{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-10-24","schedule":[{"end":"2027-10-24T22:00Z","end_local":"01:00","hours":6.58,"mean_quality":0.0,"start":"2027-10-24T15:25Z","start_local":"18:25","target":null},{"end":"2027-10-25T03:45Z","end_local":"06:45","hours":5.75,"mean_quality":0.73,"start":"2027-10-24T22:00Z","start_local":"01:00","target":"M42"},{"end":"2027-10-25T04:45Z","end_local":"07:45","hours":1.0,"mean_quality":0.0,"start":"2027-10-25T03:45Z","start_local":"06:45","target":null}],"targets":[{"best_window":{"end":"2027-10-25T03:15Z","end_local":"06:15","hours":4.75,"label":"good","mean_quality":0.79,"start":"2027-10-24T22:30Z","start_local":"01:30"},"dec":-5.3876,"moon_separation":69.1,"name":"M42","quality_hours":4.25,"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":180.1,"t":"2027-10-25T01:45Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-10-24T22:00Z","end_local":"01:00","hours":6.58,"label":"unusable","mean_quality":0.0,"start":"2027-10-24T15:25Z","start_local":"18:25"},{"end":"2027-10-24T22:30Z","end_local":"01:30","hours":0.5,"label":"marginal","mean_quality":0.5,"start":"2027-10-24T22:00Z","start_local":"01:00"},{"end":"2027-10-25T03:15Z","end_local":"06:15","hours":4.75,"label":"good","mean_quality":0.79,"start":"2027-10-24T22:30Z","start_local":"01:30"},{"end":"2027-10-25T03:45Z","end_local":"06:45","hours":0.5,"label":"marginal","mean_quality":0.38,"start":"2027-10-25T03:15Z","start_local":"06:15"},{"end":"2027-10-25T04:20Z","end_local":"07:20","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2027-10-25T03:45Z","start_local":"06:45"},{"end":"2027-10-25T04:45Z","end_local":"07:45","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2027-10-25T04:20Z","start_local":"07:20"}]}],"unscheduled":[],"warnings":[]}