{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-05-26","schedule":[{"end":"2025-05-26T20:35Z","end_local":"23:35","hours":2.92,"mean_quality":0.0,"start":"2025-05-26T17:40Z","start_local":"20:40","target":null},{"end":"2025-05-27T01:40Z","end_local":"04:40","hours":5.08,"mean_quality":0.6,"start":"2025-05-26T20:35Z","start_local":"23:35","target":"HD 189733"},{"end":"2025-05-27T02:55Z","end_local":"05:55","hours":1.25,"mean_quality":0.0,"start":"2025-05-27T01:40Z","start_local":"04:40","target":null}],"targets":[{"best_window":{"end":"2025-05-27T00:50Z","end_local":"03:50","hours":2.42,"label":"good","mean_quality":0.71,"start":"2025-05-26T22:25Z","start_local":"01:25"},"dec":22.71085365,"moon_separation":104.5,"name":"HD 189733","quality_hours":3.11,"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":75,"score_astronomy":100,"score_weather":75,"transit":{"airmass":1.06,"alt":71.1,"az":181.2,"t":"2025-05-27T02:05Z"},"verdict":"good","weather_known":true,"windows":[{"end":"2025-05-26T20:35Z","end_local":"23:35","hours":2.92,"label":"unusable","mean_quality":0.0,"start":"2025-05-26T17:40Z","start_local":"20:40"},{"end":"2025-05-26T21:25Z","end_local":"00:25","hours":0.83,"label":"marginal","mean_quality":0.47,"start":"2025-05-26T20:35Z","start_local":"23:35"},{"end":"2025-05-26T22:00Z","end_local":"01:00","hours":0.58,"label":"good","mean_quality":0.64,"start":"2025-05-26T21:25Z","start_local":"00:25"},{"end":"2025-05-26T22:25Z","end_local":"01:25","hours":0.42,"label":"marginal","mean_quality":0.59,"start":"2025-05-26T22:00Z","start_local":"01:00"},{"end":"2025-05-27T00:50Z","end_local":"03:50","hours":2.42,"label":"good","mean_quality":0.71,"start":"2025-05-26T22:25Z","start_local":"01:25"},{"end":"2025-05-27T01:40Z","end_local":"04:40","hours":0.83,"label":"marginal","mean_quality":0.37,"start":"2025-05-27T00:50Z","start_local":"03:50"},{"end":"2025-05-27T02:20Z","end_local":"05:20","hours":0.67,"label":"poor","mean_quality":0.1,"start":"2025-05-27T01:40Z","start_local":"04:40"},{"end":"2025-05-27T02:55Z","end_local":"05:55","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2025-05-27T02:20Z","start_local":"05:20"}]}],"unscheduled":[],"warnings":[]}
