{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-03-23","schedule":[{"end":"2027-03-24T00:50Z","end_local":"02:50","hours":8.25,"mean_quality":0.0,"start":"2027-03-23T16:35Z","start_local":"18:35","target":null},{"end":"2027-03-24T03:20Z","end_local":"05:20","hours":2.5,"mean_quality":0.55,"start":"2027-03-24T00:50Z","start_local":"02:50","target":"HD 189733"},{"end":"2027-03-24T04:20Z","end_local":"06:20","hours":1.0,"mean_quality":0.0,"start":"2027-03-24T03:20Z","start_local":"05:20","target":null}],"targets":[{"best_window":{"end":"2027-03-24T02:45Z","end_local":"04:45","hours":1.17,"label":"good","mean_quality":0.68,"start":"2027-03-24T01:35Z","start_local":"03:35"},"dec":22.71085365,"moon_separation":105.3,"name":"HD 189733","quality_hours":1.43,"ra":300.18213726,"resolved":{"dec":22.71085365,"name":"HD 189733","ra":300.18213726,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=HD%20189733","source":"sesame","spectral_type":"K2V","type":"BY*","type_text":"BY Draconis variable \u2014 a spotted, rotating star","vmag":7.648},"score":null,"score_astronomy":26,"score_weather":null,"transit":{"airmass":1.06,"alt":71.1,"az":178.6,"t":"2027-03-24T06:15Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-03-24T00:50Z","end_local":"02:50","hours":8.25,"label":"unusable","mean_quality":0.0,"start":"2027-03-23T16:35Z","start_local":"18:35"},{"end":"2027-03-24T01:35Z","end_local":"03:35","hours":0.75,"label":"marginal","mean_quality":0.47,"start":"2027-03-24T00:50Z","start_local":"02:50"},{"end":"2027-03-24T02:45Z","end_local":"04:45","hours":1.17,"label":"good","mean_quality":0.68,"start":"2027-03-24T01:35Z","start_local":"03:35"},{"end":"2027-03-24T03:20Z","end_local":"05:20","hours":0.58,"label":"marginal","mean_quality":0.38,"start":"2027-03-24T02:45Z","start_local":"04:45"},{"end":"2027-03-24T03:55Z","end_local":"05:55","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2027-03-24T03:20Z","start_local":"05:20"},{"end":"2027-03-24T04:20Z","end_local":"06:20","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2027-03-24T03:55Z","start_local":"05:55"}]}],"unscheduled":[],"warnings":[]}
