{"calculation_version":"2026-10-10.1","days":30,"nights":[{"best_hours":3.5,"best_label":"good","best_window":"01:35\u201305:05","dark_hours":9.05,"date":"2032-03-13","moon_free_dark_hours":8.28,"moon_illumination":7,"moon_separation":93.1,"score":null,"score_astronomy":91,"score_weather":null,"transit_alt":87.1,"transit_local":"07:30","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":3.5,"best_label":"good","best_window":"01:30\u201305:00","dark_hours":9.0,"date":"2032-03-14","moon_free_dark_hours":7.1,"moon_illumination":14,"moon_separation":100.5,"score":null,"score_astronomy":92,"score_weather":null,"transit_alt":87.1,"transit_local":"07:25","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":3.58,"best_label":"good","best_window":"01:25\u201305:00","dark_hours":8.95,"date":"2032-03-15","moon_free_dark_hours":5.98,"moon_illumination":22,"moon_separation":107.3,"score":null,"score_astronomy":93,"score_weather":null,"transit_alt":87.1,"transit_local":"07:20","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":3.58,"best_label":"good","best_window":"01:25\u201305:00","dark_hours":8.9,"date":"2032-03-16","moon_free_dark_hours":4.97,"moon_illumination":31,"moon_separation":113.1,"score":null,"score_astronomy":95,"score_weather":null,"transit_alt":87.1,"transit_local":"07:20","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":3.58,"best_label":"good","best_window":"01:20\u201304:55","dark_hours":8.85,"date":"2032-03-17","moon_free_dark_hours":4.03,"moon_illumination":41,"moon_separation":117.7,"score":null,"score_astronomy":94,"score_weather":null,"transit_alt":87.1,"transit_local":"07:15","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":3.58,"best_label":"good","best_window":"01:20\u201304:55","dark_hours":8.8,"date":"2032-03-18","moon_free_dark_hours":3.18,"moon_illumination":51,"moon_separation":121.0,"score":null,"score_astronomy":95,"score_weather":null,"transit_alt":87.1,"transit_local":"07:10","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":3.67,"best_label":"good","best_window":"01:15\u201304:55","dark_hours":8.75,"date":"2032-03-19","moon_free_dark_hours":2.43,"moon_illumination":60,"moon_separation":122.7,"score":null,"score_astronomy":95,"score_weather":null,"transit_alt":87.1,"transit_local":"07:05","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":3.58,"best_label":"good","best_window":"01:15\u201304:50","dark_hours":8.69,"date":"2032-03-20","moon_free_dark_hours":1.75,"moon_illumination":69,"moon_separation":122.9,"score":null,"score_astronomy":94,"score_weather":null,"transit_alt":87.1,"transit_local":"07:00","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":3.58,"best_label":"good","best_window":"01:15\u201304:50","dark_hours":8.64,"date":"2032-03-21","moon_free_dark_hours":1.15,"moon_illumination":78,"moon_separation":121.4,"score":null,"score_astronomy":95,"score_weather":null,"transit_alt":87.1,"transit_local":"07:00","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":3.67,"best_label":"good","best_window":"01:10\u201304:50","dark_hours":8.59,"date":"2032-03-22","moon_free_dark_hours":0.62,"moon_illumination":85,"moon_separation":118.6,"score":null,"score_astronomy":93,"score_weather":null,"transit_alt":87.1,"transit_local":"06:55","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":3.58,"best_label":"good","best_window":"01:10\u201304:45","dark_hours":8.54,"date":"2032-03-23","moon_free_dark_hours":0.1,"moon_illumination":91,"moon_separation":114.5,"score":null,"score_astronomy":89,"score_weather":null,"transit_alt":87.1,"transit_local":"06:50","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":3.5,"best_label":"good","best_window":"01:15\u201304:45","dark_hours":8.48,"date":"2032-03-24","moon_free_dark_hours":0.0,"moon_illumination":96,"moon_separation":109.4,"score":null,"score_astronomy":75,"score_weather":null,"transit_alt":87.1,"transit_local":"06:45","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":3.42,"best_label":"good","best_window":"01:15\u201304:40","dark_hours":8.43,"date":"2032-03-25","moon_free_dark_hours":0.0,"moon_illumination":99,"moon_separation":103.5,"score":null,"score_astronomy":69,"score_weather":null,"transit_alt":87.1,"transit_local":"06:40","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":3.17,"best_label":"good","best_window":"01:30\u201304:40","dark_hours":8.38,"date":"2032-03-26","moon_free_dark_hours":0.0,"moon_illumination":100,"moon_separation":97.1,"score":null,"score_astronomy":63,"score_weather":null,"transit_alt":87.1,"transit_local":"06:40","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":2.75,"best_label":"good","best_window":"01:55\u201305:40","dark_hours":8.32,"date":"2032-03-27","moon_free_dark_hours":0.0,"moon_illumination":99,"moon_separation":90.3,"score":null,"score_astronomy":57,"score_weather":null,"transit_alt":87.1,"transit_local":"07:35","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":2.33,"best_label":"good","best_window":"03:15\u201305:35","dark_hours":8.27,"date":"2032-03-28","moon_free_dark_hours":0.18,"moon_illumination":96,"moon_separation":83.4,"score":null