{"calculation_version":"2026-10-10.1","days":30,"nights":[{"best_hours":4.17,"best_label":"good","best_window":"23:35\u201303:45","dark_hours":10.89,"date":"2032-11-12","moon_free_dark_hours":3.13,"moon_illumination":77,"moon_separation":44.1,"score":null,"score_astronomy":85,"score_weather":null,"transit_alt":89.7,"transit_local":"21:35","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":0.08,"best_label":"good","best_window":"03:35\u201303:40","dark_hours":10.92,"date":"2032-11-13","moon_free_dark_hours":1.98,"moon_illumination":86,"moon_separation":36.5,"score":null,"score_astronomy":62,"score_weather":null,"transit_alt":89.6,"transit_local":"21:30","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":9.17,"best_label":"marginal","best_window":"18:40\u201303:50","dark_hours":10.95,"date":"2032-11-14","moon_free_dark_hours":0.83,"moon_illumination":93,"moon_separation":33.0,"score":null,"score_astronomy":39,"score_weather":null,"transit_alt":89.5,"transit_local":"21:30","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":8.75,"best_label":"marginal","best_window":"18:40\u201303:25","dark_hours":10.97,"date":"2032-11-15","moon_free_dark_hours":0.0,"moon_illumination":98,"moon_separation":34.8,"score":null,"score_astronomy":36,"score_weather":null,"transit_alt":89.7,"transit_local":"21:25","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":8.42,"best_label":"marginal","best_window":"18:40\u201303:05","dark_hours":11.0,"date":"2032-11-16","moon_free_dark_hours":0.0,"moon_illumination":100,"moon_separation":41.1,"score":null,"score_astronomy":44,"score_weather":null,"transit_alt":89.8,"transit_local":"21:20","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":0.08,"best_label":"good","best_window":"18:40\u201318:45","dark_hours":11.03,"date":"2032-11-17","moon_free_dark_hours":0.0,"moon_illumination":99,"moon_separation":50.0,"score":null,"score_astronomy":60,"score_weather":null,"transit_alt":89.7,"transit_local":"21:15","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":2.08,"best_label":"good","best_window":"18:35\u201320:40","dark_hours":11.06,"date":"2032-11-18","moon_free_dark_hours":0.0,"moon_illumination":97,"moon_separation":60.1,"score":null,"score_astronomy":70,"score_weather":null,"transit_alt":89.5,"transit_local":"21:10","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":4.92,"best_label":"good","best_window":"18:35\u201323:30","dark_hours":11.08,"date":"2032-11-19","moon_free_dark_hours":0.62,"moon_illumination":92,"moon_separation":70.7,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.6,"transit_local":"21:10","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":6.58,"best_label":"good","best_window":"18:35\u201301:10","dark_hours":11.11,"date":"2032-11-20","moon_free_dark_hours":1.57,"moon_illumination":85,"moon_separation":81.3,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.7,"transit_local":"21:05","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":8.0,"best_label":"good","best_window":"18:35\u201302:35","dark_hours":11.13,"date":"2032-11-21","moon_free_dark_hours":2.53,"moon_illumination":78,"moon_separation":91.8,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.8,"transit_local":"21:00","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":8.17,"best_label":"good","best_window":"18:35\u201302:45","dark_hours":11.16,"date":"2032-11-22","moon_free_dark_hours":3.52,"moon_illumination":69,"moon_separation":102.1,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.6,"transit_local":"20:55","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":8.25,"best_label":"good","best_window":"18:35\u201302:50","dark_hours":11.18,"date":"2032-11-23","moon_free_dark_hours":4.48,"moon_illumination":60,"moon_separation":111.9,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.5,"transit_local":"20:50","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":8.25,"best_label":"good","best_window":"18:35\u201302:50","dark_hours":11.2,"date":"2032-11-24","moon_free_dark_hours":5.43,"moon_illumination":50,"moon_separation":121.3,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.6,"transit_local":"20:50","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":8.25,"best_label":"good","best_window":"18:35\u201302:50","dark_hours":11.22,"date":"2032-11-25","moon_free_dark_hours":6.38,"moon_illumination":41,"moon_separation":130.1,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.7,"transit_local":"20:45","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":8.17,"best_label":"good","best_window":"18:35\u201302:45","dark_hours":11.25,"date":"2032-11-26","moon_free_dark_hours":7.33,"moon_illumination":32,"moon_separation":137.8,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.7,"transit_local":"20:40","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":8.17,"best_label":"good","best_window":"18:35\u201302:45","dark_hours":11.27,"date":"2032-11-27","moon_free_dark_hours":8.3,"moon_illumination":23,"