{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-06-22","schedule":[{"end":"2027-06-22T19:20Z","end_local":"22:20","hours":1.42,"mean_quality":0.0,"start":"2027-06-22T17:55Z","start_local":"20:55","target":null},{"end":"2027-06-23T00:40Z","end_local":"03:40","hours":5.33,"mean_quality":0.56,"start":"2027-06-22T19:20Z","start_local":"22:20","target":"HD 189733"},{"end":"2027-06-23T02:50Z","end_local":"05:50","hours":2.17,"mean_quality":0.0,"start":"2027-06-23T00:40Z","start_local":"03:40","target":null}],"targets":[{"best_window":{"end":"2027-06-22T20:30Z","end_local":"23:30","hours":0.25,"label":"good","mean_quality":0.85,"start":"2027-06-22T20:15Z","start_local":"23:15"},"dec":22.71085365,"moon_separation":42.3,"name":"HD 189733","quality_hours":3.28,"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":70,"score_weather":null,"transit":{"airmass":1.06,"alt":71.1,"az":180.6,"t":"2027-06-23T00:20Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-06-22T18:50Z","end_local":"21:50","hours":0.92,"label":"unusable","mean_quality":0.0,"start":"2027-06-22T17:55Z","start_local":"20:55"},{"end":"2027-06-22T19:20Z","end_local":"22:20","hours":0.5,"label":"poor","mean_quality":0.08,"start":"2027-06-22T18:50Z","start_local":"21:50"},{"end":"2027-06-22T20:15Z","end_local":"23:15","hours":0.92,"label":"marginal","mean_quality":0.38,"start":"2027-06-22T19:20Z","start_local":"22:20"},{"end":"2027-06-22T20:30Z","end_local":"23:30","hours":0.25,"label":"good","mean_quality":0.85,"start":"2027-06-22T20:15Z","start_local":"23:15"},{"end":"2027-06-23T00:40Z","end_local":"03:40","hours":4.17,"label":"marginal","mean_quality":0.58,"start":"2027-06-22T20:30Z","start_local":"23:30"},{"end":"2027-06-23T02:15Z","end_local":"05:15","hours":1.58,"label":"poor","mean_quality":0.18,"start":"2027-06-23T00:40Z","start_local":"03:40"},{"end":"2027-06-23T02:50Z","end_local":"05:50","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2027-06-23T02:15Z","start_local":"05:15"}]}],"unscheduled":[],"warnings":[]}