{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-11-16","schedule":[{"end":"2027-11-16T17:05Z","end_local":"19:05","hours":2.08,"mean_quality":0.0,"start":"2027-11-16T15:00Z","start_local":"17:00","target":null},{"end":"2027-11-16T23:55Z","end_local":"01:55","hours":6.83,"mean_quality":0.39,"start":"2027-11-16T17:05Z","start_local":"19:05","target":"M45"},{"end":"2027-11-17T05:15Z","end_local":"07:15","hours":5.33,"mean_quality":0.0,"start":"2027-11-16T23:55Z","start_local":"01:55","target":null}],"targets":[{"best_window":{"end":"2027-11-16T23:55Z","end_local":"01:55","hours":6.83,"label":"marginal","mean_quality":0.39,"start":"2027-11-16T17:05Z","start_local":"19:05"},"dec":24.11388889,"moon_separation":30.5,"name":"M45","quality_hours":3.8,"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":44,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":179.2,"t":"2027-11-16T22:25Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-11-16T16:55Z","end_local":"18:55","hours":1.92,"label":"unusable","mean_quality":0.0,"start":"2027-11-16T15:00Z","start_local":"17:00"},{"end":"2027-11-16T17:05Z","end_local":"19:05","hours":0.17,"label":"poor","mean_quality":0.28,"start":"2027-11-16T16:55Z","start_local":"18:55"},{"end":"2027-11-16T23:55Z","end_local":"01:55","hours":6.83,"label":"marginal","mean_quality":0.39,"start":"2027-11-16T17:05Z","start_local":"19:05"},{"end":"2027-11-17T04:05Z","end_local":"06:05","hours":4.17,"label":"poor","mean_quality":0.25,"start":"2027-11-16T23:55Z","start_local":"01:55"},{"end":"2027-11-17T05:15Z","end_local":"07:15","hours":1.17,"label":"unusable","mean_quality":0.0,"start":"2027-11-17T04:05Z","start_local":"06:05"}]}],"unscheduled":[],"warnings":[]}