{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-05-07","schedule":[{"end":"2025-05-08T03:10Z","end_local":"06:10","hours":9.75,"mean_quality":0.0,"start":"2025-05-07T17:25Z","start_local":"20:25","target":null}],"targets":[{"best_window":null,"dec":41.26875,"moon_separation":134.9,"name":"M31","quality_hours":0.01,"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":0,"score_astronomy":2,"score_weather":5,"transit":{"airmass":1.0,"alt":89.7,"az":196.3,"t":"2025-05-08T08:00Z"},"verdict":"unusable","weather_known":true,"windows":[{"end":"2025-05-08T02:00Z","end_local":"05:00","hours":8.58,"label":"unusable","mean_quality":0.0,"start":"2025-05-07T17:25Z","start_local":"20:25"},{"end":"2025-05-08T02:40Z","end_local":"05:40","hours":0.67,"label":"poor","mean_quality":0.02,"start":"2025-05-08T02:00Z","start_local":"05:00"},{"end":"2025-05-08T03:10Z","end_local":"06:10","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-05-08T02:40Z","start_local":"05:40"}]}],"unscheduled":[{"name":"M31","why":"no usable window tonight"}],"warnings":[]}