{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2026-07-31","schedule":[{"end":"2026-07-31T18:55Z","end_local":"21:55","hours":1.25,"mean_quality":0.0,"start":"2026-07-31T17:40Z","start_local":"20:40","target":null},{"end":"2026-08-01T01:25Z","end_local":"04:25","hours":6.5,"mean_quality":0.55,"start":"2026-07-31T18:55Z","start_local":"21:55","target":"NGC 7000"},{"end":"2026-08-01T03:20Z","end_local":"06:20","hours":1.92,"mean_quality":0.0,"start":"2026-08-01T01:25Z","start_local":"04:25","target":null}],"targets":[{"best_window":{"end":"2026-07-31T21:10Z","end_local":"00:10","hours":1.58,"label":"good","mean_quality":0.63,"start":"2026-07-31T19:35Z","start_local":"22:35"},"dec":44.33,"moon_separation":57.1,"name":"NGC 7000","quality_hours":3.86,"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":63,"score_astronomy":63,"score_weather":100,"transit":{"airmass":1.0,"alt":87.2,"az":350.8,"t":"2026-07-31T22:45Z"},"verdict":"marginal","weather_known":true,"windows":[{"end":"2026-07-31T18:15Z","end_local":"21:15","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-07-31T17:40Z","start_local":"20:40"},{"end":"2026-07-31T18:55Z","end_local":"21:55","hours":0.67,"label":"poor","mean_quality":0.13,"start":"2026-07-31T18:15Z","start_local":"21:15"},{"end":"2026-07-31T19:35Z","end_local":"22:35","hours":0.67,"label":"marginal","mean_quality":0.32,"start":"2026-07-31T18:55Z","start_local":"21:55"},{"end":"2026-07-31T21:10Z","end_local":"00:10","hours":1.58,"label":"good","mean_quality":0.63,"start":"2026-07-31T19:35Z","start_local":"22:35"},{"end":"2026-08-01T01:25Z","end_local":"04:25","hours":4.25,"label":"marginal","mean_quality":0.55,"start":"2026-07-31T21:10Z","start_local":"00:10"},{"end":"2026-08-01T02:45Z","end_local":"05:45","hours":1.33,"label":"poor","mean_quality":0.17,"start":"2026-08-01T01:25Z","start_local":"04:25"},{"end":"2026-08-01T03:20Z","end_local":"06:20","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-08-01T02:45Z","start_local":"05:45"}]}],"unscheduled":[],"warnings":[]}