{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2030-01-14","schedule":[{"end":"2030-01-14T16:55Z","end_local":"18:55","hours":1.75,"mean_quality":0.0,"start":"2030-01-14T15:10Z","start_local":"17:10","target":null},{"end":"2030-01-14T23:50Z","end_local":"01:50","hours":6.92,"mean_quality":0.4,"start":"2030-01-14T16:55Z","start_local":"18:55","target":"M45"},{"end":"2030-01-15T05:50Z","end_local":"07:50","hours":6.0,"mean_quality":0.0,"start":"2030-01-14T23:50Z","start_local":"01:50","target":null}],"targets":[{"best_window":{"end":"2030-01-14T23:50Z","end_local":"01:50","hours":6.92,"label":"marginal","mean_quality":0.4,"start":"2030-01-14T16:55Z","start_local":"18:55"},"dec":24.11388889,"moon_separation":2.4,"name":"M45","quality_hours":2.99,"ra":56.60083333,"resolved":{"common_name":"Seven Sisters","dec":24.11388889,"name":"Cl Melotte 22","ra":56.60083333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M45","source":"sesame","type":"OpC","type_text":"open cluster"},"score":null,"score_astronomy":31,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":178.3,"t":"2030-01-14T18:30Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2030-01-14T15:50Z","end_local":"17:50","hours":0.67,"label":"unusable","mean_quality":0.0,"start":"2030-01-14T15:10Z","start_local":"17:10"},{"end":"2030-01-14T16:55Z","end_local":"18:55","hours":1.08,"label":"poor","mean_quality":0.14,"start":"2030-01-14T15:50Z","start_local":"17:50"},{"end":"2030-01-14T23:50Z","end_local":"01:50","hours":6.92,"label":"marginal","mean_quality":0.4,"start":"2030-01-14T16:55Z","start_local":"18:55"},{"end":"2030-01-15T00:10Z","end_local":"02:10","hours":0.33,"label":"poor","mean_quality":0.27,"start":"2030-01-14T23:50Z","start_local":"01:50"},{"end":"2030-01-15T05:50Z","end_local":"07:50","hours":5.67,"label":"unusable","mean_quality":0.0,"start":"2030-01-15T00:10Z","start_local":"02:10"}]}],"unscheduled":[],"warnings":[]}