{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-01-22","schedule":[{"end":"2027-01-22T17:05Z","end_local":"19:05","hours":1.75,"mean_quality":0.0,"start":"2027-01-22T15:20Z","start_local":"17:20","target":null},{"end":"2027-01-22T22:40Z","end_local":"00:40","hours":5.58,"mean_quality":0.4,"start":"2027-01-22T17:05Z","start_local":"19:05","target":"M42"},{"end":"2027-01-23T05:45Z","end_local":"07:45","hours":7.08,"mean_quality":0.0,"start":"2027-01-22T22:40Z","start_local":"00:40","target":null}],"targets":[{"best_window":{"end":"2027-01-22T22:40Z","end_local":"00:40","hours":5.58,"label":"marginal","mean_quality":0.4,"start":"2027-01-22T17:05Z","start_local":"19:05"},"dec":-5.3876,"moon_separation":52.9,"name":"M42","quality_hours":2.61,"ra":83.8201,"resolved":{"common_name":"Great Orion Nebula","dec":-5.3876,"name":"M 42","ra":83.8201,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M42","source":"sesame","type":"HII","type_text":"HII region \u2014 a star-forming nebula"},"score":null,"score_astronomy":31,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":180.0,"t":"2027-01-22T19:50Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-01-22T16:05Z","end_local":"18:05","hours":0.75,"label":"unusable","mean_quality":0.0,"start":"2027-01-22T15:20Z","start_local":"17:20"},{"end":"2027-01-22T17:05Z","end_local":"19:05","hours":1.0,"label":"poor","mean_quality":0.14,"start":"2027-01-22T16:05Z","start_local":"18:05"},{"end":"2027-01-22T22:40Z","end_local":"00:40","hours":5.58,"label":"marginal","mean_quality":0.4,"start":"2027-01-22T17:05Z","start_local":"19:05"},{"end":"2027-01-22T23:40Z","end_local":"01:40","hours":1.0,"label":"poor","mean_quality":0.23,"start":"2027-01-22T22:40Z","start_local":"00:40"},{"end":"2027-01-23T05:45Z","end_local":"07:45","hours":6.08,"label":"unusable","mean_quality":0.0,"start":"2027-01-22T23:40Z","start_local":"01:40"}]}],"unscheduled":[],"warnings":[]}
