{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-10-31","schedule":[{"end":"2028-10-31T20:55Z","end_local":"22:55","hours":5.67,"mean_quality":0.0,"start":"2028-10-31T15:15Z","start_local":"17:15","target":null},{"end":"2028-11-01T03:20Z","end_local":"05:20","hours":6.42,"mean_quality":0.4,"start":"2028-10-31T20:55Z","start_local":"22:55","target":"M45"},{"end":"2028-11-01T04:55Z","end_local":"06:55","hours":1.58,"mean_quality":0.0,"start":"2028-11-01T03:20Z","start_local":"05:20","target":null}],"targets":[{"best_window":{"end":"2028-11-01T03:20Z","end_local":"05:20","hours":6.42,"label":"marginal","mean_quality":0.4,"start":"2028-10-31T20:55Z","start_local":"22:55"},"dec":24.11388889,"moon_separation":37.1,"name":"M45","quality_hours":3.61,"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":46,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":179.2,"t":"2028-10-31T23:25Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-10-31T17:55Z","end_local":"19:55","hours":2.67,"label":"unusable","mean_quality":0.0,"start":"2028-10-31T15:15Z","start_local":"17:15"},{"end":"2028-10-31T20:55Z","end_local":"22:55","hours":3.0,"label":"poor","mean_quality":0.27,"start":"2028-10-31T17:55Z","start_local":"19:55"},{"end":"2028-11-01T03:20Z","end_local":"05:20","hours":6.42,"label":"marginal","mean_quality":0.4,"start":"2028-10-31T20:55Z","start_local":"22:55"},{"end":"2028-11-01T04:25Z","end_local":"06:25","hours":1.08,"label":"poor","mean_quality":0.19,"start":"2028-11-01T03:20Z","start_local":"05:20"},{"end":"2028-11-01T04:55Z","end_local":"06:55","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-11-01T04:25Z","start_local":"06:25"}]}],"unscheduled":[],"warnings":[]}
