{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2045-02-03","schedule":[{"end":"2045-02-03T16:45Z","end_local":"18:45","hours":1.17,"mean_quality":0.0,"start":"2045-02-03T15:35Z","start_local":"17:35","target":null},{"end":"2045-02-03T22:40Z","end_local":"00:40","hours":5.92,"mean_quality":0.61,"start":"2045-02-03T16:45Z","start_local":"18:45","target":"M42"},{"end":"2045-02-04T05:30Z","end_local":"07:30","hours":6.83,"mean_quality":0.0,"start":"2045-02-03T22:40Z","start_local":"00:40","target":null}],"targets":[{"best_window":{"end":"2045-02-03T20:40Z","end_local":"22:40","hours":3.42,"label":"good","mean_quality":0.7,"start":"2045-02-03T17:15Z","start_local":"19:15"},"dec":-5.3876,"moon_separation":81.9,"name":"M42","quality_hours":3.73,"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":81,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":179.6,"t":"2045-02-03T19:00Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2045-02-03T16:10Z","end_local":"18:10","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2045-02-03T15:35Z","start_local":"17:35"},{"end":"2045-02-03T16:45Z","end_local":"18:45","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2045-02-03T16:10Z","start_local":"18:10"},{"end":"2045-02-03T17:15Z","end_local":"19:15","hours":0.5,"label":"marginal","mean_quality":0.42,"start":"2045-02-03T16:45Z","start_local":"18:45"},{"end":"2045-02-03T20:40Z","end_local":"22:40","hours":3.42,"label":"good","mean_quality":0.7,"start":"2045-02-03T17:15Z","start_local":"19:15"},{"end":"2045-02-03T22:40Z","end_local":"00:40","hours":2.0,"label":"marginal","mean_quality":0.5,"start":"2045-02-03T20:40Z","start_local":"22:40"},{"end":"2045-02-03T22:50Z","end_local":"00:50","hours":0.17,"label":"poor","mean_quality":0.29,"start":"2045-02-03T22:40Z","start_local":"00:40"},{"end":"2045-02-04T05:30Z","end_local":"07:30","hours":6.67,"label":"unusable","mean_quality":0.0,"start":"2045-02-03T22:50Z","start_local":"00:50"}]}],"unscheduled":[],"warnings":[]}
