{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-12-29","schedule":[{"end":"2028-12-29T16:10Z","end_local":"18:10","hours":1.25,"mean_quality":0.0,"start":"2028-12-29T14:55Z","start_local":"16:55","target":null},{"end":"2028-12-29T17:25Z","end_local":"19:25","hours":1.25,"mean_quality":0.41,"start":"2028-12-29T16:10Z","start_local":"18:10","target":"HD 189733"},{"end":"2028-12-30T05:50Z","end_local":"07:50","hours":12.42,"mean_quality":0.0,"start":"2028-12-29T17:25Z","start_local":"19:25","target":null}],"targets":[{"best_window":{"end":"2028-12-29T17:25Z","end_local":"19:25","hours":1.25,"label":"marginal","mean_quality":0.41,"start":"2028-12-29T16:10Z","start_local":"18:10"},"dec":22.71085365,"moon_separation":115.4,"name":"HD 189733","quality_hours":0.58,"ra":300.18213726,"resolved":{"dec":22.71085365,"name":"HD 189733","ra":300.18213726,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=HD%20189733","source":"sesame","spectral_type":"K2V","type":"BY*","type_text":"BY Draconis variable \u2014 a spotted, rotating star","vmag":7.648},"score":null,"score_astronomy":9,"score_weather":null,"transit":{"airmass":1.06,"alt":71.1,"az":180.6,"t":"2028-12-29T11:50Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-12-29T15:35Z","end_local":"17:35","hours":0.67,"label":"unusable","mean_quality":0.0,"start":"2028-12-29T14:55Z","start_local":"16:55"},{"end":"2028-12-29T16:10Z","end_local":"18:10","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2028-12-29T15:35Z","start_local":"17:35"},{"end":"2028-12-29T17:25Z","end_local":"19:25","hours":1.25,"label":"marginal","mean_quality":0.41,"start":"2028-12-29T16:10Z","start_local":"18:10"},{"end":"2028-12-30T05:50Z","end_local":"07:50","hours":12.42,"label":"unusable","mean_quality":0.0,"start":"2028-12-29T17:25Z","start_local":"19:25"}]}],"unscheduled":[],"warnings":[]}