{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-10-15","schedule":[{"end":"2027-10-15T16:45Z","end_local":"19:45","hours":1.08,"mean_quality":0.0,"start":"2027-10-15T15:40Z","start_local":"18:40","target":null},{"end":"2027-10-15T22:05Z","end_local":"01:05","hours":5.33,"mean_quality":0.53,"start":"2027-10-15T16:45Z","start_local":"19:45","target":"HD 189733"},{"end":"2027-10-16T04:35Z","end_local":"07:35","hours":6.5,"mean_quality":0.0,"start":"2027-10-15T22:05Z","start_local":"01:05","target":null}],"targets":[{"best_window":{"end":"2027-10-15T19:10Z","end_local":"22:10","hours":1.92,"label":"good","mean_quality":0.65,"start":"2027-10-15T17:15Z","start_local":"20:15"},"dec":22.71085365,"moon_separation":77.6,"name":"HD 189733","quality_hours":2.97,"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":51,"score_weather":null,"transit":{"airmass":1.06,"alt":71.1,"az":178.6,"t":"2027-10-15T16:45Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-10-15T16:10Z","end_local":"19:10","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-10-15T15:40Z","start_local":"18:40"},{"end":"2027-10-15T16:45Z","end_local":"19:45","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2027-10-15T16:10Z","start_local":"19:10"},{"end":"2027-10-15T17:15Z","end_local":"20:15","hours":0.5,"label":"marginal","mean_quality":0.35,"start":"2027-10-15T16:45Z","start_local":"19:45"},{"end":"2027-10-15T19:10Z","end_local":"22:10","hours":1.92,"label":"good","mean_quality":0.65,"start":"2027-10-15T17:15Z","start_local":"20:15"},{"end":"2027-10-15T22:05Z","end_local":"01:05","hours":2.92,"label":"marginal","mean_quality":0.49,"start":"2027-10-15T19:10Z","start_local":"22:10"},{"end":"2027-10-15T22:20Z","end_local":"01:20","hours":0.25,"label":"poor","mean_quality":0.26,"start":"2027-10-15T22:05Z","start_local":"01:05"},{"end":"2027-10-16T04:35Z","end_local":"07:35","hours":6.25,"label":"unusable","mean_quality":0.0,"start":"2027-10-15T22:20Z","start_local":"01:20"}]}],"unscheduled":[],"warnings":[]}