{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2037-05-26","schedule":[{"end":"2037-05-26T20:40Z","end_local":"23:40","hours":3.0,"mean_quality":0.0,"start":"2037-05-26T17:40Z","start_local":"20:40","target":null},{"end":"2037-05-27T01:40Z","end_local":"04:40","hours":5.0,"mean_quality":0.6,"start":"2037-05-26T20:40Z","start_local":"23:40","target":"HD 189733"},{"end":"2037-05-27T02:55Z","end_local":"05:55","hours":1.25,"mean_quality":0.0,"start":"2037-05-27T01:40Z","start_local":"04:40","target":null}],"targets":[{"best_window":{"end":"2037-05-27T00:50Z","end_local":"03:50","hours":2.83,"label":"good","mean_quality":0.7,"start":"2037-05-26T22:00Z","start_local":"01:00"},"dec":22.71085365,"moon_separation":88.2,"name":"HD 189733","quality_hours":3.1,"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":61,"score_weather":null,"transit":{"airmass":1.06,"alt":71.1,"az":181.1,"t":"2037-05-27T02:05Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2037-05-26T20:35Z","end_local":"23:35","hours":2.92,"label":"unusable","mean_quality":0.0,"start":"2037-05-26T17:40Z","start_local":"20:40"},{"end":"2037-05-26T20:40Z","end_local":"23:40","hours":0.08,"label":"poor","mean_quality":0.3,"start":"2037-05-26T20:35Z","start_local":"23:35"},{"end":"2037-05-26T22:00Z","end_local":"01:00","hours":1.33,"label":"marginal","mean_quality":0.5,"start":"2037-05-26T20:40Z","start_local":"23:40"},{"end":"2037-05-27T00:50Z","end_local":"03:50","hours":2.83,"label":"good","mean_quality":0.7,"start":"2037-05-26T22:00Z","start_local":"01:00"},{"end":"2037-05-27T01:40Z","end_local":"04:40","hours":0.83,"label":"marginal","mean_quality":0.4,"start":"2037-05-27T00:50Z","start_local":"03:50"},{"end":"2037-05-27T02:20Z","end_local":"05:20","hours":0.67,"label":"poor","mean_quality":0.14,"start":"2037-05-27T01:40Z","start_local":"04:40"},{"end":"2037-05-27T02:55Z","end_local":"05:55","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2037-05-27T02:20Z","start_local":"05:20"}]}],"unscheduled":[],"warnings":[]}
