{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2030-02-18","schedule":[{"end":"2030-02-18T17:00Z","end_local":"19:00","hours":1.08,"mean_quality":0.0,"start":"2030-02-18T15:55Z","start_local":"17:55","target":null},{"end":"2030-02-18T21:50Z","end_local":"23:50","hours":4.83,"mean_quality":0.64,"start":"2030-02-18T17:00Z","start_local":"19:00","target":"M45"},{"end":"2030-02-19T05:15Z","end_local":"07:15","hours":7.42,"mean_quality":0.0,"start":"2030-02-18T21:50Z","start_local":"23:50","target":null}],"targets":[{"best_window":{"end":"2030-02-18T20:55Z","end_local":"22:55","hours":3.33,"label":"good","mean_quality":0.72,"start":"2030-02-18T17:35Z","start_local":"19:35"},"dec":24.11388889,"moon_separation":99.6,"name":"M45","quality_hours":3.16,"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":65,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":180.3,"t":"2030-02-18T16:15Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2030-02-18T16:30Z","end_local":"18:30","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2030-02-18T15:55Z","start_local":"17:55"},{"end":"2030-02-18T17:00Z","end_local":"19:00","hours":0.5,"label":"poor","mean_quality":0.13,"start":"2030-02-18T16:30Z","start_local":"18:30"},{"end":"2030-02-18T17:35Z","end_local":"19:35","hours":0.58,"label":"marginal","mean_quality":0.42,"start":"2030-02-18T17:00Z","start_local":"19:00"},{"end":"2030-02-18T20:55Z","end_local":"22:55","hours":3.33,"label":"good","mean_quality":0.72,"start":"2030-02-18T17:35Z","start_local":"19:35"},{"end":"2030-02-18T21:50Z","end_local":"23:50","hours":0.92,"label":"marginal","mean_quality":0.46,"start":"2030-02-18T20:55Z","start_local":"22:55"},{"end":"2030-02-18T21:55Z","end_local":"23:55","hours":0.08,"label":"poor","mean_quality":0.3,"start":"2030-02-18T21:50Z","start_local":"23:50"},{"end":"2030-02-19T05:15Z","end_local":"07:15","hours":7.33,"label":"unusable","mean_quality":0.0,"start":"2030-02-18T21:55Z","start_local":"23:55"}]}],"unscheduled":[],"warnings":[]}
