{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-09-03","schedule":[{"end":"2025-09-03T22:00Z","end_local":"01:00","hours":5.17,"mean_quality":0.0,"start":"2025-09-03T16:50Z","start_local":"19:50","target":null},{"end":"2025-09-04T00:00Z","end_local":"03:00","hours":2.0,"mean_quality":0.42,"start":"2025-09-03T22:00Z","start_local":"01:00","target":"Vega"},{"end":"2025-09-04T03:55Z","end_local":"06:55","hours":3.92,"mean_quality":0.0,"start":"2025-09-04T00:00Z","start_local":"03:00","target":null}],"targets":[{"best_window":{"end":"2025-09-04T00:00Z","end_local":"03:00","hours":2.0,"label":"marginal","mean_quality":0.42,"start":"2025-09-03T22:00Z","start_local":"01:00"},"dec":38.78368896,"moon_separation":66.4,"name":"Vega","quality_hours":1.35,"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":25,"score_astronomy":80,"score_weather":31,"transit":{"airmass":1.0,"alt":87.1,"az":174.8,"t":"2025-09-03T18:05Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2025-09-03T17:20Z","end_local":"20:20","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-09-03T16:50Z","start_local":"19:50"},{"end":"2025-09-03T18:00Z","end_local":"21:00","hours":0.67,"label":"poor","mean_quality":0.02,"start":"2025-09-03T17:20Z","start_local":"20:20"},{"end":"2025-09-03T20:00Z","end_local":"23:00","hours":2.0,"label":"unusable","mean_quality":0.0,"start":"2025-09-03T18:00Z","start_local":"21:00"},{"end":"2025-09-03T22:00Z","end_local":"01:00","hours":2.0,"label":"poor","mean_quality":0.2,"start":"2025-09-03T20:00Z","start_local":"23:00"},{"end":"2025-09-04T00:00Z","end_local":"03:00","hours":2.0,"label":"marginal","mean_quality":0.42,"start":"2025-09-03T22:00Z","start_local":"01:00"},{"end":"2025-09-04T00:35Z","end_local":"03:35","hours":0.58,"label":"poor","mean_quality":0.13,"start":"2025-09-04T00:00Z","start_local":"03:00"},{"end":"2025-09-04T03:55Z","end_local":"06:55","hours":3.33,"label":"unusable","mean_quality":0.0,"start":"2025-09-04T00:35Z","start_local":"03:35"}]}],"unscheduled":[],"warnings":[]}