{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2026-05-06","schedule":[{"end":"2026-05-06T21:55Z","end_local":"00:55","hours":4.58,"mean_quality":0.0,"start":"2026-05-06T17:20Z","start_local":"20:20","target":null},{"end":"2026-05-07T01:20Z","end_local":"04:20","hours":3.42,"mean_quality":0.58,"start":"2026-05-06T21:55Z","start_local":"00:55","target":"HD 189733"},{"end":"2026-05-07T02:00Z","end_local":"05:00","hours":0.67,"mean_quality":0.0,"start":"2026-05-07T01:20Z","start_local":"04:20","target":null},{"end":"2026-05-07T02:05Z","end_local":"05:05","hours":0.08,"mean_quality":0.33,"start":"2026-05-07T02:00Z","start_local":"05:00","target":"HD 189733"},{"end":"2026-05-07T03:15Z","end_local":"06:15","hours":1.17,"mean_quality":0.0,"start":"2026-05-07T02:05Z","start_local":"05:05","target":null}],"targets":[{"best_window":{"end":"2026-05-07T01:00Z","end_local":"04:00","hours":1.67,"label":"good","mean_quality":0.62,"start":"2026-05-06T23:20Z","start_local":"02:20"},"dec":22.71085365,"moon_separation":51.6,"name":"HD 189733","quality_hours":2.28,"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":37,"score_astronomy":38,"score_weather":98,"transit":{"airmass":1.06,"alt":71.1,"az":181.5,"t":"2026-05-07T03:25Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-05-06T21:55Z","end_local":"00:55","hours":4.58,"label":"unusable","mean_quality":0.0,"start":"2026-05-06T17:20Z","start_local":"20:20"},{"end":"2026-05-06T23:20Z","end_local":"02:20","hours":1.42,"label":"marginal","mean_quality":0.53,"start":"2026-05-06T21:55Z","start_local":"00:55"},{"end":"2026-05-07T01:00Z","end_local":"04:00","hours":1.67,"label":"good","mean_quality":0.62,"start":"2026-05-06T23:20Z","start_local":"02:20"},{"end":"2026-05-07T01:20Z","end_local":"04:20","hours":0.33,"label":"marginal","mean_quality":0.59,"start":"2026-05-07T01:00Z","start_local":"04:00"},{"end":"2026-05-07T02:00Z","end_local":"05:00","hours":0.67,"label":"poor","mean_quality":0.3,"start":"2026-05-07T01:20Z","start_local":"04:20"},{"end":"2026-05-07T02:05Z","end_local":"05:05","hours":0.08,"label":"marginal","mean_quality":0.33,"start":"2026-05-07T02:00Z","start_local":"05:00"},{"end":"2026-05-07T02:40Z","end_local":"05:40","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2026-05-07T02:05Z","start_local":"05:05"},{"end":"2026-05-07T03:15Z","end_local":"06:15","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-05-07T02:40Z","start_local":"05:40"}]}],"unscheduled":[],"warnings":[]}