{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2040-10-22","schedule":[{"end":"2040-10-23T02:00Z","end_local":"05:00","hours":10.58,"mean_quality":0.0,"start":"2040-10-22T15:25Z","start_local":"18:25","target":null},{"end":"2040-10-23T03:10Z","end_local":"06:10","hours":1.17,"mean_quality":0.31,"start":"2040-10-23T02:00Z","start_local":"05:00","target":"M42"},{"end":"2040-10-23T04:45Z","end_local":"07:45","hours":1.58,"mean_quality":0.0,"start":"2040-10-23T03:10Z","start_local":"06:10","target":null}],"targets":[{"best_window":{"end":"2040-10-23T03:10Z","end_local":"06:10","hours":1.17,"label":"marginal","mean_quality":0.31,"start":"2040-10-23T02:00Z","start_local":"05:00"},"dec":-5.3876,"moon_separation":35.0,"name":"M42","quality_hours":1.5,"ra":83.8201,"resolved":{"common_name":"Great Orion Nebula","dec":-5.3876,"name":"M 42","ra":83.8201,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M42","source":"sesame","type":"HII","type_text":"HII region \u2014 a star-forming nebula"},"score":null,"score_astronomy":12,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":180.0,"t":"2040-10-23T01:50Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2040-10-22T22:05Z","end_local":"01:05","hours":6.67,"label":"unusable","mean_quality":0.0,"start":"2040-10-22T15:25Z","start_local":"18:25"},{"end":"2040-10-23T02:00Z","end_local":"05:00","hours":3.92,"label":"poor","mean_quality":0.26,"start":"2040-10-22T22:05Z","start_local":"01:05"},{"end":"2040-10-23T03:10Z","end_local":"06:10","hours":1.17,"label":"marginal","mean_quality":0.31,"start":"2040-10-23T02:00Z","start_local":"05:00"},{"end":"2040-10-23T04:15Z","end_local":"07:15","hours":1.08,"label":"poor","mean_quality":0.11,"start":"2040-10-23T03:10Z","start_local":"06:10"},{"end":"2040-10-23T04:45Z","end_local":"07:45","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2040-10-23T04:15Z","start_local":"07:15"}]}],"unscheduled":[],"warnings":[]}