{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2037-08-31","schedule":[{"end":"2037-08-31T22:05Z","end_local":"01:05","hours":5.17,"mean_quality":0.0,"start":"2037-08-31T16:55Z","start_local":"19:55","target":null},{"end":"2037-09-01T02:10Z","end_local":"05:10","hours":4.08,"mean_quality":0.46,"start":"2037-08-31T22:05Z","start_local":"01:05","target":"M45"},{"end":"2037-09-01T03:50Z","end_local":"06:50","hours":1.67,"mean_quality":0.0,"start":"2037-09-01T02:10Z","start_local":"05:10","target":null}],"targets":[{"best_window":{"end":"2037-09-01T02:10Z","end_local":"05:10","hours":4.08,"label":"marginal","mean_quality":0.46,"start":"2037-08-31T22:05Z","start_local":"01:05"},"dec":24.11388889,"moon_separation":16.4,"name":"M45","quality_hours":2.12,"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":26,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":178.4,"t":"2037-09-01T03:25Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2037-08-31T21:55Z","end_local":"00:55","hours":5.0,"label":"unusable","mean_quality":0.0,"start":"2037-08-31T16:55Z","start_local":"19:55"},{"end":"2037-08-31T22:05Z","end_local":"01:05","hours":0.17,"label":"poor","mean_quality":0.28,"start":"2037-08-31T21:55Z","start_local":"00:55"},{"end":"2037-09-01T02:10Z","end_local":"05:10","hours":4.08,"label":"marginal","mean_quality":0.46,"start":"2037-08-31T22:05Z","start_local":"01:05"},{"end":"2037-09-01T03:20Z","end_local":"06:20","hours":1.17,"label":"poor","mean_quality":0.16,"start":"2037-09-01T02:10Z","start_local":"05:10"},{"end":"2037-09-01T03:50Z","end_local":"06:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2037-09-01T03:20Z","start_local":"06:20"}]}],"unscheduled":[],"warnings":[]}
