{"calculation_version":"2026-10-10.1","days":30,"nights":[{"best_hours":7.5,"best_label":"good","best_window":"20:45\u201304:15","dark_hours":8.93,"date":"2035-09-26","moon_free_dark_hours":5.75,"moon_illumination":25,"moon_separation":118.6,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"22:00","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":7.5,"best_label":"good","best_window":"20:45\u201304:15","dark_hours":8.98,"date":"2035-09-27","moon_free_dark_hours":6.9,"moon_illumination":16,"moon_separation":121.6,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"21:55","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":7.42,"best_label":"good","best_window":"20:45\u201304:10","dark_hours":9.02,"date":"2035-09-28","moon_free_dark_hours":8.05,"moon_illumination":8,"moon_separation":122.6,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"21:50","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":7.5,"best_label":"good","best_window":"20:40\u201304:10","dark_hours":9.07,"date":"2035-09-29","moon_free_dark_hours":9.05,"moon_illumination":3,"moon_separation":121.4,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"21:50","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":7.42,"best_label":"good","best_window":"20:40\u201304:05","dark_hours":9.12,"date":"2035-09-30","moon_free_dark_hours":9.1,"moon_illumination":0,"moon_separation":118.2,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"21:45","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":7.33,"best_label":"good","best_window":"20:40\u201304:00","dark_hours":9.17,"date":"2035-10-01","moon_free_dark_hours":9.17,"moon_illumination":0,"moon_separation":113.6,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"21:40","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":7.33,"best_label":"good","best_window":"20:35\u201303:55","dark_hours":9.22,"date":"2035-10-02","moon_free_dark_hours":9.2,"moon_illumination":2,"moon_separation":107.9,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"21:35","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":7.25,"best_label":"good","best_window":"20:35\u201303:50","dark_hours":9.27,"date":"2035-10-03","moon_free_dark_hours":9.25,"moon_illumination":6,"moon_separation":101.6,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"21:30","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":7.25,"best_label":"good","best_window":"20:35\u201303:50","dark_hours":9.31,"date":"2035-10-04","moon_free_dark_hours":8.98,"moon_illumination":12,"moon_separation":95.0,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"21:30","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":7.25,"best_label":"good","best_window":"20:30\u201303:45","dark_hours":9.36,"date":"2035-10-05","moon_free_dark_hours":8.4,"moon_illumination":19,"moon_separation":88.4,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"21:25","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":7.17,"best_label":"good","best_window":"20:30\u201303:40","dark_hours":9.41,"date":"2035-10-06","moon_free_dark_hours":7.77,"moon_illumination":27,"moon_separation":82.0,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"21:20","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":7.08,"best_label":"good","best_window":"20:30\u201303:35","dark_hours":9.45,"date":"2035-10-07","moon_free_dark_hours":7.07,"moon_illumination":36,"moon_separation":75.9,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"21:15","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":7.08,"best_label":"good","best_window":"20:25\u201303:30","dark_hours":9.5,"date":"2035-10-08","moon_free_dark_hours":6.3,"moon_illumination":45,"moon_separation":70.4,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"21:10","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":7.08,"best_label":"good","best_window":"20:25\u201303:30","dark_hours":9.55,"date":"2035-10-09","moon_free_dark_hours":5.48,"moon_illumination":55,"moon_separation":65.5,"score":null,"score_astronomy":96,"score_weather":null,"transit_alt":87.3,"transit_local":"21:10","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":7.0,"best_label":"good","best_window":"20:25\u201303:25","dark_hours":9.59,"date":"2035-10-10","moon_free_dark_hours":4.6,"moon_illumination":64,"moon_separation":61.5,"score":null,"score_astronomy":90,"score_weather":null,"transit_alt":87.3,"transit_local":"21:05","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":7.0,"best_label":"good","best_window":"20:20\u201303:20","dark_hours":9.64,"date":"2035-10-11","moon_free_dark_hours":3.7,"moon_illumination":73,"moon_separation":58.8,"score":null,"score_astronomy":83,"score_weather":null,"transit_alt":87.3,"transit_local":"21:00","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