{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-11-15","schedule":[{"end":"2027-11-16T05:15Z","end_local":"07:15","hours":14.25,"mean_quality":0.0,"start":"2027-11-15T15:00Z","start_local":"17:00","target":null}],"targets":[{"best_window":null,"dec":-5.3876,"moon_separation":33.1,"name":"M42","quality_hours":1.73,"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":180.6,"t":"2027-11-16T00:20Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-11-15T20:35Z","end_local":"22:35","hours":5.58,"label":"unusable","mean_quality":0.0,"start":"2027-11-15T15:00Z","start_local":"17:00"},{"end":"2027-11-16T04:10Z","end_local":"06:10","hours":7.58,"label":"poor","mean_quality":0.23,"start":"2027-11-15T20:35Z","start_local":"22:35"},{"end":"2027-11-16T05:15Z","end_local":"07:15","hours":1.08,"label":"unusable","mean_quality":0.0,"start":"2027-11-16T04:10Z","start_local":"06:10"}]}],"unscheduled":[{"name":"M42","why":"no usable window tonight"}],"warnings":[]}