{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-11-20","schedule":[{"end":"2025-11-21T05:20Z","end_local":"07:20","hours":14.42,"mean_quality":0.0,"start":"2025-11-20T14:55Z","start_local":"16:55","target":null}],"targets":[{"best_window":null,"dec":44.25788576,"moon_separation":96.1,"name":"V1057 Cyg","quality_hours":0.76,"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":14,"score_astronomy":100,"score_weather":14,"transit":{"airmass":1.0,"alt":87.3,"az":5.0,"t":"2025-11-20T15:20Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2025-11-20T15:30Z","end_local":"17:30","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2025-11-20T14:55Z","start_local":"16:55"},{"end":"2025-11-20T16:00Z","end_local":"18:00","hours":0.5,"label":"poor","mean_quality":0.08,"start":"2025-11-20T15:30Z","start_local":"17:30"},{"end":"2025-11-20T18:00Z","end_local":"20:00","hours":2.0,"label":"unusable","mean_quality":0.0,"start":"2025-11-20T16:00Z","start_local":"18:00"},{"end":"2025-11-20T21:00Z","end_local":"23:00","hours":3.0,"label":"poor","mean_quality":0.24,"start":"2025-11-20T18:00Z","start_local":"20:00"},{"end":"2025-11-21T05:20Z","end_local":"07:20","hours":8.33,"label":"unusable","mean_quality":0.0,"start":"2025-11-20T21:00Z","start_local":"23:00"}]}],"unscheduled":[{"name":"V1057 Cyg","why":"no usable window tonight"}],"warnings":[]}