{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-01-04","schedule":[{"end":"2027-01-04T16:10Z","end_local":"18:10","hours":1.17,"mean_quality":0.0,"start":"2027-01-04T15:00Z","start_local":"17:00","target":null},{"end":"2027-01-04T16:35Z","end_local":"18:35","hours":0.42,"mean_quality":0.34,"start":"2027-01-04T16:10Z","start_local":"18:10","target":"HD 189733"},{"end":"2027-01-04T16:45Z","end_local":"18:45","hours":0.17,"mean_quality":0.0,"start":"2027-01-04T16:35Z","start_local":"18:35","target":null},{"end":"2027-01-04T17:00Z","end_local":"19:00","hours":0.25,"mean_quality":0.46,"start":"2027-01-04T16:45Z","start_local":"18:45","target":"HD 189733"},{"end":"2027-01-05T05:50Z","end_local":"07:50","hours":12.83,"mean_quality":0.0,"start":"2027-01-04T17:00Z","start_local":"19:00","target":null}],"targets":[{"best_window":{"end":"2027-01-04T16:35Z","end_local":"18:35","hours":0.42,"label":"marginal","mean_quality":0.34,"start":"2027-01-04T16:10Z","start_local":"18:10"},"dec":22.71085365,"moon_separation":69.1,"name":"HD 189733","quality_hours":0.38,"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":5,"score_weather":null,"transit":{"airmass":1.06,"alt":71.1,"az":181.8,"t":"2027-01-04T11:30Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-01-04T15:35Z","end_local":"17:35","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2027-01-04T15:00Z","start_local":"17:00"},{"end":"2027-01-04T16:10Z","end_local":"18:10","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2027-01-04T15:35Z","start_local":"17:35"},{"end":"2027-01-04T16:35Z","end_local":"18:35","hours":0.42,"label":"marginal","mean_quality":0.34,"start":"2027-01-04T16:10Z","start_local":"18:10"},{"end":"2027-01-04T16:45Z","end_local":"18:45","hours":0.17,"label":"poor","mean_quality":0.28,"start":"2027-01-04T16:35Z","start_local":"18:35"},{"end":"2027-01-04T17:00Z","end_local":"19:00","hours":0.25,"label":"marginal","mean_quality":0.46,"start":"2027-01-04T16:45Z","start_local":"18:45"},{"end":"2027-01-05T05:50Z","end_local":"07:50","hours":12.83,"label":"unusable","mean_quality":0.0,"start":"2027-01-04T17:00Z","start_local":"19:00"}]}],"unscheduled":[],"warnings":[]}