{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2026-11-30","schedule":[{"end":"2026-11-30T19:35Z","end_local":"21:35","hours":4.75,"mean_quality":0.0,"start":"2026-11-30T14:50Z","start_local":"16:50","target":null},{"end":"2026-12-01T03:10Z","end_local":"05:10","hours":7.58,"mean_quality":0.67,"start":"2026-11-30T19:35Z","start_local":"21:35","target":"M42"},{"end":"2026-12-01T05:30Z","end_local":"07:30","hours":2.33,"mean_quality":0.0,"start":"2026-12-01T03:10Z","start_local":"05:10","target":null}],"targets":[{"best_window":{"end":"2026-12-01T02:10Z","end_local":"04:10","hours":6.08,"label":"good","mean_quality":0.72,"start":"2026-11-30T20:05Z","start_local":"22:05"},"dec":-5.3876,"moon_separation":73.4,"name":"M42","quality_hours":5.11,"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":85,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":180.6,"t":"2026-11-30T23:20Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2026-11-30T19:35Z","end_local":"21:35","hours":4.75,"label":"unusable","mean_quality":0.0,"start":"2026-11-30T14:50Z","start_local":"16:50"},{"end":"2026-11-30T20:05Z","end_local":"22:05","hours":0.5,"label":"marginal","mean_quality":0.51,"start":"2026-11-30T19:35Z","start_local":"21:35"},{"end":"2026-12-01T02:10Z","end_local":"04:10","hours":6.08,"label":"good","mean_quality":0.72,"start":"2026-11-30T20:05Z","start_local":"22:05"},{"end":"2026-12-01T03:10Z","end_local":"05:10","hours":1.0,"label":"marginal","mean_quality":0.45,"start":"2026-12-01T02:10Z","start_local":"04:10"},{"end":"2026-12-01T05:30Z","end_local":"07:30","hours":2.33,"label":"unusable","mean_quality":0.0,"start":"2026-12-01T03:10Z","start_local":"05:10"}]}],"unscheduled":[],"warnings":[]}