{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2043-02-16","schedule":[{"end":"2043-02-16T17:30Z","end_local":"19:30","hours":1.58,"mean_quality":0.0,"start":"2043-02-16T15:55Z","start_local":"17:55","target":null},{"end":"2043-02-16T22:00Z","end_local":"00:00","hours":4.5,"mean_quality":0.56,"start":"2043-02-16T17:30Z","start_local":"19:30","target":"M45"},{"end":"2043-02-17T05:15Z","end_local":"07:15","hours":7.25,"mean_quality":0.0,"start":"2043-02-16T22:00Z","start_local":"00:00","target":null}],"targets":[{"best_window":{"end":"2043-02-16T18:55Z","end_local":"20:55","hours":1.25,"label":"good","mean_quality":0.61,"start":"2043-02-16T17:40Z","start_local":"19:40"},"dec":24.11388889,"moon_separation":1.4,"name":"M45","quality_hours":2.7,"ra":56.60083333,"resolved":{"common_name":"Seven Sisters","dec":24.11388889,"name":"Cl Melotte 22","ra":56.60083333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M45","source":"sesame","type":"OpC","type_text":"open cluster"},"score":null,"score_astronomy":41,"score_weather":null,"transit":{"airmass":1.05,"alt":72.6,"az":180.9,"t":"2043-02-16T16:25Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2043-02-16T16:25Z","end_local":"18:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2043-02-16T15:55Z","start_local":"17:55"},{"end":"2043-02-16T17:30Z","end_local":"19:30","hours":1.08,"label":"poor","mean_quality":0.19,"start":"2043-02-16T16:25Z","start_local":"18:25"},{"end":"2043-02-16T17:40Z","end_local":"19:40","hours":0.17,"label":"marginal","mean_quality":0.6,"start":"2043-02-16T17:30Z","start_local":"19:30"},{"end":"2043-02-16T18:55Z","end_local":"20:55","hours":1.25,"label":"good","mean_quality":0.61,"start":"2043-02-16T17:40Z","start_local":"19:40"},{"end":"2043-02-16T22:00Z","end_local":"00:00","hours":3.08,"label":"marginal","mean_quality":0.53,"start":"2043-02-16T18:55Z","start_local":"20:55"},{"end":"2043-02-17T05:15Z","end_local":"07:15","hours":7.25,"label":"unusable","mean_quality":0.0,"start":"2043-02-16T22:00Z","start_local":"00:00"}]}],"unscheduled":[],"warnings":[]}