moon_separation":143.7,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.6,"transit_local":"20:35","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":8.08,"best_label":"good","best_window":"18:35\u201302:40","dark_hours":11.29,"date":"2032-11-28","moon_free_dark_hours":9.3,"moon_illumination":16,"moon_separation":146.8,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.5,"transit_local":"20:35","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":8.08,"best_label":"good","best_window":"18:35\u201302:40","dark_hours":11.3,"date":"2032-11-29","moon_free_dark_hours":10.3,"moon_illumination":9,"moon_separation":146.0,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.7,"transit_local":"20:30","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":8.0,"best_label":"good","best_window":"18:35\u201302:35","dark_hours":11.32,"date":"2032-11-30","moon_free_dark_hours":11.3,"moon_illumination":4,"moon_separation":141.4,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.8,"transit_local":"20:25","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":7.92,"best_label":"good","best_window":"18:35\u201302:30","dark_hours":11.34,"date":"2032-12-01","moon_free_dark_hours":11.32,"moon_illumination":1,"moon_separation":133.9,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.7,"transit_local":"20:20","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":7.83,"best_label":"good","best_window":"18:35\u201302:25","dark_hours":11.36,"date":"2032-12-02","moon_free_dark_hours":11.33,"moon_illumination":0,"moon_separation":124.4,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.5,"transit_local":"20:15","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":7.75,"best_label":"good","best_window":"18:35\u201302:20","dark_hours":11.37,"date":"2032-12-03","moon_free_dark_hours":11.35,"moon_illumination":2,"moon_separation":113.9,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.6,"transit_local":"20:15","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":7.75,"best_label":"good","best_window":"18:35\u201302:20","dark_hours":11.39,"date":"2032-12-04","moon_free_dark_hours":11.3,"moon_illumination":5,"moon_separation":102.6,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.7,"transit_local":"20:10","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":7.67,"best_label":"good","best_window":"18:35\u201302:15","dark_hours":11.4,"date":"2032-12-05","moon_free_dark_hours":10.25,"moon_illumination":11,"moon_separation":90.9,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.8,"transit_local":"20:05","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":7.58,"best_label":"good","best_window":"18:35\u201302:10","dark_hours":11.41,"date":"2032-12-06","moon_free_dark_hours":9.13,"moon_illumination":20,"moon_separation":79.1,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.7,"transit_local":"20:00","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":7.5,"best_label":"good","best_window":"18:35\u201302:05","dark_hours":11.43,"date":"2032-12-07","moon_free_dark_hours":8.0,"moon_illumination":29,"moon_separation":67.5,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":89.5,"transit_local":"19:55","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":7.42,"best_label":"good","best_window":"18:35\u201302:00","dark_hours":11.44,"date":"2032-12-08","moon_free_dark_hours":6.85,"moon_illumination":40,"moon_separation":56.4,"score":null,"score_astronomy":96,"score_weather":null,"transit_alt":89.6,"transit_local":"19:55","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":7.42,"best_label":"good","best_window":"18:35\u201302:00","dark_hours":11.45,"date":"2032-12-09","moon_free_dark_hours":5.72,"moon_illumination":52,"moon_separation":46.3,"score":null,"score_astronomy":88,"score_weather":null,"transit_alt":89.7,"transit_local":"19:50","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":5.33,"best_label":"good","best_window":"20:35\u201301:55","dark_hours":11.46,"date":"2032-12-10","moon_free_dark_hours":4.58,"moon_illumination":63,"moon_separation":38.2,"score":null,"score_astronomy":77,"score_weather":null,"transit_alt":89.7,"transit_local":"19:45","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":7.75,"best_label":"marginal","best_window":"18:35\u201302:20","dark_hours":11.47,"date":"2032-12-11","moon_free_dark_hours":3.45,"moon_illumination":73,"moon_separation":33.6,"score":null,"score_astronomy":52,"score_weather":null,"transit_alt":89.6,"transit_local":"19:40","verdict":"unknown","weather_source":"none","weekday":"Sat"}],"note":"score_astronomy for every night; score_weather/score only where a forecast (next 4 days) or ERA5 history exists \u2014 null otherwise","start":"2032-11-12","target":{"common_name":"Andromeda Galaxy","dec":41.26875,"morphology":"SA(s)b","name":"M 31","ra":10.68470833,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M31","source":"sesame","type":"AGN","type_text":"galaxy with an active nucleus","vmag":3.44}}