":5.0,"best_label":"good","best_window":"20:20\u201301:20","dark_hours":9.68,"date":"2035-10-12","moon_free_dark_hours":2.72,"moon_illumination":81,"moon_separation":57.5,"score":null,"score_astronomy":63,"score_weather":null,"transit_alt":87.3,"transit_local":"20:55","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":8.0,"best_label":"marginal","best_window":"19:45\u201303:45","dark_hours":9.73,"date":"2035-10-13","moon_free_dark_hours":1.72,"moon_illumination":89,"moon_separation":58.0,"score":null,"score_astronomy":60,"score_weather":null,"transit_alt":87.3,"transit_local":"20:55","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":0.08,"best_label":"good","best_window":"20:15\u201320:20","dark_hours":9.77,"date":"2035-10-14","moon_free_dark_hours":0.68,"moon_illumination":94,"moon_separation":60.3,"score":null,"score_astronomy":60,"score_weather":null,"transit_alt":87.3,"transit_local":"20:50","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":0.58,"best_label":"good","best_window":"20:15\u201320:50","dark_hours":9.81,"date":"2035-10-15","moon_free_dark_hours":0.0,"moon_illumination":98,"moon_separation":64.2,"score":null,"score_astronomy":61,"score_weather":null,"transit_alt":87.3,"transit_local":"20:45","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":1.58,"best_label":"good","best_window":"20:15\u201321:50","dark_hours":9.86,"date":"2035-10-16","moon_free_dark_hours":0.0,"moon_illumination":100,"moon_separation":69.6,"score":null,"score_astronomy":67,"score_weather":null,"transit_alt":87.3,"transit_local":"20:40","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":3.33,"best_label":"good","best_window":"20:10\u201323:30","dark_hours":9.9,"date":"2035-10-17","moon_free_dark_hours":0.0,"moon_illumination":99,"moon_separation":76.2,"score":null,"score_astronomy":73,"score_weather":null,"transit_alt":87.3,"transit_local":"20:35","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":4.33,"best_label":"good","best_window":"20:10\u201300:30","dark_hours":9.94,"date":"2035-10-18","moon_free_dark_hours":0.0,"moon_illumination":96,"moon_separation":83.5,"score":null,"score_astronomy":79,"score_weather":null,"transit_alt":87.3,"transit_local":"20:35","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":5.33,"best_label":"good","best_window":"20:10\u201301:30","dark_hours":9.98,"date":"2035-10-19","moon_free_dark_hours":0.5,"moon_illumination":90,"moon_separation":91.2,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"20:30","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":6.08,"best_label":"good","best_window":"20:10\u201302:15","dark_hours":10.03,"date":"2035-10-20","moon_free_dark_hours":1.32,"moon_illumination":82,"moon_separation":98.8,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"20:25","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":6.33,"best_label":"good","best_window":"20:05\u201302:25","dark_hours":10.07,"date":"2035-10-21","moon_free_dark_hours":2.25,"moon_illumination":72,"moon_separation":106.0,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"20:20","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":6.33,"best_label":"good","best_window":"20:05\u201302:25","dark_hours":10.11,"date":"2035-10-22","moon_free_dark_hours":3.27,"moon_illumination":61,"moon_separation":112.4,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"20:15","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":6.33,"best_label":"good","best_window":"20:05\u201302:25","dark_hours":10.15,"date":"2035-10-23","moon_free_dark_hours":4.33,"moon_illumination":50,"moon_separation":117.5,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"20:15","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":6.42,"best_label":"good","best_window":"20:00\u201302:25","dark_hours":10.19,"date":"2035-10-24","moon_free_dark_hours":5.47,"moon_illumination":38,"moon_separation":120.9,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"20:10","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":6.42,"best_label":"good","best_window":"20:00\u201302:25","dark_hours":10.23,"date":"2035-10-25","moon_free_dark_hours":6.6,"moon_illumination":28,"moon_separation":122.4,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.3,"transit_local":"20:05","verdict":"unknown","weather_source":"none","weekday":"Thu"}],"note":"score_astronomy for every night; score_weather/score only where a forecast (next 4 days) or ERA5 history exists \u2014 null otherwise","start":"2035-09-26","target":{"dec":44.25788576,"name":"EM* LkHA 190","ra":314.72388973,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=V1057%20Cyg","source":"sesame","spectral_type":"F7/G3I/IIe","type":"Or*","type_text":"Orion-type variable \u2014 a young, erupting star","vmag":12.33}}