{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-05-31","schedule":[{"end":"2027-05-31T19:55Z","end_local":"22:55","hours":2.17,"mean_quality":0.0,"start":"2027-05-31T17:45Z","start_local":"20:45","target":null},{"end":"2027-06-01T01:35Z","end_local":"04:35","hours":5.67,"mean_quality":0.78,"start":"2027-05-31T19:55Z","start_local":"22:55","target":"V1057 Cyg"},{"end":"2027-06-01T02:50Z","end_local":"05:50","hours":1.25,"mean_quality":0.0,"start":"2027-06-01T01:35Z","start_local":"04:35","target":null}],"targets":[{"best_window":{"end":"2027-06-01T00:45Z","end_local":"03:45","hours":4.25,"label":"good","mean_quality":0.88,"start":"2027-05-31T20:30Z","start_local":"23:30"},"dec":44.25788576,"moon_separation":61.3,"name":"V1057 Cyg","quality_hours":4.55,"ra":314.72388973,"resolved":{"dec":44.25788576,"name":"EM* LkHA 190","ra":314.72388973,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=V1057%20Cyg","source":"sesame","spectral_type":"F7/G3I/IIe","type":"Or*","type_text":"Orion-type variable \u2014 a young, erupting star","vmag":12.33},"score":null,"score_astronomy":100,"score_weather":null,"transit":{"airmass":1.0,"alt":87.3,"az":354.1,"t":"2027-06-01T02:45Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-05-31T19:55Z","end_local":"22:55","hours":2.17,"label":"unusable","mean_quality":0.0,"start":"2027-05-31T17:45Z","start_local":"20:45"},{"end":"2027-05-31T20:30Z","end_local":"23:30","hours":0.58,"label":"marginal","mean_quality":0.51,"start":"2027-05-31T19:55Z","start_local":"22:55"},{"end":"2027-06-01T00:45Z","end_local":"03:45","hours":4.25,"label":"good","mean_quality":0.88,"start":"2027-05-31T20:30Z","start_local":"23:30"},{"end":"2027-06-01T01:35Z","end_local":"04:35","hours":0.83,"label":"marginal","mean_quality":0.47,"start":"2027-06-01T00:45Z","start_local":"03:45"},{"end":"2027-06-01T02:20Z","end_local":"05:20","hours":0.75,"label":"poor","mean_quality":0.14,"start":"2027-06-01T01:35Z","start_local":"04:35"},{"end":"2027-06-01T02:50Z","end_local":"05:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-06-01T02:20Z","start_local":"05:20"}]}],"unscheduled":[],"warnings":[]}