{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-03-26","schedule":[{"end":"2028-03-27T00:35Z","end_local":"03:35","hours":7.92,"mean_quality":0.0,"start":"2028-03-26T16:40Z","start_local":"19:40","target":null},{"end":"2028-03-27T03:15Z","end_local":"06:15","hours":2.67,"mean_quality":0.68,"start":"2028-03-27T00:35Z","start_local":"03:35","target":"HD 189733"},{"end":"2028-03-27T04:15Z","end_local":"07:15","hours":1.0,"mean_quality":0.0,"start":"2028-03-27T03:15Z","start_local":"06:15","target":null}],"targets":[{"best_window":{"end":"2028-03-27T02:40Z","end_local":"05:40","hours":1.67,"label":"good","mean_quality":0.8,"start":"2028-03-27T01:00Z","start_local":"04:00"},"dec":22.71085365,"moon_separation":69.3,"name":"HD 189733","quality_hours":1.88,"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":42,"score_weather":null,"transit":{"airmass":1.06,"alt":71.1,"az":178.4,"t":"2028-03-27T06:00Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-03-27T00:35Z","end_local":"03:35","hours":7.92,"label":"unusable","mean_quality":0.0,"start":"2028-03-26T16:40Z","start_local":"19:40"},{"end":"2028-03-27T01:00Z","end_local":"04:00","hours":0.42,"label":"marginal","mean_quality":0.5,"start":"2028-03-27T00:35Z","start_local":"03:35"},{"end":"2028-03-27T02:40Z","end_local":"05:40","hours":1.67,"label":"good","mean_quality":0.8,"start":"2028-03-27T01:00Z","start_local":"04:00"},{"end":"2028-03-27T03:15Z","end_local":"06:15","hours":0.58,"label":"marginal","mean_quality":0.46,"start":"2028-03-27T02:40Z","start_local":"05:40"},{"end":"2028-03-27T03:45Z","end_local":"06:45","hours":0.5,"label":"poor","mean_quality":0.14,"start":"2028-03-27T03:15Z","start_local":"06:15"},{"end":"2028-03-27T04:15Z","end_local":"07:15","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-03-27T03:45Z","start_local":"06:45"}]}],"unscheduled":[],"warnings":[]}