{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2029-11-30","schedule":[{"end":"2029-11-30T16:25Z","end_local":"18:25","hours":1.58,"mean_quality":0.0,"start":"2029-11-30T14:50Z","start_local":"16:50","target":null},{"end":"2029-12-01T03:05Z","end_local":"05:05","hours":10.67,"mean_quality":0.9,"start":"2029-11-30T16:25Z","start_local":"18:25","target":"M45"},{"end":"2029-12-01T05:30Z","end_local":"07:30","hours":2.42,"mean_quality":0.0,"start":"2029-12-01T03:05Z","start_local":"05:05","target":null}],"targets":[{"best_window":{"end":"2029-12-01T02:35Z","end_local":"04:35","hours":10.0,"label":"good","mean_quality":0.92,"start":"2029-11-30T16:35Z","start_local":"18:35"},"dec":24.11388889,"moon_separation":124.4,"name":"M45","quality_hours":9.66,"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":180.7,"t":"2029-11-30T21:30Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2029-11-30T15:55Z","end_local":"17:55","hours":1.08,"label":"unusable","mean_quality":0.0,"start":"2029-11-30T14:50Z","start_local":"16:50"},{"end":"2029-11-30T16:25Z","end_local":"18:25","hours":0.5,"label":"poor","mean_quality":0.23,"start":"2029-11-30T15:55Z","start_local":"17:55"},{"end":"2029-11-30T16:35Z","end_local":"18:35","hours":0.17,"label":"marginal","mean_quality":0.32,"start":"2029-11-30T16:25Z","start_local":"18:25"},{"end":"2029-12-01T02:35Z","end_local":"04:35","hours":10.0,"label":"good","mean_quality":0.92,"start":"2029-11-30T16:35Z","start_local":"18:35"},{"end":"2029-12-01T03:05Z","end_local":"05:05","hours":0.5,"label":"marginal","mean_quality":0.51,"start":"2029-12-01T02:35Z","start_local":"04:35"},{"end":"2029-12-01T05:30Z","end_local":"07:30","hours":2.42,"label":"unusable","mean_quality":0.0,"start":"2029-12-01T03:05Z","start_local":"05:05"}]}],"unscheduled":[],"warnings":[]}