{"calculation_version":"2026-10-10.1","days":30,"nights":[{"best_hours":3.08,"best_label":"good","best_window":"19:20\u201322:25","dark_hours":10.6,"date":"2032-02-06","moon_free_dark_hours":8.57,"moon_illumination":25,"moon_separation":131.3,"score":null,"score_astronomy":81,"score_weather":null,"transit_alt":79.1,"transit_local":"16:50","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":3.0,"best_label":"good","best_window":"19:20\u201322:20","dark_hours":10.57,"date":"2032-02-07","moon_free_dark_hours":9.5,"moon_illumination":16,"moon_separation":118.0,"score":null,"score_astronomy":78,"score_weather":null,"transit_alt":79.1,"transit_local":"16:50","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":2.92,"best_label":"good","best_window":"19:20\u201322:15","dark_hours":10.53,"date":"2032-02-08","moon_free_dark_hours":10.33,"moon_illumination":8,"moon_separation":104.1,"score":null,"score_astronomy":76,"score_weather":null,"transit_alt":79.1,"transit_local":"16:45","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":2.75,"best_label":"good","best_window":"19:25\u201322:10","dark_hours":10.49,"date":"2032-02-09","moon_free_dark_hours":10.47,"moon_illumination":3,"moon_separation":89.8,"score":null,"score_astronomy":72,"score_weather":null,"transit_alt":79.1,"transit_local":"16:40","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":2.75,"best_label":"good","best_window":"19:25\u201322:10","dark_hours":10.46,"date":"2032-02-10","moon_free_dark_hours":10.43,"moon_illumination":0,"moon_separation":75.3,"score":null,"score_astronomy":70,"score_weather":null,"transit_alt":79.1,"transit_local":"16:35","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":2.67,"best_label":"good","best_window":"19:25\u201322:05","dark_hours":10.42,"date":"2032-02-11","moon_free_dark_hours":10.4,"moon_illumination":1,"moon_separation":61.0,"score":null,"score_astronomy":68,"score_weather":null,"transit_alt":79.1,"transit_local":"16:30","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":2.58,"best_label":"good","best_window":"19:25\u201322:00","dark_hours":10.38,"date":"2032-02-12","moon_free_dark_hours":10.2,"moon_illumination":4,"moon_separation":47.1,"score":null,"score_astronomy":65,"score_weather":null,"transit_alt":79.1,"transit_local":"16:30","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":2.5,"best_label":"good","best_window":"19:25\u201321:55","dark_hours":10.34,"date":"2032-02-13","moon_free_dark_hours":8.95,"moon_illumination":10,"moon_separation":34.3,"score":null,"score_astronomy":59,"score_weather":null,"transit_alt":79.1,"transit_local":"16:25","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":2.25,"best_label":"good","best_window":"19:30\u201321:45","dark_hours":10.3,"date":"2032-02-14","moon_free_dark_hours":7.75,"moon_illumination":18,"moon_separation":23.7,"score":null,"score_astronomy":49,"score_weather":null,"transit_alt":79.1,"transit_local":"16:20","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":2.08,"best_label":"good","best_window":"19:30\u201321:35","dark_hours":10.26,"date":"2032-02-15","moon_free_dark_hours":6.58,"moon_illumination":28,"moon_separation":18.5,"score":null,"score_astronomy":40,"score_weather":null,"transit_alt":79.1,"transit_local":"16:15","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":1.83,"best_label":"good","best_window":"19:30\u201321:20","dark_hours":10.22,"date":"2032-02-16","moon_free_dark_hours":5.48,"moon_illumination":38,"moon_separation":21.9,"score":null,"score_astronomy":31,"score_weather":null,"transit_alt":79.1,"transit_local":"16:10","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":3.08,"best_label":"marginal","best_window":"19:00\u201322:05","dark_hours":10.18,"date":"2032-02-17","moon_free_dark_hours":4.45,"moon_illumination":48,"moon_separation":30.7,"score":null,"score_astronomy":24,"score_weather":null,"transit_alt":79.1,"transit_local":"16:10","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":2.33,"best_label":"marginal","best_window":"19:35\u201321:55","dark_hours":10.14,"date":"2032-02-18","moon_free_dark_hours":3.48,"moon_illumination":58,"moon_separation":41.2,"score":null,"score_astronomy":19,"score_weather":null,"transit_alt":79.1,"transit_local":"16:05","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":2.25,"best_label":"marginal","best_window":"19:35\u201321:50","dark_hours":10.1,"date":"2032-02-19","moon_free_dark_hours":2.62,"moon_illumination":67,"moon_separation":52.2,"score":null,"score_astronomy":17,"score_weather":null,"transit_alt":79.1,"transit_local":"16:00","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":2.17,"best_label":"marginal","best_window":"19:35\u201321:45","dark_hours":10.06,"date":"2032-02-20","moon_free_dark_hours":1.83,"moon_illumination":76,"moon_separation":63.3,"score":null,"score_astronomy":17,"score_weather":null,"transit_alt":79.1,"transit_local":"15:55","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":2.08,"best_label":"marginal","best_window":"19:35\u201321:40","dark_hours":10.02,"date":"2