{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2030-01-12","schedule":[{"end":"2030-01-12T16:55Z","end_local":"18:55","hours":1.75,"mean_quality":0.0,"start":"2030-01-12T15:10Z","start_local":"17:10","target":null},{"end":"2030-01-13T00:20Z","end_local":"02:20","hours":7.42,"mean_quality":0.55,"start":"2030-01-12T16:55Z","start_local":"18:55","target":"M42"},{"end":"2030-01-13T05:50Z","end_local":"07:50","hours":5.5,"mean_quality":0.0,"start":"2030-01-13T00:20Z","start_local":"02:20","target":null}],"targets":[{"best_window":{"end":"2030-01-12T23:20Z","end_local":"01:20","hours":2.92,"label":"good","mean_quality":0.62,"start":"2030-01-12T20:25Z","start_local":"22:25"},"dec":-5.3876,"moon_separation":54.5,"name":"M42","quality_hours":4.1,"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":62,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":180.6,"t":"2030-01-12T20:30Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2030-01-12T16:45Z","end_local":"18:45","hours":1.58,"label":"unusable","mean_quality":0.0,"start":"2030-01-12T15:10Z","start_local":"17:10"},{"end":"2030-01-12T16:55Z","end_local":"18:55","hours":0.17,"label":"poor","mean_quality":0.14,"start":"2030-01-12T16:45Z","start_local":"18:45"},{"end":"2030-01-12T20:25Z","end_local":"22:25","hours":3.5,"label":"marginal","mean_quality":0.52,"start":"2030-01-12T16:55Z","start_local":"18:55"},{"end":"2030-01-12T23:20Z","end_local":"01:20","hours":2.92,"label":"good","mean_quality":0.62,"start":"2030-01-12T20:25Z","start_local":"22:25"},{"end":"2030-01-13T00:20Z","end_local":"02:20","hours":1.0,"label":"marginal","mean_quality":0.47,"start":"2030-01-12T23:20Z","start_local":"01:20"},{"end":"2030-01-13T05:50Z","end_local":"07:50","hours":5.5,"label":"unusable","mean_quality":0.0,"start":"2030-01-13T00:20Z","start_local":"02:20"}]}],"unscheduled":[],"warnings":[]}