{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2026-03-09","schedule":[{"end":"2026-03-10T02:00Z","end_local":"04:00","hours":9.67,"mean_quality":0.0,"start":"2026-03-09T16:20Z","start_local":"18:20","target":null},{"end":"2026-03-10T03:45Z","end_local":"05:45","hours":1.75,"mean_quality":0.47,"start":"2026-03-10T02:00Z","start_local":"04:00","target":"HD 189733"},{"end":"2026-03-10T04:45Z","end_local":"06:45","hours":1.0,"mean_quality":0.0,"start":"2026-03-10T03:45Z","start_local":"05:45","target":null}],"targets":[{"best_window":{"end":"2026-03-10T03:00Z","end_local":"05:00","hours":0.25,"label":"good","mean_quality":0.61,"start":"2026-03-10T02:45Z","start_local":"04:45"},"dec":22.71085365,"moon_separation":75.7,"name":"HD 189733","quality_hours":0.92,"ra":300.18213726,"resolved":{"dec":22.71085365,"name":"HD 189733","ra":300.18213726,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=HD%20189733","source":"sesame","spectral_type":"K2V","type":"BY*","type_text":"BY Draconis variable \u2014 a spotted, rotating star","vmag":7.648},"score":15,"score_astronomy":17,"score_weather":89,"transit":{"airmass":1.06,"alt":71.1,"az":179.3,"t":"2026-03-10T07:10Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-03-10T01:45Z","end_local":"03:45","hours":9.42,"label":"unusable","mean_quality":0.0,"start":"2026-03-09T16:20Z","start_local":"18:20"},{"end":"2026-03-10T02:00Z","end_local":"04:00","hours":0.25,"label":"poor","mean_quality":0.22,"start":"2026-03-10T01:45Z","start_local":"03:45"},{"end":"2026-03-10T02:45Z","end_local":"04:45","hours":0.75,"label":"marginal","mean_quality":0.51,"start":"2026-03-10T02:00Z","start_local":"04:00"},{"end":"2026-03-10T03:00Z","end_local":"05:00","hours":0.25,"label":"good","mean_quality":0.61,"start":"2026-03-10T02:45Z","start_local":"04:45"},{"end":"2026-03-10T03:45Z","end_local":"05:45","hours":0.75,"label":"marginal","mean_quality":0.37,"start":"2026-03-10T03:00Z","start_local":"05:00"},{"end":"2026-03-10T04:15Z","end_local":"06:15","hours":0.5,"label":"poor","mean_quality":0.1,"start":"2026-03-10T03:45Z","start_local":"05:45"},{"end":"2026-03-10T04:45Z","end_local":"06:45","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-03-10T04:15Z","start_local":"06:15"}]}],"unscheduled":[],"warnings":[]}
