{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-10-21","schedule":[{"end":"2025-10-21T17:05Z","end_local":"20:05","hours":1.58,"mean_quality":0.0,"start":"2025-10-21T15:30Z","start_local":"18:30","target":null},{"end":"2025-10-21T18:00Z","end_local":"21:00","hours":0.92,"mean_quality":0.43,"start":"2025-10-21T17:05Z","start_local":"20:05","target":"V1057 Cyg"},{"end":"2025-10-21T20:00Z","end_local":"23:00","hours":2.0,"mean_quality":0.0,"start":"2025-10-21T18:00Z","start_local":"21:00","target":null},{"end":"2025-10-21T21:00Z","end_local":"00:00","hours":1.0,"mean_quality":0.55,"start":"2025-10-21T20:00Z","start_local":"23:00","target":"V1057 Cyg"},{"end":"2025-10-22T04:45Z","end_local":"07:45","hours":7.75,"mean_quality":0.0,"start":"2025-10-21T21:00Z","start_local":"00:00","target":null}],"targets":[{"best_window":{"end":"2025-10-21T21:00Z","end_local":"00:00","hours":1.0,"label":"marginal","mean_quality":0.55,"start":"2025-10-21T20:00Z","start_local":"23:00"},"dec":44.25788576,"moon_separation":111.8,"name":"V1057 Cyg","quality_hours":1.05,"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":16,"score_astronomy":100,"score_weather":16,"transit":{"airmass":1.0,"alt":87.3,"az":357.1,"t":"2025-10-21T17:20Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2025-10-21T16:00Z","end_local":"19:00","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-10-21T15:30Z","start_local":"18:30"},{"end":"2025-10-21T17:05Z","end_local":"20:05","hours":1.08,"label":"poor","mean_quality":0.1,"start":"2025-10-21T16:00Z","start_local":"19:00"},{"end":"2025-10-21T18:00Z","end_local":"21:00","hours":0.92,"label":"marginal","mean_quality":0.43,"start":"2025-10-21T17:05Z","start_local":"20:05"},{"end":"2025-10-21T20:00Z","end_local":"23:00","hours":2.0,"label":"unusable","mean_quality":0.0,"start":"2025-10-21T18:00Z","start_local":"21:00"},{"end":"2025-10-21T21:00Z","end_local":"00:00","hours":1.0,"label":"marginal","mean_quality":0.55,"start":"2025-10-21T20:00Z","start_local":"23:00"},{"end":"2025-10-22T04:45Z","end_local":"07:45","hours":7.75,"label":"unusable","mean_quality":0.0,"start":"2025-10-21T21:00Z","start_local":"00:00"}]}],"unscheduled":[],"warnings":[]}
