{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2030-07-19","schedule":[{"end":"2030-07-19T19:10Z","end_local":"22:10","hours":1.33,"mean_quality":0.0,"start":"2030-07-19T17:50Z","start_local":"20:50","target":null},{"end":"2030-07-20T01:05Z","end_local":"04:05","hours":5.92,"mean_quality":0.67,"start":"2030-07-19T19:10Z","start_local":"22:10","target":"HD 189733"},{"end":"2030-07-20T03:05Z","end_local":"06:05","hours":2.0,"mean_quality":0.0,"start":"2030-07-20T01:05Z","start_local":"04:05","target":null}],"targets":[{"best_window":{"end":"2030-07-20T00:55Z","end_local":"03:55","hours":5.0,"label":"good","mean_quality":0.7,"start":"2030-07-19T19:55Z","start_local":"22:55"},"dec":22.71085365,"moon_separation":58.4,"name":"HD 189733","quality_hours":4.34,"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":96,"score_weather":null,"transit":{"airmass":1.06,"alt":71.1,"az":178.5,"t":"2030-07-19T22:30Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2030-07-19T18:25Z","end_local":"21:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2030-07-19T17:50Z","start_local":"20:50"},{"end":"2030-07-19T19:10Z","end_local":"22:10","hours":0.75,"label":"poor","mean_quality":0.13,"start":"2030-07-19T18:25Z","start_local":"21:25"},{"end":"2030-07-19T19:55Z","end_local":"22:55","hours":0.75,"label":"marginal","mean_quality":0.46,"start":"2030-07-19T19:10Z","start_local":"22:10"},{"end":"2030-07-20T00:55Z","end_local":"03:55","hours":5.0,"label":"good","mean_quality":0.7,"start":"2030-07-19T19:55Z","start_local":"22:55"},{"end":"2030-07-20T01:05Z","end_local":"04:05","hours":0.17,"label":"marginal","mean_quality":0.6,"start":"2030-07-20T00:55Z","start_local":"03:55"},{"end":"2030-07-20T02:35Z","end_local":"05:35","hours":1.5,"label":"poor","mean_quality":0.19,"start":"2030-07-20T01:05Z","start_local":"04:05"},{"end":"2030-07-20T03:05Z","end_local":"06:05","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2030-07-20T02:35Z","start_local":"05:35"}]}],"unscheduled":[],"warnings":[]}