{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2031-01-10","schedule":[{"end":"2031-01-10T16:50Z","end_local":"18:50","hours":1.75,"mean_quality":0.0,"start":"2031-01-10T15:05Z","start_local":"17:05","target":null},{"end":"2031-01-10T23:45Z","end_local":"01:45","hours":6.92,"mean_quality":0.45,"start":"2031-01-10T16:50Z","start_local":"18:50","target":"M42"},{"end":"2031-01-11T05:50Z","end_local":"07:50","hours":6.08,"mean_quality":0.0,"start":"2031-01-10T23:45Z","start_local":"01:45","target":null}],"targets":[{"best_window":{"end":"2031-01-10T23:45Z","end_local":"01:45","hours":6.92,"label":"marginal","mean_quality":0.45,"start":"2031-01-10T16:50Z","start_local":"18:50"},"dec":-5.3876,"moon_separation":54.2,"name":"M42","quality_hours":3.27,"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":44,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":179.3,"t":"2031-01-10T20:35Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2031-01-10T16:50Z","end_local":"18:50","hours":1.75,"label":"unusable","mean_quality":0.0,"start":"2031-01-10T15:05Z","start_local":"17:05"},{"end":"2031-01-10T23:45Z","end_local":"01:45","hours":6.92,"label":"marginal","mean_quality":0.45,"start":"2031-01-10T16:50Z","start_local":"18:50"},{"end":"2031-01-11T00:25Z","end_local":"02:25","hours":0.67,"label":"poor","mean_quality":0.24,"start":"2031-01-10T23:45Z","start_local":"01:45"},{"end":"2031-01-11T05:50Z","end_local":"07:50","hours":5.42,"label":"unusable","mean_quality":0.0,"start":"2031-01-11T00:25Z","start_local":"02:25"}]}],"unscheduled":[],"warnings":[]}