032-02-21","moon_free_dark_hours":1.12,"moon_illumination":84,"moon_separation":74.5,"score":null,"score_astronomy":18,"score_weather":null,"transit_alt":79.1,"transit_local":"15:55","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":0.08,"best_label":"good","best_window":"19:35\u201319:40","dark_hours":9.98,"date":"2032-02-22","moon_free_dark_hours":0.48,"moon_illumination":90,"moon_separation":85.7,"score":null,"score_astronomy":20,"score_weather":null,"transit_alt":79.1,"transit_local":"15:50","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":0.83,"best_label":"good","best_window":"19:40\u201320:30","dark_hours":9.93,"date":"2032-02-23","moon_free_dark_hours":0.0,"moon_illumination":95,"moon_separation":97.0,"score":null,"score_astronomy":22,"score_weather":null,"transit_alt":79.1,"transit_local":"15:45","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":1.17,"best_label":"good","best_window":"19:40\u201320:50","dark_hours":9.89,"date":"2032-02-24","moon_free_dark_hours":0.0,"moon_illumination":98,"moon_separation":108.1,"score":null,"score_astronomy":26,"score_weather":null,"transit_alt":79.1,"transit_local":"15:40","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":1.25,"best_label":"good","best_window":"19:40\u201320:55","dark_hours":9.85,"date":"2032-02-25","moon_free_dark_hours":0.0,"moon_illumination":100,"moon_separation":119.3,"score":null,"score_astronomy":30,"score_weather":null,"transit_alt":79.1,"transit_local":"15:35","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":1.25,"best_label":"good","best_window":"19:40\u201320:55","dark_hours":9.8,"date":"2032-02-26","moon_free_dark_hours":0.0,"moon_illumination":100,"moon_separation":130.3,"score":null,"score_astronomy":29,"score_weather":null,"transit_alt":79.1,"transit_local":"15:35","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":1.08,"best_label":"good","best_window":"19:45\u201320:50","dark_hours":9.76,"date":"2032-02-27","moon_free_dark_hours":0.0,"moon_illumination":98,"moon_separation":141.1,"score":null,"score_astronomy":28,"score_weather":null,"transit_alt":79.1,"transit_local":"15:30","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":1.08,"best_label":"good","best_window":"19:45\u201320:50","dark_hours":9.71,"date":"2032-02-28","moon_free_dark_hours":0.87,"moon_illumination":94,"moon_separation":151.1,"score":null,"score_astronomy":31,"score_weather":null,"transit_alt":79.1,"transit_local":"15:25","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":1.17,"best_label":"good","best_window":"19:45\u201320:55","dark_hours":9.67,"date":"2032-02-29","moon_free_dark_hours":1.85,"moon_illumination":88,"moon_separation":158.9,"score":null,"score_astronomy":30,"score_weather":null,"transit_alt":79.1,"transit_local":"15:20","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":1.08,"best_label":"good","best_window":"19:45\u201320:50","dark_hours":9.62,"date":"2032-03-01","moon_free_dark_hours":2.85,"moon_illumination":81,"moon_separation":161.3,"score":null,"score_astronomy":29,"score_weather":null,"transit_alt":79.1,"transit_local":"15:15","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":0.92,"best_label":"good","best_window":"19:50\u201320:45","dark_hours":9.58,"date":"2032-03-02","moon_free_dark_hours":3.87,"moon_illumination":72,"moon_separation":156.1,"score":null,"score_astronomy":26,"score_weather":null,"transit_alt":79.1,"transit_local":"15:15","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":0.83,"best_label":"good","best_window":"19:50\u201320:40","dark_hours":9.53,"date":"2032-03-03","moon_free_dark_hours":4.88,"moon_illumination":62,"moon_separation":146.5,"score":null,"score_astronomy":25,"score_weather":null,"transit_alt":79.1,"transit_local":"15:10","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":0.83,"best_label":"good","best_window":"19:50\u201320:40","dark_hours":9.48,"date":"2032-03-04","moon_free_dark_hours":5.87,"moon_illumination":52,"moon_separation":135.0,"score":null,"score_astronomy":23,"score_weather":null,"transit_alt":79.1,"transit_local":"15:05","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":0.75,"best_label":"good","best_window":"19:50\u201320:35","dark_hours":9.44,"date":"2032-03-05","moon_free_dark_hours":6.78,"moon_illumination":40,"moon_separation":122.4,"score":null,"score_astronomy":21,"score_weather":null,"transit_alt":79.1,"transit_local":"15:00","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":0.58,"best_label":"good","best_window":"19:55\u201320:30","dark_hours":9.39,"date":"2032-03-06","moon_free_dark_hours":7.62,"moon_illumination":30,"moon_separation":109.2,"score":null,"score_astronomy":20,"score_weather":null,"transit_alt":79.1,"transit_local":"14:55","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":"2032-02-06","target":{"common_name":"Triangulum Pinwheel","dec":30.66017511,"morphology":"SA(s)cd","name":"M 33","ra":23.46206906,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M33","source":"sesame","type":"GiG","type_text":"galaxy in a group","vmag":5.72}}