{"calculation_version":"2026-10-10.1","days":30,"nights":[{"best_hours":5.5,"best_label":"good","best_window":"18:40\u201300:10","dark_hours":10.9,"date":"2047-11-13","moon_free_dark_hours":8.62,"moon_illumination":18,"moon_separation":125.0,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.2,"transit_local":"17:50","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":5.42,"best_label":"good","best_window":"18:40\u201300:05","dark_hours":10.93,"date":"2047-11-14","moon_free_dark_hours":9.9,"moon_illumination":10,"moon_separation":120.6,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.2,"transit_local":"17:45","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":5.42,"best_label":"good","best_window":"18:40\u201300:05","dark_hours":10.96,"date":"2047-11-15","moon_free_dark_hours":10.93,"moon_illumination":4,"moon_separation":114.1,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.1,"transit_local":"17:45","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":5.33,"best_label":"good","best_window":"18:40\u201300:00","dark_hours":10.98,"date":"2047-11-16","moon_free_dark_hours":10.97,"moon_illumination":1,"moon_separation":106.1,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.2,"transit_local":"17:40","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":5.25,"best_label":"good","best_window":"18:40\u201323:55","dark_hours":11.01,"date":"2047-11-17","moon_free_dark_hours":11.0,"moon_illumination":0,"moon_separation":97.2,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.2,"transit_local":"17:35","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":5.17,"best_label":"good","best_window":"18:40\u201323:50","dark_hours":11.04,"date":"2047-11-18","moon_free_dark_hours":11.02,"moon_illumination":3,"moon_separation":88.1,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.2,"transit_local":"17:30","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":5.17,"best_label":"good","best_window":"18:35\u201323:45","dark_hours":11.07,"date":"2047-11-19","moon_free_dark_hours":11.05,"moon_illumination":8,"moon_separation":79.2,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.1,"transit_local":"17:25","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":5.17,"best_label":"good","best_window":"18:35\u201323:45","dark_hours":11.09,"date":"2047-11-20","moon_free_dark_hours":9.88,"moon_illumination":16,"moon_separation":70.9,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.2,"transit_local":"17:25","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":5.08,"best_label":"good","best_window":"18:35\u201323:40","dark_hours":11.12,"date":"2047-11-21","moon_free_dark_hours":8.68,"moon_illumination":25,"moon_separation":63.8,"score":null,"score_astronomy":94,"score_weather":null,"transit_alt":87.2,"transit_local":"17:20","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":5.0,"best_label":"good","best_window":"18:35\u201323:35","dark_hours":11.14,"date":"2047-11-22","moon_free_dark_hours":7.5,"moon_illumination":35,"moon_separation":58.3,"score":null,"score_astronomy":86,"score_weather":null,"transit_alt":87.2,"transit_local":"17:15","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":4.67,"best_label":"good","best_window":"18:35\u201323:15","dark_hours":11.17,"date":"2047-11-23","moon_free_dark_hours":6.4,"moon_illumination":46,"moon_separation":54.6,"score":null,"score_astronomy":79,"score_weather":null,"transit_alt":87.2,"transit_local":"17:10","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":4.42,"best_label":"good","best_window":"18:35\u201323:00","dark_hours":11.19,"date":"2047-11-24","moon_free_dark_hours":5.33,"moon_illumination":56,"moon_separation":52.9,"score":null,"score_astronomy":66,"score_weather":null,"transit_alt":87.1,"transit_local":"17:10","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":2.42,"best_label":"good","best_window":"18:35\u201321:00","dark_hours":11.21,"date":"2047-11-25","moon_free_dark_hours":4.3,"moon_illumination":65,"moon_separation":53.3,"score":null,"score_astronomy":53,"score_weather":null,"transit_alt":87.2,"transit_local":"17:05","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":5.17,"best_label":"marginal","best_window":"18:35\u201323:45","dark_hours":11.23,"date":"2047-11-26","moon_free_dark_hours":3.32,"moon_illumination":74,"moon_separation":55.7,"score":null,"score_astronomy":45,"score_weather":null,"transit_alt":87.2,"transit_local":"17:00","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":5.0,"best_label":"marginal","best_window":"18:35\u201323:35","dark_hours":11.25,"date":"2047-11-27","moon_free_dark_hours":2.32,"moon_illumination":82,"moon_separation":59.6,"score":null,"score_astronomy":40,"score_weather":null,"transit_alt":87.2,"transit_local":"16:55","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":4.83,"best_label":"marginal","best_window":"18:35\u201323:25","dark_hours":11.27,"date":"2047-11-28","