{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-12-28","schedule":[{"end":"2028-12-28T16:40Z","end_local":"18:40","hours":1.75,"mean_quality":0.0,"start":"2028-12-28T14:55Z","start_local":"16:55","target":null},{"end":"2028-12-28T18:30Z","end_local":"20:30","hours":1.83,"mean_quality":0.32,"start":"2028-12-28T16:40Z","start_local":"18:40","target":"M45"},{"end":"2028-12-28T21:10Z","end_local":"23:10","hours":2.67,"mean_quality":0.0,"start":"2028-12-28T18:30Z","start_local":"20:30","target":null},{"end":"2028-12-29T00:40Z","end_local":"02:40","hours":3.5,"mean_quality":0.32,"start":"2028-12-28T21:10Z","start_local":"23:10","target":"M45"},{"end":"2028-12-29T05:50Z","end_local":"07:50","hours":5.17,"mean_quality":0.0,"start":"2028-12-29T00:40Z","start_local":"02:40","target":null}],"targets":[{"best_window":{"end":"2028-12-29T00:40Z","end_local":"02:40","hours":3.5,"label":"marginal","mean_quality":0.32,"start":"2028-12-28T21:10Z","start_local":"23:10"},"dec":24.11388889,"moon_separation":4.2,"name":"M45","quality_hours":2.77,"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":181.5,"t":"2028-12-28T19:40Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-12-28T15:30Z","end_local":"17:30","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-12-28T14:55Z","start_local":"16:55"},{"end":"2028-12-28T16:40Z","end_local":"18:40","hours":1.17,"label":"poor","mean_quality":0.11,"start":"2028-12-28T15:30Z","start_local":"17:30"},{"end":"2028-12-28T18:30Z","end_local":"20:30","hours":1.83,"label":"marginal","mean_quality":0.32,"start":"2028-12-28T16:40Z","start_local":"18:40"},{"end":"2028-12-28T21:10Z","end_local":"23:10","hours":2.67,"label":"poor","mean_quality":0.29,"start":"2028-12-28T18:30Z","start_local":"20:30"},{"end":"2028-12-29T00:40Z","end_local":"02:40","hours":3.5,"label":"marginal","mean_quality":0.32,"start":"2028-12-28T21:10Z","start_local":"23:10"},{"end":"2028-12-29T01:15Z","end_local":"03:15","hours":0.58,"label":"poor","mean_quality":0.25,"start":"2028-12-29T00:40Z","start_local":"02:40"},{"end":"2028-12-29T05:50Z","end_local":"07:50","hours":4.58,"label":"unusable","mean_quality":0.0,"start":"2028-12-29T01:15Z","start_local":"03:15"}]}],"unscheduled":[],"warnings":[]}
