z","end_local":"02:50","hours":0.42,"label":"marginal","mean_quality":0.5,"start":"2028-12-24T00:25Z","start_local":"02:25"},{"end":"2028-12-24T04:10Z","end_local":"06:10","hours":3.33,"label":"good","mean_quality":0.85,"start":"2028-12-24T00:50Z","start_local":"02:50"},{"end":"2028-12-24T04:40Z","end_local":"06:40","hours":0.5,"label":"marginal","mean_quality":0.47,"start":"2028-12-24T04:10Z","start_local":"06:10"},{"end":"2028-12-24T05:15Z","end_local":"07:15","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2028-12-24T04:40Z","start_local":"06:40"},{"end":"2028-12-24T05:50Z","end_local":"07:50","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-12-24T05:15Z","start_local":"07:15"}]}],"unscheduled":[],"warnings":[]}