{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2040-10-25","schedule":[{"end":"2040-10-25T18:15Z","end_local":"21:15","hours":2.92,"mean_quality":0.0,"start":"2040-10-25T15:20Z","start_local":"18:20","target":null},{"end":"2040-10-26T03:15Z","end_local":"06:15","hours":9.0,"mean_quality":0.57,"start":"2040-10-25T18:15Z","start_local":"21:15","target":"M45"},{"end":"2040-10-26T04:50Z","end_local":"07:50","hours":1.58,"mean_quality":0.0,"start":"2040-10-26T03:15Z","start_local":"06:15","target":null}],"targets":[{"best_window":{"end":"2040-10-25T22:35Z","end_local":"01:35","hours":3.17,"label":"good","mean_quality":0.62,"start":"2040-10-25T19:25Z","start_local":"22:25"},"dec":24.11388889,"moon_separation":40.4,"name":"M45","quality_hours":5.26,"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":74,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":180.0,"t":"2040-10-25T23:50Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2040-10-25T18:15Z","end_local":"21:15","hours":2.92,"label":"unusable","mean_quality":0.0,"start":"2040-10-25T15:20Z","start_local":"18:20"},{"end":"2040-10-25T18:45Z","end_local":"21:45","hours":0.5,"label":"marginal","mean_quality":0.5,"start":"2040-10-25T18:15Z","start_local":"21:15"},{"end":"2040-10-25T19:05Z","end_local":"22:05","hours":0.33,"label":"good","mean_quality":0.68,"start":"2040-10-25T18:45Z","start_local":"21:45"},{"end":"2040-10-25T19:25Z","end_local":"22:25","hours":0.33,"label":"marginal","mean_quality":0.59,"start":"2040-10-25T19:05Z","start_local":"22:05"},{"end":"2040-10-25T22:35Z","end_local":"01:35","hours":3.17,"label":"good","mean_quality":0.62,"start":"2040-10-25T19:25Z","start_local":"22:25"},{"end":"2040-10-26T03:15Z","end_local":"06:15","hours":4.67,"label":"marginal","mean_quality":0.53,"start":"2040-10-25T22:35Z","start_local":"01:35"},{"end":"2040-10-26T04:20Z","end_local":"07:20","hours":1.08,"label":"poor","mean_quality":0.15,"start":"2040-10-26T03:15Z","start_local":"06:15"},{"end":"2040-10-26T04:50Z","end_local":"07:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2040-10-26T04:20Z","start_local":"07:20"}]}],"unscheduled":[],"warnings":[]}