{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2026-09-01","schedule":[{"end":"2026-09-01T18:00Z","end_local":"21:00","hours":1.17,"mean_quality":0.0,"start":"2026-09-01T16:50Z","start_local":"19:50","target":null},{"end":"2026-09-02T00:35Z","end_local":"03:35","hours":6.58,"mean_quality":0.66,"start":"2026-09-01T18:00Z","start_local":"21:00","target":"Vega"},{"end":"2026-09-02T03:50Z","end_local":"06:50","hours":3.25,"mean_quality":0.0,"start":"2026-09-02T00:35Z","start_local":"03:35","target":null}],"targets":[{"best_window":{"end":"2026-09-01T23:45Z","end_local":"02:45","hours":5.17,"label":"good","mean_quality":0.73,"start":"2026-09-01T18:35Z","start_local":"21:35"},"dec":38.78368896,"moon_separation":96.2,"name":"Vega","quality_hours":4.49,"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":92,"score_astronomy":100,"score_weather":92,"transit":{"airmass":1.0,"alt":87.1,"az":179.3,"t":"2026-09-01T18:15Z"},"verdict":"good","weather_known":true,"windows":[{"end":"2026-09-01T17:25Z","end_local":"20:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-09-01T16:50Z","start_local":"19:50"},{"end":"2026-09-01T18:00Z","end_local":"21:00","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2026-09-01T17:25Z","start_local":"20:25"},{"end":"2026-09-01T18:35Z","end_local":"21:35","hours":0.58,"label":"marginal","mean_quality":0.43,"start":"2026-09-01T18:00Z","start_local":"21:00"},{"end":"2026-09-01T23:45Z","end_local":"02:45","hours":5.17,"label":"good","mean_quality":0.73,"start":"2026-09-01T18:35Z","start_local":"21:35"},{"end":"2026-09-02T00:35Z","end_local":"03:35","hours":0.83,"label":"marginal","mean_quality":0.43,"start":"2026-09-01T23:45Z","start_local":"02:45"},{"end":"2026-09-02T00:45Z","end_local":"03:45","hours":0.17,"label":"poor","mean_quality":0.28,"start":"2026-09-02T00:35Z","start_local":"03:35"},{"end":"2026-09-02T03:50Z","end_local":"06:50","hours":3.08,"label":"unusable","mean_quality":0.0,"start":"2026-09-02T00:45Z","start_local":"03:45"}]}],"unscheduled":[],"warnings":[]}