{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-02-05","schedule":[{"end":"2028-02-05T17:20Z","end_local":"19:20","hours":1.67,"mean_quality":0.0,"start":"2028-02-05T15:40Z","start_local":"17:40","target":null},{"end":"2028-02-05T22:25Z","end_local":"00:25","hours":5.08,"mean_quality":0.43,"start":"2028-02-05T17:20Z","start_local":"19:20","target":"M45"},{"end":"2028-02-06T05:30Z","end_local":"07:30","hours":7.08,"mean_quality":0.0,"start":"2028-02-05T22:25Z","start_local":"00:25","target":null}],"targets":[{"best_window":{"end":"2028-02-05T22:25Z","end_local":"00:25","hours":5.08,"label":"marginal","mean_quality":0.43,"start":"2028-02-05T17:20Z","start_local":"19:20"},"dec":24.11388889,"moon_separation":13.0,"name":"M45","quality_hours":2.41,"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":27,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":181.8,"t":"2028-02-05T17:10Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-02-05T16:15Z","end_local":"18:15","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-02-05T15:40Z","start_local":"17:40"},{"end":"2028-02-05T17:20Z","end_local":"19:20","hours":1.08,"label":"poor","mean_quality":0.15,"start":"2028-02-05T16:15Z","start_local":"18:15"},{"end":"2028-02-05T22:25Z","end_local":"00:25","hours":5.08,"label":"marginal","mean_quality":0.43,"start":"2028-02-05T17:20Z","start_local":"19:20"},{"end":"2028-02-05T22:45Z","end_local":"00:45","hours":0.33,"label":"poor","mean_quality":0.27,"start":"2028-02-05T22:25Z","start_local":"00:25"},{"end":"2028-02-06T05:30Z","end_local":"07:30","hours":6.75,"label":"unusable","mean_quality":0.0,"start":"2028-02-05T22:45Z","start_local":"00:45"}]}],"unscheduled":[],"warnings":[]}