{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2029-08-23","schedule":[{"end":"2029-08-23T18:55Z","end_local":"21:55","hours":1.83,"mean_quality":0.0,"start":"2029-08-23T17:05Z","start_local":"20:05","target":null},{"end":"2029-08-24T01:20Z","end_local":"04:20","hours":6.42,"mean_quality":0.42,"start":"2029-08-23T18:55Z","start_local":"21:55","target":"HD 189733"},{"end":"2029-08-24T03:40Z","end_local":"06:40","hours":2.33,"mean_quality":0.0,"start":"2029-08-24T01:20Z","start_local":"04:20","target":null}],"targets":[{"best_window":{"end":"2029-08-24T01:20Z","end_local":"04:20","hours":6.42,"label":"marginal","mean_quality":0.42,"start":"2029-08-23T18:55Z","start_local":"21:55"},"dec":22.71085365,"moon_separation":42.2,"name":"HD 189733","quality_hours":3.0,"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":38,"score_weather":null,"transit":{"airmass":1.06,"alt":71.1,"az":181.1,"t":"2029-08-23T20:15Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2029-08-23T17:40Z","end_local":"20:40","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2029-08-23T17:05Z","start_local":"20:05"},{"end":"2029-08-23T18:55Z","end_local":"21:55","hours":1.25,"label":"poor","mean_quality":0.18,"start":"2029-08-23T17:40Z","start_local":"20:40"},{"end":"2029-08-24T01:20Z","end_local":"04:20","hours":6.42,"label":"marginal","mean_quality":0.42,"start":"2029-08-23T18:55Z","start_local":"21:55"},{"end":"2029-08-24T01:45Z","end_local":"04:45","hours":0.42,"label":"poor","mean_quality":0.25,"start":"2029-08-24T01:20Z","start_local":"04:20"},{"end":"2029-08-24T03:40Z","end_local":"06:40","hours":1.92,"label":"unusable","mean_quality":0.0,"start":"2029-08-24T01:45Z","start_local":"04:45"}]}],"unscheduled":[],"warnings":[]}