{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2031-03-29","schedule":[{"end":"2031-03-29T18:20Z","end_local":"20:20","hours":1.67,"mean_quality":0.0,"start":"2031-03-29T16:40Z","start_local":"18:40","target":null},{"end":"2031-03-29T19:20Z","end_local":"21:20","hours":1.0,"mean_quality":0.43,"start":"2031-03-29T18:20Z","start_local":"20:20","target":"M42"},{"end":"2031-03-30T04:10Z","end_local":"07:10","hours":8.83,"mean_quality":0.0,"start":"2031-03-29T19:20Z","start_local":"21:20","target":null}],"targets":[{"best_window":{"end":"2031-03-29T19:20Z","end_local":"21:20","hours":1.0,"label":"marginal","mean_quality":0.43,"start":"2031-03-29T18:20Z","start_local":"20:20"},"dec":-5.3876,"moon_separation":26.6,"name":"M42","quality_hours":0.65,"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":9,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":179.8,"t":"2031-03-29T15:30Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2031-03-29T17:15Z","end_local":"19:15","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2031-03-29T16:40Z","start_local":"18:40"},{"end":"2031-03-29T18:20Z","end_local":"20:20","hours":1.08,"label":"poor","mean_quality":0.2,"start":"2031-03-29T17:15Z","start_local":"19:15"},{"end":"2031-03-29T19:20Z","end_local":"21:20","hours":1.0,"label":"marginal","mean_quality":0.43,"start":"2031-03-29T18:20Z","start_local":"20:20"},{"end":"2031-03-30T04:10Z","end_local":"07:10","hours":8.83,"label":"unusable","mean_quality":0.0,"start":"2031-03-29T19:20Z","start_local":"21:20"}]}],"unscheduled":[],"warnings":[]}
