{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-10-24","schedule":[{"end":"2028-10-24T18:20Z","end_local":"21:20","hours":2.92,"mean_quality":0.0,"start":"2028-10-24T15:25Z","start_local":"18:25","target":null},{"end":"2028-10-25T03:45Z","end_local":"06:45","hours":9.42,"mean_quality":0.89,"start":"2028-10-24T18:20Z","start_local":"21:20","target":"M45"},{"end":"2028-10-25T04:50Z","end_local":"07:50","hours":1.08,"mean_quality":0.0,"start":"2028-10-25T03:45Z","start_local":"06:45","target":null}],"targets":[{"best_window":{"end":"2028-10-25T03:15Z","end_local":"06:15","hours":8.42,"label":"good","mean_quality":0.94,"start":"2028-10-24T18:50Z","start_local":"21:50"},"dec":24.11388889,"moon_separation":120.8,"name":"M45","quality_hours":8.43,"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":181.1,"t":"2028-10-24T23:55Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-10-24T18:20Z","end_local":"21:20","hours":2.92,"label":"unusable","mean_quality":0.0,"start":"2028-10-24T15:25Z","start_local":"18:25"},{"end":"2028-10-24T18:50Z","end_local":"21:50","hours":0.5,"label":"marginal","mean_quality":0.48,"start":"2028-10-24T18:20Z","start_local":"21:20"},{"end":"2028-10-25T03:15Z","end_local":"06:15","hours":8.42,"label":"good","mean_quality":0.94,"start":"2028-10-24T18:50Z","start_local":"21:50"},{"end":"2028-10-25T03:45Z","end_local":"06:45","hours":0.5,"label":"marginal","mean_quality":0.44,"start":"2028-10-25T03:15Z","start_local":"06:15"},{"end":"2028-10-25T04:20Z","end_local":"07:20","hours":0.58,"label":"poor","mean_quality":0.13,"start":"2028-10-25T03:45Z","start_local":"06:45"},{"end":"2028-10-25T04:50Z","end_local":"07:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-10-25T04:20Z","start_local":"07:20"}]}],"unscheduled":[],"warnings":[]}