{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2039-10-27","schedule":[{"end":"2039-10-27T18:20Z","end_local":"21:20","hours":3.0,"mean_quality":0.0,"start":"2039-10-27T15:20Z","start_local":"18:20","target":null},{"end":"2039-10-28T03:50Z","end_local":"06:50","hours":9.5,"mean_quality":0.72,"start":"2039-10-27T18:20Z","start_local":"21:20","target":"M45"},{"end":"2039-10-28T04:50Z","end_local":"07:50","hours":1.0,"mean_quality":0.0,"start":"2039-10-28T03:50Z","start_local":"06:50","target":null}],"targets":[{"best_window":{"end":"2039-10-28T03:15Z","end_local":"06:15","hours":6.92,"label":"good","mean_quality":0.8,"start":"2039-10-27T20:20Z","start_local":"23:20"},"dec":24.11388889,"moon_separation":73.0,"name":"M45","quality_hours":6.94,"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":100,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":180.0,"t":"2039-10-27T23:45Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2039-10-27T18:10Z","end_local":"21:10","hours":2.83,"label":"unusable","mean_quality":0.0,"start":"2039-10-27T15:20Z","start_local":"18:20"},{"end":"2039-10-27T18:20Z","end_local":"21:20","hours":0.17,"label":"poor","mean_quality":0.29,"start":"2039-10-27T18:10Z","start_local":"21:10"},{"end":"2039-10-27T20:20Z","end_local":"23:20","hours":2.0,"label":"marginal","mean_quality":0.51,"start":"2039-10-27T18:20Z","start_local":"21:20"},{"end":"2039-10-28T03:15Z","end_local":"06:15","hours":6.92,"label":"good","mean_quality":0.8,"start":"2039-10-27T20:20Z","start_local":"23:20"},{"end":"2039-10-28T03:50Z","end_local":"06:50","hours":0.58,"label":"marginal","mean_quality":0.44,"start":"2039-10-28T03:15Z","start_local":"06:15"},{"end":"2039-10-28T04:20Z","end_local":"07:20","hours":0.5,"label":"poor","mean_quality":0.12,"start":"2039-10-28T03:50Z","start_local":"06:50"},{"end":"2039-10-28T04:50Z","end_local":"07:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2039-10-28T04:20Z","start_local":"07:20"}]}],"unscheduled":[],"warnings":[]}
