{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-06-12","schedule":[{"end":"2028-06-12T19:55Z","end_local":"22:55","hours":2.0,"mean_quality":0.0,"start":"2028-06-12T17:55Z","start_local":"20:55","target":null},{"end":"2028-06-13T01:30Z","end_local":"04:30","hours":5.58,"mean_quality":0.63,"start":"2028-06-12T19:55Z","start_local":"22:55","target":"HD 189733"},{"end":"2028-06-13T02:50Z","end_local":"05:50","hours":1.33,"mean_quality":0.0,"start":"2028-06-13T01:30Z","start_local":"04:30","target":null}],"targets":[{"best_window":{"end":"2028-06-13T00:40Z","end_local":"03:40","hours":4.5,"label":"good","mean_quality":0.71,"start":"2028-06-12T20:10Z","start_local":"23:10"},"dec":22.71085365,"moon_separation":42.8,"name":"HD 189733","quality_hours":3.73,"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":82,"score_weather":null,"transit":{"airmass":1.06,"alt":71.1,"az":179.6,"t":"2028-06-13T00:55Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-06-12T19:25Z","end_local":"22:25","hours":1.5,"label":"unusable","mean_quality":0.0,"start":"2028-06-12T17:55Z","start_local":"20:55"},{"end":"2028-06-12T19:55Z","end_local":"22:55","hours":0.5,"label":"poor","mean_quality":0.25,"start":"2028-06-12T19:25Z","start_local":"22:25"},{"end":"2028-06-12T20:10Z","end_local":"23:10","hours":0.25,"label":"marginal","mean_quality":0.33,"start":"2028-06-12T19:55Z","start_local":"22:55"},{"end":"2028-06-13T00:40Z","end_local":"03:40","hours":4.5,"label":"good","mean_quality":0.71,"start":"2028-06-12T20:10Z","start_local":"23:10"},{"end":"2028-06-13T01:30Z","end_local":"04:30","hours":0.83,"label":"marginal","mean_quality":0.31,"start":"2028-06-13T00:40Z","start_local":"03:40"},{"end":"2028-06-13T02:15Z","end_local":"05:15","hours":0.75,"label":"poor","mean_quality":0.09,"start":"2028-06-13T01:30Z","start_local":"04:30"},{"end":"2028-06-13T02:50Z","end_local":"05:50","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-06-13T02:15Z","start_local":"05:15"}]}],"unscheduled":[],"warnings":[]}