{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-08-14","schedule":[{"end":"2025-08-14T23:15Z","end_local":"02:15","hours":5.92,"mean_quality":0.0,"start":"2025-08-14T17:20Z","start_local":"20:20","target":null},{"end":"2025-08-15T01:00Z","end_local":"04:00","hours":1.75,"mean_quality":0.4,"start":"2025-08-14T23:15Z","start_local":"02:15","target":"M45"},{"end":"2025-08-15T03:30Z","end_local":"06:30","hours":2.5,"mean_quality":0.0,"start":"2025-08-15T01:00Z","start_local":"04:00","target":null}],"targets":[{"best_window":{"end":"2025-08-15T01:00Z","end_local":"04:00","hours":1.75,"label":"marginal","mean_quality":0.4,"start":"2025-08-14T23:15Z","start_local":"02:15"},"dec":24.11388889,"moon_separation":24.3,"name":"M45","quality_hours":0.82,"ra":56.60083333,"resolved":{"common_name":"Seven Sisters","dec":24.11388889,"name":"Cl Melotte 22","ra":56.60083333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M45","source":"sesame","type":"OpC","type_text":"open cluster"},"score":10,"score_astronomy":17,"score_weather":59,"transit":{"airmass":1.05,"alt":72.5,"az":181.1,"t":"2025-08-15T04:35Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2025-08-14T23:00Z","end_local":"02:00","hours":5.67,"label":"unusable","mean_quality":0.0,"start":"2025-08-14T17:20Z","start_local":"20:20"},{"end":"2025-08-14T23:15Z","end_local":"02:15","hours":0.25,"label":"poor","mean_quality":0.27,"start":"2025-08-14T23:00Z","start_local":"02:00"},{"end":"2025-08-15T01:00Z","end_local":"04:00","hours":1.75,"label":"marginal","mean_quality":0.4,"start":"2025-08-14T23:15Z","start_local":"02:15"},{"end":"2025-08-15T02:00Z","end_local":"05:00","hours":1.0,"label":"poor","mean_quality":0.06,"start":"2025-08-15T01:00Z","start_local":"04:00"},{"end":"2025-08-15T03:30Z","end_local":"06:30","hours":1.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-15T02:00Z","start_local":"05:00"}]}],"unscheduled":[],"warnings":[]}