{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-09-27","schedule":[{"end":"2025-09-27T17:10Z","end_local":"20:10","hours":1.08,"mean_quality":0.0,"start":"2025-09-27T16:05Z","start_local":"19:05","target":null},{"end":"2025-09-27T18:00Z","end_local":"21:00","hours":0.83,"mean_quality":0.51,"start":"2025-09-27T17:10Z","start_local":"20:10","target":"M31"},{"end":"2025-09-27T19:00Z","end_local":"22:00","hours":1.0,"mean_quality":0.0,"start":"2025-09-27T18:00Z","start_local":"21:00","target":null},{"end":"2025-09-27T20:00Z","end_local":"23:00","hours":1.0,"mean_quality":0.46,"start":"2025-09-27T19:00Z","start_local":"22:00","target":"M31"},{"end":"2025-09-28T04:15Z","end_local":"07:15","hours":8.25,"mean_quality":0.0,"start":"2025-09-27T20:00Z","start_local":"23:00","target":null}],"targets":[{"best_window":{"end":"2025-09-27T18:00Z","end_local":"21:00","hours":0.25,"label":"good","mean_quality":0.8,"start":"2025-09-27T17:45Z","start_local":"20:45"},"dec":41.26875,"moon_separation":130.2,"name":"M31","quality_hours":1.14,"ra":10.68470833,"resolved":{"common_name":"Andromeda Galaxy","dec":41.26875,"morphology":"SA(s)b","name":"M 31","ra":10.68470833,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M31","source":"sesame","type":"AGN","type_text":"galaxy with an active nucleus","vmag":3.44},"score":12,"score_astronomy":100,"score_weather":12,"transit":{"airmass":1.0,"alt":89.5,"az":122.8,"t":"2025-09-27T22:35Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2025-09-27T16:40Z","end_local":"19:40","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2025-09-27T16:05Z","start_local":"19:05"},{"end":"2025-09-27T17:10Z","end_local":"20:10","hours":0.5,"label":"poor","mean_quality":0.09,"start":"2025-09-27T16:40Z","start_local":"19:40"},{"end":"2025-09-27T17:45Z","end_local":"20:45","hours":0.58,"label":"marginal","mean_quality":0.39,"start":"2025-09-27T17:10Z","start_local":"20:10"},{"end":"2025-09-27T18:00Z","end_local":"21:00","hours":0.25,"label":"good","mean_quality":0.8,"start":"2025-09-27T17:45Z","start_local":"20:45"},{"end":"2025-09-27T19:00Z","end_local":"22:00","hours":1.0,"label":"poor","mean_quality":0.21,"start":"2025-09-27T18:00Z","start_local":"21:00"},{"end":"2025-09-27T20:00Z","end_local":"23:00","hours":1.0,"label":"marginal","mean_quality":0.46,"start":"2025-09-27T19:00Z","start_local":"22:00"},{"end":"2025-09-28T04:15Z","end_local":"07:15","hours":8.25,"label":"unusable","mean_quality":0.0,"start":"2025-09-27T20:00Z","start_local":"23:00"}]}],"unscheduled":[],"warnings":[]}