moon_free_dark_hours":1.33,"moon_illumination":89,"moon_separation":64.7,"score":null,"score_astronomy":39,"score_weather":null,"transit_alt":87.2,"transit_local":"16:50","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":0.17,"best_label":"good","best_window":"18:35\u201318:45","dark_hours":11.29,"date":"2047-11-29","moon_free_dark_hours":0.35,"moon_illumination":94,"moon_separation":70.7,"score":null,"score_astronomy":41,"score_weather":null,"transit_alt":87.1,"transit_local":"16:50","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":1.17,"best_label":"good","best_window":"18:35\u201319:45","dark_hours":11.31,"date":"2047-11-30","moon_free_dark_hours":0.0,"moon_illumination":98,"moon_separation":77.3,"score":null,"score_astronomy":45,"score_weather":null,"transit_alt":87.2,"transit_local":"16:45","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":1.92,"best_label":"good","best_window":"18:35\u201320:30","dark_hours":11.33,"date":"2047-12-01","moon_free_dark_hours":0.0,"moon_illumination":100,"moon_separation":84.3,"score":null,"score_astronomy":53,"score_weather":null,"transit_alt":87.2,"transit_local":"16:40","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":2.67,"best_label":"good","best_window":"18:35\u201321:15","dark_hours":11.35,"date":"2047-12-02","moon_free_dark_hours":0.0,"moon_illumination":100,"moon_separation":91.5,"score":null,"score_astronomy":61,"score_weather":null,"transit_alt":87.2,"transit_local":"16:35","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":3.5,"best_label":"good","best_window":"18:35\u201322:05","dark_hours":11.36,"date":"2047-12-03","moon_free_dark_hours":0.0,"moon_illumination":98,"moon_separation":98.7,"score":null,"score_astronomy":72,"score_weather":null,"transit_alt":87.1,"transit_local":"16:30","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":3.83,"best_label":"good","best_window":"18:35\u201322:25","dark_hours":11.38,"date":"2047-12-04","moon_free_dark_hours":0.0,"moon_illumination":95,"moon_separation":105.7,"score":null,"score_astronomy":82,"score_weather":null,"transit_alt":87.2,"transit_local":"16:30","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":3.92,"best_label":"good","best_window":"18:35\u201322:30","dark_hours":11.39,"date":"2047-12-05","moon_free_dark_hours":1.0,"moon_illumination":90,"moon_separation":112.3,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.2,"transit_local":"16:25","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":3.92,"best_label":"good","best_window":"18:35\u201322:30","dark_hours":11.41,"date":"2047-12-06","moon_free_dark_hours":2.05,"moon_illumination":83,"moon_separation":118.1,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.2,"transit_local":"16:20","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":3.92,"best_label":"good","best_window":"18:35\u201322:30","dark_hours":11.42,"date":"2047-12-07","moon_free_dark_hours":3.12,"moon_illumination":74,"moon_separation":122.9,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.2,"transit_local":"16:15","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":4.0,"best_label":"good","best_window":"18:35\u201322:35","dark_hours":11.43,"date":"2047-12-08","moon_free_dark_hours":4.22,"moon_illumination":65,"moon_separation":126.1,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.1,"transit_local":"16:10","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":3.92,"best_label":"good","best_window":"18:35\u201322:30","dark_hours":11.44,"date":"2047-12-09","moon_free_dark_hours":5.32,"moon_illumination":55,"moon_separation":127.3,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.2,"transit_local":"16:10","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":3.83,"best_label":"good","best_window":"18:35\u201322:25","dark_hours":11.45,"date":"2047-12-10","moon_free_dark_hours":6.45,"moon_illumination":44,"moon_separation":126.1,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.2,"transit_local":"16:05","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":3.75,"best_label":"good","best_window":"18:35\u201322:20","dark_hours":11.46,"date":"2047-12-11","moon_free_dark_hours":7.65,"moon_illumination":33,"moon_separation":122.6,"score":null,"score_astronomy":99,"score_weather":null,"transit_alt":87.2,"transit_local":"16:00","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":3.67,"best_label":"good","best_window":"18:35\u201322:15","dark_hours":11.47,"date":"2047-12-12","moon_free_dark_hours":8.88,"moon_illumination":22,"moon_separation":117.0,"score":null,"score_astronomy":97,"score_weather":null,"transit_alt":87.2,"transit_local":"15:55","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":"2047-11-13","target":{"common_name":"North America Nebula","dec":44.33,"name":"NGC 7000","ra":314.69583333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=NGC%207000","source":"sesame","type":"Cl*","type_text":"star cluster"}}