{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-12-17","schedule":[{"end":"2025-12-17T16:00Z","end_local":"18:00","hours":1.17,"mean_quality":0.0,"start":"2025-12-17T14:50Z","start_local":"16:50","target":null},{"end":"2025-12-17T17:45Z","end_local":"19:45","hours":1.75,"mean_quality":0.53,"start":"2025-12-17T16:00Z","start_local":"18:00","target":"Vega"},{"end":"2025-12-18T05:45Z","end_local":"07:45","hours":12.0,"mean_quality":0.0,"start":"2025-12-17T17:45Z","start_local":"19:45","target":null}],"targets":[{"best_window":{"end":"2025-12-17T17:15Z","end_local":"19:15","hours":0.67,"label":"good","mean_quality":0.68,"start":"2025-12-17T16:35Z","start_local":"18:35"},"dec":38.78368896,"moon_separation":74.2,"name":"Vega","quality_hours":0.97,"ra":279.23473479,"resolved":{"common_name":"Vega","dec":38.78368896,"name":"* alf Lyr","ra":279.23473479,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=Vega","source":"sesame","spectral_type":"A0V","type":"dS*","type_text":"delta Scuti variable","vmag":0.03},"score":20,"score_astronomy":22,"score_weather":90,"transit":{"airmass":1.0,"alt":87.1,"az":185.8,"t":"2025-12-17T11:15Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2025-12-17T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2025-12-17T14:50Z","start_local":"16:50"},{"end":"2025-12-17T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.07,"start":"2025-12-17T15:25Z","start_local":"17:25"},{"end":"2025-12-17T16:35Z","end_local":"18:35","hours":0.58,"label":"marginal","mean_quality":0.39,"start":"2025-12-17T16:00Z","start_local":"18:00"},{"end":"2025-12-17T17:15Z","end_local":"19:15","hours":0.67,"label":"good","mean_quality":0.68,"start":"2025-12-17T16:35Z","start_local":"18:35"},{"end":"2025-12-17T17:45Z","end_local":"19:45","hours":0.5,"label":"marginal","mean_quality":0.49,"start":"2025-12-17T17:15Z","start_local":"19:15"},{"end":"2025-12-18T05:45Z","end_local":"07:45","hours":12.0,"label":"unusable","mean_quality":0.0,"start":"2025-12-17T17:45Z","start_local":"19:45"}]}],"unscheduled":[],"warnings":[]}