{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2029-12-25","schedule":[{"end":"2029-12-25T17:55Z","end_local":"19:55","hours":3.0,"mean_quality":0.0,"start":"2029-12-25T14:55Z","start_local":"16:55","target":null},{"end":"2029-12-26T01:20Z","end_local":"03:20","hours":7.42,"mean_quality":0.63,"start":"2029-12-25T17:55Z","start_local":"19:55","target":"M42"},{"end":"2029-12-26T05:50Z","end_local":"07:50","hours":4.5,"mean_quality":0.0,"start":"2029-12-26T01:20Z","start_local":"03:20","target":null}],"targets":[{"best_window":{"end":"2029-12-25T23:05Z","end_local":"01:05","hours":4.67,"label":"good","mean_quality":0.7,"start":"2029-12-25T18:25Z","start_local":"20:25"},"dec":-5.3876,"moon_separation":70.2,"name":"M42","quality_hours":4.68,"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":84,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":180.3,"t":"2029-12-25T21:40Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2029-12-25T17:55Z","end_local":"19:55","hours":3.0,"label":"unusable","mean_quality":0.0,"start":"2029-12-25T14:55Z","start_local":"16:55"},{"end":"2029-12-25T18:25Z","end_local":"20:25","hours":0.5,"label":"marginal","mean_quality":0.5,"start":"2029-12-25T17:55Z","start_local":"19:55"},{"end":"2029-12-25T23:05Z","end_local":"01:05","hours":4.67,"label":"good","mean_quality":0.7,"start":"2029-12-25T18:25Z","start_local":"20:25"},{"end":"2029-12-26T01:20Z","end_local":"03:20","hours":2.25,"label":"marginal","mean_quality":0.51,"start":"2029-12-25T23:05Z","start_local":"01:05"},{"end":"2029-12-26T01:30Z","end_local":"03:30","hours":0.17,"label":"poor","mean_quality":0.28,"start":"2029-12-26T01:20Z","start_local":"03:20"},{"end":"2029-12-26T05:50Z","end_local":"07:50","hours":4.33,"label":"unusable","mean_quality":0.0,"start":"2029-12-26T01:30Z","start_local":"03:30"}]}],"unscheduled":[],"warnings":[]}
