{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2040-11-21","schedule":[{"end":"2040-11-21T20:55Z","end_local":"22:55","hours":6.0,"mean_quality":0.0,"start":"2040-11-21T14:55Z","start_local":"16:55","target":null},{"end":"2040-11-21T23:00Z","end_local":"01:00","hours":2.08,"mean_quality":0.31,"start":"2040-11-21T20:55Z","start_local":"22:55","target":"M42"},{"end":"2040-11-22T05:20Z","end_local":"07:20","hours":6.33,"mean_quality":0.0,"start":"2040-11-21T23:00Z","start_local":"01:00","target":null}],"targets":[{"best_window":{"end":"2040-11-21T23:00Z","end_local":"01:00","hours":2.08,"label":"marginal","mean_quality":0.31,"start":"2040-11-21T20:55Z","start_local":"22:55"},"dec":-5.3876,"moon_separation":34.5,"name":"M42","quality_hours":2.1,"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":17,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":179.3,"t":"2040-11-21T23:50Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2040-11-21T20:05Z","end_local":"22:05","hours":5.17,"label":"unusable","mean_quality":0.0,"start":"2040-11-21T14:55Z","start_local":"16:55"},{"end":"2040-11-21T20:55Z","end_local":"22:55","hours":0.83,"label":"poor","mean_quality":0.24,"start":"2040-11-21T20:05Z","start_local":"22:05"},{"end":"2040-11-21T23:00Z","end_local":"01:00","hours":2.08,"label":"marginal","mean_quality":0.31,"start":"2040-11-21T20:55Z","start_local":"22:55"},{"end":"2040-11-22T03:40Z","end_local":"05:40","hours":4.67,"label":"poor","mean_quality":0.27,"start":"2040-11-21T23:00Z","start_local":"01:00"},{"end":"2040-11-22T05:20Z","end_local":"07:20","hours":1.67,"label":"unusable","mean_quality":0.0,"start":"2040-11-22T03:40Z","start_local":"05:40"}]}],"unscheduled":[],"warnings":[]}
