{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-10-31","schedule":[{"end":"2028-10-31T21:55Z","end_local":"23:55","hours":6.67,"mean_quality":0.0,"start":"2028-10-31T15:15Z","start_local":"17:15","target":null},{"end":"2028-11-01T03:20Z","end_local":"05:20","hours":5.42,"mean_quality":0.5,"start":"2028-10-31T21:55Z","start_local":"23:55","target":"M42"},{"end":"2028-11-01T04:55Z","end_local":"06:55","hours":1.58,"mean_quality":0.0,"start":"2028-11-01T03:20Z","start_local":"05:20","target":null}],"targets":[{"best_window":{"end":"2028-11-01T03:20Z","end_local":"05:20","hours":5.42,"label":"marginal","mean_quality":0.5,"start":"2028-10-31T21:55Z","start_local":"23:55"},"dec":-5.3876,"moon_separation":67.1,"name":"M42","quality_hours":3.06,"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":45,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":180.2,"t":"2028-11-01T01:15Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-10-31T21:30Z","end_local":"23:30","hours":6.25,"label":"unusable","mean_quality":0.0,"start":"2028-10-31T15:15Z","start_local":"17:15"},{"end":"2028-10-31T21:55Z","end_local":"23:55","hours":0.42,"label":"poor","mean_quality":0.25,"start":"2028-10-31T21:30Z","start_local":"23:30"},{"end":"2028-11-01T03:20Z","end_local":"05:20","hours":5.42,"label":"marginal","mean_quality":0.5,"start":"2028-10-31T21:55Z","start_local":"23:55"},{"end":"2028-11-01T04:25Z","end_local":"06:25","hours":1.08,"label":"poor","mean_quality":0.21,"start":"2028-11-01T03:20Z","start_local":"05:20"},{"end":"2028-11-01T04:55Z","end_local":"06:55","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-11-01T04:25Z","start_local":"06:25"}]}],"unscheduled":[],"warnings":[]}