{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2026-04-21","schedule":[{"end":"2026-04-22T03:35Z","end_local":"06:35","hours":10.5,"mean_quality":0.0,"start":"2026-04-21T17:05Z","start_local":"20:05","target":null}],"targets":[{"best_window":null,"dec":44.33,"moon_separation":98.5,"name":"NGC 7000","quality_hours":0.0,"ra":314.69583333,"resolved":{"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"},"score":0,"score_astronomy":71,"score_weather":0,"transit":{"airmass":1.0,"alt":87.3,"az":358.6,"t":"2026-04-22T05:20Z"},"verdict":"unusable","weather_known":true,"windows":[{"end":"2026-04-22T03:35Z","end_local":"06:35","hours":10.5,"label":"unusable","mean_quality":0.0,"start":"2026-04-21T17:05Z","start_local":"20:05"}]}],"unscheduled":[{"name":"NGC 7000","why":"Overcast (\u226580 % cloud) for 9.4 of 9.4 dark hours \u2014 the sky is closed whatever the geometry says."}],"warnings":[]}