{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2041-02-06","schedule":[{"end":"2041-02-06T16:50Z","end_local":"18:50","hours":1.17,"mean_quality":0.0,"start":"2041-02-06T15:40Z","start_local":"17:40","target":null},{"end":"2041-02-06T22:40Z","end_local":"00:40","hours":5.83,"mean_quality":0.67,"start":"2041-02-06T16:50Z","start_local":"18:50","target":"M45"},{"end":"2041-02-07T05:30Z","end_local":"07:30","hours":6.83,"mean_quality":0.0,"start":"2041-02-06T22:40Z","start_local":"00:40","target":null}],"targets":[{"best_window":{"end":"2041-02-06T21:55Z","end_local":"23:55","hours":4.58,"label":"good","mean_quality":0.72,"start":"2041-02-06T17:20Z","start_local":"19:20"},"dec":24.11388889,"moon_separation":24.4,"name":"M45","quality_hours":3.94,"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":75,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":179.2,"t":"2041-02-06T17:00Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2041-02-06T16:15Z","end_local":"18:15","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2041-02-06T15:40Z","start_local":"17:40"},{"end":"2041-02-06T16:50Z","end_local":"18:50","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2041-02-06T16:15Z","start_local":"18:15"},{"end":"2041-02-06T17:20Z","end_local":"19:20","hours":0.5,"label":"marginal","mean_quality":0.36,"start":"2041-02-06T16:50Z","start_local":"18:50"},{"end":"2041-02-06T21:55Z","end_local":"23:55","hours":4.58,"label":"good","mean_quality":0.72,"start":"2041-02-06T17:20Z","start_local":"19:20"},{"end":"2041-02-06T22:40Z","end_local":"00:40","hours":0.75,"label":"marginal","mean_quality":0.52,"start":"2041-02-06T21:55Z","start_local":"23:55"},{"end":"2041-02-07T05:30Z","end_local":"07:30","hours":6.83,"label":"unusable","mean_quality":0.0,"start":"2041-02-06T22:40Z","start_local":"00:40"}]}],"unscheduled":[],"warnings":[]}