{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-06-06","schedule":[{"end":"2027-06-06T20:05Z","end_local":"23:05","hours":2.25,"mean_quality":0.0,"start":"2027-06-06T17:50Z","start_local":"20:50","target":null},{"end":"2027-06-07T01:35Z","end_local":"04:35","hours":5.5,"mean_quality":0.82,"start":"2027-06-06T20:05Z","start_local":"23:05","target":"HD 189733"},{"end":"2027-06-07T02:50Z","end_local":"05:50","hours":1.25,"mean_quality":0.0,"start":"2027-06-07T01:35Z","start_local":"04:35","target":null}],"targets":[{"best_window":{"end":"2027-06-07T00:40Z","end_local":"03:40","hours":4.33,"label":"good","mean_quality":0.91,"start":"2027-06-06T20:20Z","start_local":"23:20"},"dec":22.71085365,"moon_separation":130.6,"name":"HD 189733","quality_hours":4.65,"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":100,"score_weather":null,"transit":{"airmass":1.06,"alt":71.1,"az":178.5,"t":"2027-06-07T01:20Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-06-06T19:55Z","end_local":"22:55","hours":2.08,"label":"unusable","mean_quality":0.0,"start":"2027-06-06T17:50Z","start_local":"20:50"},{"end":"2027-06-06T20:05Z","end_local":"23:05","hours":0.17,"label":"poor","mean_quality":0.22,"start":"2027-06-06T19:55Z","start_local":"22:55"},{"end":"2027-06-06T20:20Z","end_local":"23:20","hours":0.25,"label":"marginal","mean_quality":0.54,"start":"2027-06-06T20:05Z","start_local":"23:05"},{"end":"2027-06-07T00:40Z","end_local":"03:40","hours":4.33,"label":"good","mean_quality":0.91,"start":"2027-06-06T20:20Z","start_local":"23:20"},{"end":"2027-06-07T01:35Z","end_local":"04:35","hours":0.92,"label":"marginal","mean_quality":0.5,"start":"2027-06-07T00:40Z","start_local":"03:40"},{"end":"2027-06-07T02:15Z","end_local":"05:15","hours":0.67,"label":"poor","mean_quality":0.15,"start":"2027-06-07T01:35Z","start_local":"04:35"},{"end":"2027-06-07T02:50Z","end_local":"05:50","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2027-06-07T02:15Z","start_local":"05:15"}]}],"unscheduled":[],"warnings":[]}