{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-01-31","schedule":[{"end":"2027-01-31T16:40Z","end_local":"18:40","hours":1.17,"mean_quality":0.0,"start":"2027-01-31T15:30Z","start_local":"17:30","target":null},{"end":"2027-01-31T21:05Z","end_local":"23:05","hours":4.42,"mean_quality":0.77,"start":"2027-01-31T16:40Z","start_local":"18:40","target":"M31"},{"end":"2027-02-01T05:35Z","end_local":"07:35","hours":8.5,"mean_quality":0.0,"start":"2027-01-31T21:05Z","start_local":"23:05","target":null}],"targets":[{"best_window":{"end":"2027-01-31T20:30Z","end_local":"22:30","hours":3.25,"label":"good","mean_quality":0.86,"start":"2027-01-31T17:15Z","start_local":"19:15"},"dec":41.26875,"moon_separation":131.9,"name":"M31","quality_hours":3.48,"ra":10.68470833,"resolved":{"common_name":"Andromeda Galaxy","dec":41.26875,"morphology":"SA(s)b","name":"M 31","ra":10.68470833,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M31","source":"sesame","type":"AGN","type_text":"galaxy with an active nucleus","vmag":3.44},"score":null,"score_astronomy":86,"score_weather":null,"transit":{"airmass":1.0,"alt":89.5,"az":234.6,"t":"2027-01-31T14:25Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-01-31T16:05Z","end_local":"18:05","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2027-01-31T15:30Z","start_local":"17:30"},{"end":"2027-01-31T16:40Z","end_local":"18:40","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2027-01-31T16:05Z","start_local":"18:05"},{"end":"2027-01-31T17:15Z","end_local":"19:15","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2027-01-31T16:40Z","start_local":"18:40"},{"end":"2027-01-31T20:30Z","end_local":"22:30","hours":3.25,"label":"good","mean_quality":0.86,"start":"2027-01-31T17:15Z","start_local":"19:15"},{"end":"2027-01-31T21:05Z","end_local":"23:05","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2027-01-31T20:30Z","start_local":"22:30"},{"end":"2027-02-01T05:35Z","end_local":"07:35","hours":8.5,"label":"unusable","mean_quality":0.0,"start":"2027-01-31T21:05Z","start_local":"23:05"}]}],"unscheduled":[],"warnings":[]}
