{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-02-15","schedule":[{"end":"2028-02-15T16:55Z","end_local":"18:55","hours":1.08,"mean_quality":0.0,"start":"2028-02-15T15:50Z","start_local":"17:50","target":null},{"end":"2028-02-15T22:05Z","end_local":"00:05","hours":5.17,"mean_quality":0.76,"start":"2028-02-15T16:55Z","start_local":"18:55","target":"M42"},{"end":"2028-02-16T05:20Z","end_local":"07:20","hours":7.25,"mean_quality":0.0,"start":"2028-02-15T22:05Z","start_local":"00:05","target":null}],"targets":[{"best_window":{"end":"2028-02-15T21:35Z","end_local":"23:35","hours":4.08,"label":"good","mean_quality":0.84,"start":"2028-02-15T17:30Z","start_local":"19:30"},"dec":-5.3876,"moon_separation":126.2,"name":"M42","quality_hours":4.01,"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":89,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":179.5,"t":"2028-02-15T18:15Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-02-15T16:25Z","end_local":"18:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-02-15T15:50Z","start_local":"17:50"},{"end":"2028-02-15T16:55Z","end_local":"18:55","hours":0.5,"label":"poor","mean_quality":0.13,"start":"2028-02-15T16:25Z","start_local":"18:25"},{"end":"2028-02-15T17:30Z","end_local":"19:30","hours":0.58,"label":"marginal","mean_quality":0.43,"start":"2028-02-15T16:55Z","start_local":"18:55"},{"end":"2028-02-15T21:35Z","end_local":"23:35","hours":4.08,"label":"good","mean_quality":0.84,"start":"2028-02-15T17:30Z","start_local":"19:30"},{"end":"2028-02-15T22:05Z","end_local":"00:05","hours":0.5,"label":"marginal","mean_quality":0.51,"start":"2028-02-15T21:35Z","start_local":"23:35"},{"end":"2028-02-16T05:20Z","end_local":"07:20","hours":7.25,"label":"unusable","mean_quality":0.0,"start":"2028-02-15T22:05Z","start_local":"00:05"}]}],"unscheduled":[],"warnings":[]}