,"score_astronomy":52,"score_weather":null,"transit_alt":87.1,"transit_local":"07:30","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":2.25,"best_label":"good","best_window":"03:20\u201305:35","dark_hours":8.22,"date":"2032-03-29","moon_free_dark_hours":1.2,"moon_illumination":92,"moon_separation":76.7,"score":null,"score_astronomy":50,"score_weather":null,"transit_alt":87.1,"transit_local":"07:25","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":2.42,"best_label":"good","best_window":"03:05\u201305:30","dark_hours":8.16,"date":"2032-03-30","moon_free_dark_hours":2.2,"moon_illumination":85,"moon_separation":70.3,"score":null,"score_astronomy":50,"score_weather":null,"transit_alt":87.1,"transit_local":"07:25","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":3.5,"best_label":"good","best_window":"02:00\u201305:30","dark_hours":8.11,"date":"2032-03-31","moon_free_dark_hours":3.2,"moon_illumination":76,"moon_separation":64.7,"score":null,"score_astronomy":53,"score_weather":null,"transit_alt":87.1,"transit_local":"07:20","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":3.75,"best_label":"good","best_window":"01:45\u201305:30","dark_hours":8.05,"date":"2032-04-01","moon_free_dark_hours":4.13,"moon_illumination":66,"moon_separation":60.4,"score":null,"score_astronomy":61,"score_weather":null,"transit_alt":87.1,"transit_local":"07:15","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":4.17,"best_label":"good","best_window":"01:15\u201305:25","dark_hours":8.0,"date":"2032-04-02","moon_free_dark_hours":4.97,"moon_illumination":56,"moon_separation":57.6,"score":null,"score_astronomy":77,"score_weather":null,"transit_alt":87.1,"transit_local":"07:10","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":4.17,"best_label":"good","best_window":"01:15\u201305:25","dark_hours":7.94,"date":"2032-04-03","moon_free_dark_hours":5.75,"moon_illumination":44,"moon_separation":56.9,"score":null,"score_astronomy":90,"score_weather":null,"transit_alt":87.1,"transit_local":"07:05","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":4.25,"best_label":"good","best_window":"01:10\u201305:25","dark_hours":7.89,"date":"2032-04-04","moon_free_dark_hours":6.43,"moon_illumination":33,"moon_separation":58.5,"score":null,"score_astronomy":96,"score_weather":null,"transit_alt":87.1,"transit_local":"07:05","verdict":"unknown","weather_source":"none","weekday":"Sun"},{"best_hours":4.25,"best_label":"good","best_window":"01:05\u201305:20","dark_hours":7.83,"date":"2032-04-05","moon_free_dark_hours":7.03,"moon_illumination":23,"moon_separation":62.2,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.1,"transit_local":"07:00","verdict":"unknown","weather_source":"none","weekday":"Mon"},{"best_hours":4.33,"best_label":"good","best_window":"01:00\u201305:20","dark_hours":7.77,"date":"2032-04-06","moon_free_dark_hours":7.62,"moon_illumination":14,"moon_separation":67.7,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.1,"transit_local":"06:55","verdict":"unknown","weather_source":"none","weekday":"Tue"},{"best_hours":4.33,"best_label":"good","best_window":"00:55\u201305:15","dark_hours":7.72,"date":"2032-04-07","moon_free_dark_hours":7.7,"moon_illumination":6,"moon_separation":74.4,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.1,"transit_local":"06:50","verdict":"unknown","weather_source":"none","weekday":"Wed"},{"best_hours":4.33,"best_label":"good","best_window":"00:55\u201305:15","dark_hours":7.66,"date":"2032-04-08","moon_free_dark_hours":7.65,"moon_illumination":2,"moon_separation":81.9,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.1,"transit_local":"06:45","verdict":"unknown","weather_source":"none","weekday":"Thu"},{"best_hours":4.42,"best_label":"good","best_window":"00:50\u201305:15","dark_hours":7.61,"date":"2032-04-09","moon_free_dark_hours":7.6,"moon_illumination":0,"moon_separation":89.7,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.1,"transit_local":"06:45","verdict":"unknown","weather_source":"none","weekday":"Fri"},{"best_hours":4.42,"best_label":"good","best_window":"00:45\u201305:10","dark_hours":7.55,"date":"2032-04-10","moon_free_dark_hours":7.53,"moon_illumination":1,"moon_separation":97.4,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.1,"transit_local":"06:40","verdict":"unknown","weather_source":"none","weekday":"Sat"},{"best_hours":4.5,"best_label":"good","best_window":"00:40\u201305:10","dark_hours":7.49,"date":"2032-04-11","moon_free_dark_hours":7.47,"moon_illumination":4,"moon_separation":104.6,"score":null,"score_astronomy":100,"score_weather":null,"transit_alt":87.1,"transit_local":"06:35","verdict":"unknown","weather_source":"none","weekday":"Sun"}],"note":"score_astronomy for every night; score_weather/score only where a forecast (next 4 days) or ERA5 history exists \u2014 null otherwise","start":"2032-03-13","target":{"common_name":"Vega","dec":38.78368896,"name":"* alf Lyr","ra":279.23473479,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=Vega","source":"sesame","spectral_type":"A0V","type":"dS*","type_text":"delta Scuti variable","vmag":0.03}}
