{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-07-26","schedule":[{"end":"2028-07-27T00:15Z","end_local":"03:15","hours":6.58,"mean_quality":0.0,"start":"2028-07-26T17:40Z","start_local":"20:40","target":null},{"end":"2028-07-27T02:00Z","end_local":"05:00","hours":1.75,"mean_quality":0.54,"start":"2028-07-27T00:15Z","start_local":"03:15","target":"M45"},{"end":"2028-07-27T03:15Z","end_local":"06:15","hours":1.25,"mean_quality":0.0,"start":"2028-07-27T02:00Z","start_local":"05:00","target":null}],"targets":[{"best_window":{"end":"2028-07-27T01:15Z","end_local":"04:15","hours":0.58,"label":"good","mean_quality":0.71,"start":"2028-07-27T00:40Z","start_local":"03:40"},"dec":24.11388889,"moon_separation":131.1,"name":"M45","quality_hours":1.03,"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":21,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":178.2,"t":"2028-07-27T05:45Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-07-27T00:15Z","end_local":"03:15","hours":6.58,"label":"unusable","mean_quality":0.0,"start":"2028-07-26T17:40Z","start_local":"20:40"},{"end":"2028-07-27T00:40Z","end_local":"03:40","hours":0.42,"label":"marginal","mean_quality":0.5,"start":"2028-07-27T00:15Z","start_local":"03:15"},{"end":"2028-07-27T01:15Z","end_local":"04:15","hours":0.58,"label":"good","mean_quality":0.71,"start":"2028-07-27T00:40Z","start_local":"03:40"},{"end":"2028-07-27T02:00Z","end_local":"05:00","hours":0.75,"label":"marginal","mean_quality":0.42,"start":"2028-07-27T01:15Z","start_local":"04:15"},{"end":"2028-07-27T02:40Z","end_local":"05:40","hours":0.67,"label":"poor","mean_quality":0.13,"start":"2028-07-27T02:00Z","start_local":"05:00"},{"end":"2028-07-27T03:15Z","end_local":"06:15","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-07-27T02:40Z","start_local":"05:40"}]}],"unscheduled":[],"warnings":[]}