{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-06-16","schedule":[{"end":"2027-06-16T20:10Z","end_local":"23:10","hours":2.25,"mean_quality":0.0,"start":"2027-06-16T17:55Z","start_local":"20:55","target":null},{"end":"2027-06-17T01:30Z","end_local":"04:30","hours":5.33,"mean_quality":0.64,"start":"2027-06-16T20:10Z","start_local":"23:10","target":"HD 189733"},{"end":"2027-06-17T02:50Z","end_local":"05:50","hours":1.33,"mean_quality":0.0,"start":"2027-06-17T01:30Z","start_local":"04:30","target":null}],"targets":[{"best_window":{"end":"2027-06-17T00:40Z","end_local":"03:40","hours":3.58,"label":"good","mean_quality":0.7,"start":"2027-06-16T21:05Z","start_local":"00:05"},"dec":22.71085365,"moon_separation":76.5,"name":"HD 189733","quality_hours":3.72,"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":71,"score_weather":null,"transit":{"airmass":1.06,"alt":71.1,"az":181.6,"t":"2027-06-17T00:45Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-06-16T19:15Z","end_local":"22:15","hours":1.33,"label":"unusable","mean_quality":0.0,"start":"2027-06-16T17:55Z","start_local":"20:55"},{"end":"2027-06-16T20:10Z","end_local":"23:10","hours":0.92,"label":"poor","mean_quality":0.2,"start":"2027-06-16T19:15Z","start_local":"22:15"},{"end":"2027-06-16T21:05Z","end_local":"00:05","hours":0.92,"label":"marginal","mean_quality":0.58,"start":"2027-06-16T20:10Z","start_local":"23:10"},{"end":"2027-06-17T00:40Z","end_local":"03:40","hours":3.58,"label":"good","mean_quality":0.7,"start":"2027-06-16T21:05Z","start_local":"00:05"},{"end":"2027-06-17T01:30Z","end_local":"04:30","hours":0.83,"label":"marginal","mean_quality":0.47,"start":"2027-06-17T00:40Z","start_local":"03:40"},{"end":"2027-06-17T02:15Z","end_local":"05:15","hours":0.75,"label":"poor","mean_quality":0.15,"start":"2027-06-17T01:30Z","start_local":"04:30"},{"end":"2027-06-17T02:50Z","end_local":"05:50","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2027-06-17T02:15Z","start_local":"05:15"}]}],"unscheduled":[],"warnings":[]}