{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-04-27","schedule":[{"end":"2027-04-27T20:10Z","end_local":"23:10","hours":3.0,"mean_quality":0.0,"start":"2027-04-27T17:10Z","start_local":"20:10","target":null},{"end":"2027-04-28T02:20Z","end_local":"05:20","hours":6.17,"mean_quality":0.76,"start":"2027-04-27T20:10Z","start_local":"23:10","target":"Vega"},{"end":"2027-04-28T03:25Z","end_local":"06:25","hours":1.08,"mean_quality":0.0,"start":"2027-04-28T02:20Z","start_local":"05:20","target":null}],"targets":[{"best_window":{"end":"2027-04-28T01:40Z","end_local":"04:40","hours":5.0,"label":"good","mean_quality":0.83,"start":"2027-04-27T20:40Z","start_local":"23:40"},"dec":38.78368896,"moon_separation":64.1,"name":"Vega","quality_hours":4.74,"ra":279.23473479,"resolved":{"common_name":"Vega","dec":38.78368896,"name":"* alf Lyr","ra":279.23473479,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=Vega","source":"sesame","spectral_type":"A0V","type":"dS*","type_text":"delta Scuti variable","vmag":0.03},"score":null,"score_astronomy":97,"score_weather":null,"transit":{"airmass":1.0,"alt":87.1,"az":178.0,"t":"2027-04-28T02:35Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-04-27T20:10Z","end_local":"23:10","hours":3.0,"label":"unusable","mean_quality":0.0,"start":"2027-04-27T17:10Z","start_local":"20:10"},{"end":"2027-04-27T20:40Z","end_local":"23:40","hours":0.5,"label":"marginal","mean_quality":0.5,"start":"2027-04-27T20:10Z","start_local":"23:10"},{"end":"2027-04-28T01:40Z","end_local":"04:40","hours":5.0,"label":"good","mean_quality":0.83,"start":"2027-04-27T20:40Z","start_local":"23:40"},{"end":"2027-04-28T02:20Z","end_local":"05:20","hours":0.67,"label":"marginal","mean_quality":0.39,"start":"2027-04-28T01:40Z","start_local":"04:40"},{"end":"2027-04-28T02:55Z","end_local":"05:55","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2027-04-28T02:20Z","start_local":"05:20"},{"end":"2027-04-28T03:25Z","end_local":"06:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-04-28T02:55Z","start_local":"05:55"}]}],"unscheduled":[],"warnings":[]}