{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-09-06","schedule":[{"end":"2025-09-06T18:00Z","end_local":"21:00","hours":1.25,"mean_quality":0.0,"start":"2025-09-06T16:45Z","start_local":"19:45","target":null},{"end":"2025-09-07T02:20Z","end_local":"05:20","hours":8.33,"mean_quality":0.47,"start":"2025-09-06T18:00Z","start_local":"21:00","target":"V1057 Cyg"},{"end":"2025-09-07T03:55Z","end_local":"06:55","hours":1.58,"mean_quality":0.0,"start":"2025-09-07T02:20Z","start_local":"05:20","target":null}],"targets":[{"best_window":{"end":"2025-09-07T02:20Z","end_local":"05:20","hours":8.33,"label":"marginal","mean_quality":0.47,"start":"2025-09-06T18:00Z","start_local":"21:00"},"dec":44.25788576,"moon_separation":59.0,"name":"V1057 Cyg","quality_hours":4.13,"ra":314.72388973,"resolved":{"dec":44.25788576,"name":"EM* LkHA 190","ra":314.72388973,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=V1057%20Cyg","source":"sesame","spectral_type":"F7/G3I/IIe","type":"Or*","type_text":"Orion-type variable \u2014 a young, erupting star","vmag":12.33},"score":54,"score_astronomy":61,"score_weather":89,"transit":{"airmass":1.0,"alt":87.3,"az":4.5,"t":"2025-09-06T20:15Z"},"verdict":"marginal","weather_known":true,"windows":[{"end":"2025-09-06T17:15Z","end_local":"20:15","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-09-06T16:45Z","start_local":"19:45"},{"end":"2025-09-06T18:00Z","end_local":"21:00","hours":0.75,"label":"poor","mean_quality":0.12,"start":"2025-09-06T17:15Z","start_local":"20:15"},{"end":"2025-09-07T02:20Z","end_local":"05:20","hours":8.33,"label":"marginal","mean_quality":0.47,"start":"2025-09-06T18:00Z","start_local":"21:00"},{"end":"2025-09-07T03:10Z","end_local":"06:10","hours":0.83,"label":"poor","mean_quality":0.14,"start":"2025-09-07T02:20Z","start_local":"05:20"},{"end":"2025-09-07T03:55Z","end_local":"06:55","hours":0.75,"label":"unusable","mean_quality":0.0,"start":"2025-09-07T03:10Z","start_local":"06:10"}]}],"unscheduled":[],"warnings":[]}
