{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-03-11","schedule":[{"end":"2025-03-12T04:40Z","end_local":"06:40","hours":12.33,"mean_quality":0.0,"start":"2025-03-11T16:20Z","start_local":"18:20","target":null}],"targets":[{"best_window":null,"dec":41.26875,"moon_separation":110.8,"name":"M31","quality_hours":0.11,"ra":10.68470833,"resolved":{"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},"score":1,"score_astronomy":5,"score_weather":28,"transit":{"airmass":1.0,"alt":89.5,"az":237.8,"t":"2025-03-11T11:50Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2025-03-11T16:55Z","end_local":"18:55","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2025-03-11T16:20Z","start_local":"18:20"},{"end":"2025-03-11T18:30Z","end_local":"20:30","hours":1.58,"label":"poor","mean_quality":0.07,"start":"2025-03-11T16:55Z","start_local":"18:55"},{"end":"2025-03-12T04:40Z","end_local":"06:40","hours":10.17,"label":"unusable","mean_quality":0.0,"start":"2025-03-11T18:30Z","start_local":"20:30"}]}],"unscheduled":[{"name":"M31","why":"Overcast (\u226580 % cloud) for 9.2 of 11.3 dark hours \u2014 the sky is closed whatever the geometry says."}],"warnings":[]}
