{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2026-05-23","schedule":[{"end":"2026-05-23T21:00Z","end_local":"00:00","hours":3.33,"mean_quality":0.0,"start":"2026-05-23T17:40Z","start_local":"20:40","target":null},{"end":"2026-05-24T00:00Z","end_local":"03:00","hours":3.0,"mean_quality":0.56,"start":"2026-05-23T21:00Z","start_local":"00:00","target":"NGC 7000"},{"end":"2026-05-24T02:55Z","end_local":"05:55","hours":2.92,"mean_quality":0.0,"start":"2026-05-24T00:00Z","start_local":"03:00","target":null}],"targets":[{"best_window":{"end":"2026-05-23T23:00Z","end_local":"02:00","hours":1.0,"label":"good","mean_quality":0.67,"start":"2026-05-23T22:00Z","start_local":"01:00"},"dec":44.33,"moon_separation":122.8,"name":"NGC 7000","quality_hours":1.86,"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":45,"score_astronomy":100,"score_weather":45,"transit":{"airmass":1.0,"alt":87.3,"az":355.5,"t":"2026-05-24T03:15Z"},"verdict":"marginal","weather_known":true,"windows":[{"end":"2026-05-23T20:25Z","end_local":"23:25","hours":2.75,"label":"unusable","mean_quality":0.0,"start":"2026-05-23T17:40Z","start_local":"20:40"},{"end":"2026-05-23T21:00Z","end_local":"00:00","hours":0.58,"label":"poor","mean_quality":0.25,"start":"2026-05-23T20:25Z","start_local":"23:25"},{"end":"2026-05-23T22:00Z","end_local":"01:00","hours":1.0,"label":"marginal","mean_quality":0.45,"start":"2026-05-23T21:00Z","start_local":"00:00"},{"end":"2026-05-23T23:00Z","end_local":"02:00","hours":1.0,"label":"good","mean_quality":0.67,"start":"2026-05-23T22:00Z","start_local":"01:00"},{"end":"2026-05-24T00:00Z","end_local":"03:00","hours":1.0,"label":"marginal","mean_quality":0.56,"start":"2026-05-23T23:00Z","start_local":"02:00"},{"end":"2026-05-24T02:00Z","end_local":"05:00","hours":2.0,"label":"unusable","mean_quality":0.0,"start":"2026-05-24T00:00Z","start_local":"03:00"},{"end":"2026-05-24T02:25Z","end_local":"05:25","hours":0.42,"label":"poor","mean_quality":0.08,"start":"2026-05-24T02:00Z","start_local":"05:00"},{"end":"2026-05-24T02:55Z","end_local":"05:55","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-05-24T02:25Z","start_local":"05:25"}]}],"unscheduled":[],"warnings":[]}