{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-09-30","schedule":[{"end":"2025-09-30T21:00Z","end_local":"00:00","hours":5.0,"mean_quality":0.0,"start":"2025-09-30T16:00Z","start_local":"19:00","target":null},{"end":"2025-10-01T01:35Z","end_local":"04:35","hours":4.58,"mean_quality":0.74,"start":"2025-09-30T21:00Z","start_local":"00:00","target":"NGC 7000"},{"end":"2025-10-01T04:20Z","end_local":"07:20","hours":2.75,"mean_quality":0.0,"start":"2025-10-01T01:35Z","start_local":"04:35","target":null}],"targets":[{"best_window":{"end":"2025-10-01T01:00Z","end_local":"04:00","hours":4.0,"label":"good","mean_quality":0.78,"start":"2025-09-30T21:00Z","start_local":"00:00"},"dec":44.33,"moon_separation":74.3,"name":"NGC 7000","quality_hours":3.41,"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":50,"score_astronomy":100,"score_weather":50,"transit":{"airmass":1.0,"alt":87.2,"az":6.3,"t":"2025-09-30T18:40Z"},"verdict":"marginal","weather_known":true,"windows":[{"end":"2025-09-30T21:00Z","end_local":"00:00","hours":5.0,"label":"unusable","mean_quality":0.0,"start":"2025-09-30T16:00Z","start_local":"19:00"},{"end":"2025-10-01T01:00Z","end_local":"04:00","hours":4.0,"label":"good","mean_quality":0.78,"start":"2025-09-30T21:00Z","start_local":"00:00"},{"end":"2025-10-01T01:35Z","end_local":"04:35","hours":0.58,"label":"marginal","mean_quality":0.51,"start":"2025-10-01T01:00Z","start_local":"04:00"},{"end":"2025-10-01T04:20Z","end_local":"07:20","hours":2.75,"label":"unusable","mean_quality":0.0,"start":"2025-10-01T01:35Z","start_local":"04:35"}]}],"unscheduled":[],"warnings":[]}