{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2029-01-31","schedule":[{"end":"2029-01-31T16:40Z","end_local":"18:40","hours":1.08,"mean_quality":0.0,"start":"2029-01-31T15:35Z","start_local":"17:35","target":null},{"end":"2029-01-31T23:00Z","end_local":"01:00","hours":6.33,"mean_quality":0.68,"start":"2029-01-31T16:40Z","start_local":"18:40","target":"M45"},{"end":"2029-02-01T05:35Z","end_local":"07:35","hours":6.58,"mean_quality":0.0,"start":"2029-01-31T23:00Z","start_local":"01:00","target":null}],"targets":[{"best_window":{"end":"2029-01-31T21:50Z","end_local":"23:50","hours":4.58,"label":"good","mean_quality":0.76,"start":"2029-01-31T17:15Z","start_local":"19:15"},"dec":24.11388889,"moon_separation":95.8,"name":"M45","quality_hours":4.44,"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":100,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":180.5,"t":"2029-01-31T17:25Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2029-01-31T16:05Z","end_local":"18:05","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2029-01-31T15:35Z","start_local":"17:35"},{"end":"2029-01-31T16:40Z","end_local":"18:40","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2029-01-31T16:05Z","start_local":"18:05"},{"end":"2029-01-31T17:15Z","end_local":"19:15","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2029-01-31T16:40Z","start_local":"18:40"},{"end":"2029-01-31T21:50Z","end_local":"23:50","hours":4.58,"label":"good","mean_quality":0.76,"start":"2029-01-31T17:15Z","start_local":"19:15"},{"end":"2029-01-31T23:00Z","end_local":"01:00","hours":1.17,"label":"marginal","mean_quality":0.48,"start":"2029-01-31T21:50Z","start_local":"23:50"},{"end":"2029-01-31T23:05Z","end_local":"01:05","hours":0.08,"label":"poor","mean_quality":0.29,"start":"2029-01-31T23:00Z","start_local":"01:00"},{"end":"2029-02-01T05:35Z","end_local":"07:35","hours":6.5,"label":"unusable","mean_quality":0.0,"start":"2029-01-31T23:05Z","start_local":"01:05"}]}],"unscheduled":[],"warnings":[]}
