{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-02-07","schedule":[{"end":"2027-02-07T16:50Z","end_local":"18:50","hours":1.17,"mean_quality":0.0,"start":"2027-02-07T15:40Z","start_local":"17:40","target":null},{"end":"2027-02-07T22:35Z","end_local":"00:35","hours":5.75,"mean_quality":0.78,"start":"2027-02-07T16:50Z","start_local":"18:50","target":"M42"},{"end":"2027-02-08T05:30Z","end_local":"07:30","hours":6.92,"mean_quality":0.0,"start":"2027-02-07T22:35Z","start_local":"00:35","target":null}],"targets":[{"best_window":{"end":"2027-02-07T22:05Z","end_local":"00:05","hours":4.75,"label":"good","mean_quality":0.85,"start":"2027-02-07T17:20Z","start_local":"19:20"},"dec":-5.3876,"moon_separation":108.0,"name":"M42","quality_hours":4.55,"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":89,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":179.3,"t":"2027-02-07T18:45Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-02-07T16:15Z","end_local":"18:15","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2027-02-07T15:40Z","start_local":"17:40"},{"end":"2027-02-07T16:50Z","end_local":"18:50","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2027-02-07T16:15Z","start_local":"18:15"},{"end":"2027-02-07T17:20Z","end_local":"19:20","hours":0.5,"label":"marginal","mean_quality":0.42,"start":"2027-02-07T16:50Z","start_local":"18:50"},{"end":"2027-02-07T22:05Z","end_local":"00:05","hours":4.75,"label":"good","mean_quality":0.85,"start":"2027-02-07T17:20Z","start_local":"19:20"},{"end":"2027-02-07T22:35Z","end_local":"00:35","hours":0.5,"label":"marginal","mean_quality":0.51,"start":"2027-02-07T22:05Z","start_local":"00:05"},{"end":"2027-02-08T05:30Z","end_local":"07:30","hours":6.92,"label":"unusable","mean_quality":0.0,"start":"2027-02-07T22:35Z","start_local":"00:35"}]}],"unscheduled":[],"warnings":[]}
