{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2026-08-14","schedule":[{"end":"2026-08-14T23:20Z","end_local":"02:20","hours":6.0,"mean_quality":0.0,"start":"2026-08-14T17:20Z","start_local":"20:20","target":null},{"end":"2026-08-15T00:00Z","end_local":"03:00","hours":0.67,"mean_quality":0.39,"start":"2026-08-14T23:20Z","start_local":"02:20","target":"M45"},{"end":"2026-08-15T01:00Z","end_local":"04:00","hours":1.0,"mean_quality":0.0,"start":"2026-08-15T00:00Z","start_local":"03:00","target":null},{"end":"2026-08-15T02:25Z","end_local":"05:25","hours":1.42,"mean_quality":0.52,"start":"2026-08-15T01:00Z","start_local":"04:00","target":"M45"},{"end":"2026-08-15T03:30Z","end_local":"06:30","hours":1.08,"mean_quality":0.0,"start":"2026-08-15T02:25Z","start_local":"05:25","target":null}],"targets":[{"best_window":{"end":"2026-08-15T01:45Z","end_local":"04:45","hours":0.75,"label":"good","mean_quality":0.65,"start":"2026-08-15T01:00Z","start_local":"04:00"},"dec":24.11388889,"moon_separation":111.3,"name":"M45","quality_hours":1.16,"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":27,"score_astronomy":59,"score_weather":46,"transit":{"airmass":1.05,"alt":72.5,"az":180.3,"t":"2026-08-15T04:35Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-08-14T23:00Z","end_local":"02:00","hours":5.67,"label":"unusable","mean_quality":0.0,"start":"2026-08-14T17:20Z","start_local":"20:20"},{"end":"2026-08-14T23:20Z","end_local":"02:20","hours":0.33,"label":"poor","mean_quality":0.27,"start":"2026-08-14T23:00Z","start_local":"02:00"},{"end":"2026-08-15T00:00Z","end_local":"03:00","hours":0.67,"label":"marginal","mean_quality":0.39,"start":"2026-08-14T23:20Z","start_local":"02:20"},{"end":"2026-08-15T01:00Z","end_local":"04:00","hours":1.0,"label":"unusable","mean_quality":0.0,"start":"2026-08-15T00:00Z","start_local":"03:00"},{"end":"2026-08-15T01:45Z","end_local":"04:45","hours":0.75,"label":"good","mean_quality":0.65,"start":"2026-08-15T01:00Z","start_local":"04:00"},{"end":"2026-08-15T02:25Z","end_local":"05:25","hours":0.67,"label":"marginal","mean_quality":0.37,"start":"2026-08-15T01:45Z","start_local":"04:45"},{"end":"2026-08-15T03:00Z","end_local":"06:00","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2026-08-15T02:25Z","start_local":"05:25"},{"end":"2026-08-15T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-08-15T03:00Z","start_local":"06:00"}]}],"unscheduled":[],"warnings":[]}