{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-12-31","schedule":[{"end":"2025-12-31T23:55Z","end_local":"01:55","hours":8.92,"mean_quality":0.0,"start":"2025-12-31T15:00Z","start_local":"17:00","target":null},{"end":"2026-01-01T00:00Z","end_local":"02:00","hours":0.08,"mean_quality":0.38,"start":"2025-12-31T23:55Z","start_local":"01:55","target":"3C 273"},{"end":"2026-01-01T00:20Z","end_local":"02:20","hours":0.33,"mean_quality":0.0,"start":"2026-01-01T00:00Z","start_local":"02:00","target":null},{"end":"2026-01-01T02:00Z","end_local":"04:00","hours":1.67,"mean_quality":0.43,"start":"2026-01-01T00:20Z","start_local":"02:20","target":"3C 273"},{"end":"2026-01-01T05:50Z","end_local":"07:50","hours":3.83,"mean_quality":0.0,"start":"2026-01-01T02:00Z","start_local":"04:00","target":null}],"targets":[{"best_window":{"end":"2026-01-01T02:00Z","end_local":"04:00","hours":1.67,"label":"marginal","mean_quality":0.43,"start":"2026-01-01T00:20Z","start_local":"02:20"},"dec":2.05238823,"moon_separation":119.4,"name":"3C 273","quality_hours":1.26,"ra":187.27791594,"resolved":{"dec":2.05238823,"morphology":"E3","name":"3C 273","ra":187.27791594,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=3C%20273","source":"sesame","type":"BLL","type_text":"BL Lac object \u2014 a blazar","vmag":14.83},"score":29,"score_astronomy":83,"score_weather":35,"transit":{"airmass":1.3,"alt":50.2,"az":180.7,"t":"2026-01-01T04:10Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2025-12-31T23:55Z","end_local":"01:55","hours":8.92,"label":"unusable","mean_quality":0.0,"start":"2025-12-31T15:00Z","start_local":"17:00"},{"end":"2026-01-01T00:00Z","end_local":"02:00","hours":0.08,"label":"marginal","mean_quality":0.38,"start":"2025-12-31T23:55Z","start_local":"01:55"},{"end":"2026-01-01T00:20Z","end_local":"02:20","hours":0.33,"label":"poor","mean_quality":0.27,"start":"2026-01-01T00:00Z","start_local":"02:00"},{"end":"2026-01-01T02:00Z","end_local":"04:00","hours":1.67,"label":"marginal","mean_quality":0.43,"start":"2026-01-01T00:20Z","start_local":"02:20"},{"end":"2026-01-01T03:00Z","end_local":"05:00","hours":1.0,"label":"unusable","mean_quality":0.0,"start":"2026-01-01T02:00Z","start_local":"04:00"},{"end":"2026-01-01T05:20Z","end_local":"07:20","hours":2.33,"label":"poor","mean_quality":0.18,"start":"2026-01-01T03:00Z","start_local":"05:00"},{"end":"2026-01-01T05:50Z","end_local":"07:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-01-01T05:20Z","start_local":"07:20"}]}],"unscheduled":[],"warnings":[]}