{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2030-12-08","schedule":[{"end":"2030-12-08T16:35Z","end_local":"18:35","hours":1.75,"mean_quality":0.0,"start":"2030-12-08T14:50Z","start_local":"16:50","target":null},{"end":"2030-12-08T18:20Z","end_local":"20:20","hours":1.75,"mean_quality":0.32,"start":"2030-12-08T16:35Z","start_local":"18:35","target":"M45"},{"end":"2030-12-09T01:30Z","end_local":"03:30","hours":7.17,"mean_quality":0.0,"start":"2030-12-08T18:20Z","start_local":"20:20","target":null},{"end":"2030-12-09T01:45Z","end_local":"03:45","hours":0.25,"mean_quality":0.3,"start":"2030-12-09T01:30Z","start_local":"03:30","target":"M45"},{"end":"2030-12-09T05:40Z","end_local":"07:40","hours":3.92,"mean_quality":0.0,"start":"2030-12-09T01:45Z","start_local":"03:45","target":null}],"targets":[{"best_window":{"end":"2030-12-08T18:20Z","end_local":"20:20","hours":1.75,"label":"marginal","mean_quality":0.32,"start":"2030-12-08T16:35Z","start_local":"18:35"},"dec":24.11388889,"moon_separation":7.3,"name":"M45","quality_hours":2.83,"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":24,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":181.0,"t":"2030-12-08T21:00Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2030-12-08T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2030-12-08T14:50Z","start_local":"16:50"},{"end":"2030-12-08T16:35Z","end_local":"18:35","hours":1.17,"label":"poor","mean_quality":0.1,"start":"2030-12-08T15:25Z","start_local":"17:25"},{"end":"2030-12-08T18:20Z","end_local":"20:20","hours":1.75,"label":"marginal","mean_quality":0.32,"start":"2030-12-08T16:35Z","start_local":"18:35"},{"end":"2030-12-09T01:30Z","end_local":"03:30","hours":7.17,"label":"poor","mean_quality":0.26,"start":"2030-12-08T18:20Z","start_local":"20:20"},{"end":"2030-12-09T01:45Z","end_local":"03:45","hours":0.25,"label":"marginal","mean_quality":0.3,"start":"2030-12-09T01:30Z","start_local":"03:30"},{"end":"2030-12-09T02:35Z","end_local":"04:35","hours":0.83,"label":"poor","mean_quality":0.24,"start":"2030-12-09T01:45Z","start_local":"03:45"},{"end":"2030-12-09T05:40Z","end_local":"07:40","hours":3.08,"label":"unusable","mean_quality":0.0,"start":"2030-12-09T02:35Z","start_local":"04:35"}]}],"unscheduled":[],"warnings":[]}