{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-08-13","schedule":[{"end":"2028-08-13T18:30Z","end_local":"21:30","hours":1.17,"mean_quality":0.0,"start":"2028-08-13T17:20Z","start_local":"20:20","target":null},{"end":"2028-08-13T20:05Z","end_local":"23:05","hours":1.58,"mean_quality":0.79,"start":"2028-08-13T18:30Z","start_local":"21:30","target":"NGC 7000"},{"end":"2028-08-13T21:40Z","end_local":"00:40","hours":1.58,"mean_quality":0.95,"start":"2028-08-13T20:05Z","start_local":"23:05","target":"V1057 Cyg"},{"end":"2028-08-13T23:15Z","end_local":"02:15","hours":1.58,"mean_quality":0.76,"start":"2028-08-13T21:40Z","start_local":"00:40","target":"M31"},{"end":"2028-08-14T00:50Z","end_local":"03:50","hours":1.58,"mean_quality":0.71,"start":"2028-08-13T23:15Z","start_local":"02:15","target":"M33"},{"end":"2028-08-14T02:25Z","end_local":"05:25","hours":1.58,"mean_quality":0.49,"start":"2028-08-14T00:50Z","start_local":"03:50","target":"M45"},{"end":"2028-08-14T03:30Z","end_local":"06:30","hours":1.08,"mean_quality":0.0,"start":"2028-08-14T02:25Z","start_local":"05:25","target":null}],"targets":[{"best_window":{"end":"2028-08-14T01:45Z","end_local":"04:45","hours":6.25,"label":"good","mean_quality":0.75,"start":"2028-08-13T19:30Z","start_local":"22:30"},"dec":41.26875,"moon_separation":39.6,"name":"M31","quality_hours":5.23,"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":89.6,"az":229.4,"t":"2028-08-14T01:35Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-08-13T18:55Z","end_local":"21:55","hours":1.58,"label":"unusable","mean_quality":0.0,"start":"2028-08-13T17:20Z","start_local":"20:20"},{"end":"2028-08-13T19:10Z","end_local":"22:10","hours":0.25,"label":"poor","mean_quality":0.22,"start":"2028-08-13T18:55Z","start_local":"21:55"},{"end":"2028-08-13T19:30Z","end_local":"22:30","hours":0.33,"label":"marginal","mean_quality":0.54,"start":"2028-08-13T19:10Z","start_local":"22:10"},{"end":"2028-08-14T01:45Z","end_local":"04:45","hours":6.25,"label":"good","mean_quality":0.75,"start":"2028-08-13T19:30Z","start_local":"22:30"},{"end":"2028-08-14T02:25Z","end_local":"05:25","hours":0.67,"label":"marginal","mean_quality":0.35,"start":"2028-08-14T01:45Z","start_local":"04:45"},{"end":"2028-08-14T03:00Z","end_local":"06:00","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2028-08-14T02:25Z","start_local":"05:25"},{"end":"2028-08-14T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-08-14T03:00Z","start_local":"06:00"}]},{"best_window":null,"dec":-5.3876,"moon_separation":41.5,"name":"M42","quality_hours":0.02,"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":0,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":180.0,"t":"2028-08-14T06:25Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-08-14T02:40Z","end_local":"05:40","hours":9.33,"label":"unusable","mean_quality":0.0,"start":"2028-08-13T17:20Z","start_local":"20:20"},{"end":"2028-08-14T03:00Z","end_local":"06:00","hours":0.33,"label":"poor","mean_quality":0.05,"start":"2028-08-14T02:40Z","start_local":"05:40"},{"end":"2028-08-14T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-08-14T03:00Z","start_local":"06:00"}]},{"best_window":{"end":"2028-08-14T01:45Z","end_local":"04:45","hours":1.08,"label":"good","mean_quality":0.62,"start":"2028-08-14T00:40Z","start_local":"03:40"},"dec":24.11388889,"moon_separation":2.9,"name":"M45","quality_hours":1.75,"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":28,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":178.8,"t":"2028-08-14T04:35Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-08-13T23:05Z","end_local":"02:05","hours":5.75,"label":"unusable","mean_quality":0.0,"start":"2028-08-13T17:20Z","start_local":"20:20"},{"end":"2028-08-14T00:40Z","end_local":"03:40","hours":1.58,"label":"marginal","mean_quality":0.51,"start":"2028-08-13T23:05Z","start_local":"02:05"},{"end":"2028-08-14T01:45Z","end_local":"04:45","hours":1.08,"label":"good","mean_quality":0.62,"start":"2028-08-14T00:40Z","start_local":"03:40"},{"end":"2028-08-14T02:25Z","end_local":"05:25","hours":0.67,"label":"marginal","mean_quality":0.32,"start":"2028-08-14T01:45Z","start_local":"04:45"},{"end":"2028-08-14T03:00Z","end_local":"06:00","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2028-08-14T02:25Z","start_local":"05:25"},{"end":"2028-08-14T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-08-14T03:00Z","start_local":"06:00"}]},{"best_window":{"end":"2028-08-14T01:45Z","end_local":"04:45","hours":6.58,"label":"good","mean_quality":0.89,"start":"2028-08-13T19:10Z","start_local":"22:10"},"dec":44.33,"moon_separation":79.6,"name":"NGC 7000","quality_hours":6.57,"ra":314.69583333,"resolved":{"common_name":"North America Nebula","dec":44.33,"name":"NGC 7000","ra":314.69583333,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=NGC%207000","source":"sesame","type":"Cl*","type_text":"star cluster"},"score":null,"score_astronomy":100,"score_weather":null,"transit":{"airmass":1.0,"alt":87.2,"az":357.9,"t":"2028-08-13T21:50Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-08-13T17:55Z","end_local":"20:55","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-08-13T17:20Z","start_local":"20:20"},{"end":"2028-08-13T18:30Z","end_local":"21:30","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2028-08-13T17:55Z","start_local":"20:55"},{"end":"2028-08-13T19:10Z","end_local":"22:10","hours":0.67,"label":"marginal","mean_quality":0.49,"start":"2028-08-13T18:30Z","start_local":"21:30"},{"end":"2028-08-14T01:45Z","end_local":"04:45","hours":6.58,"label":"good","mean_quality":0.89,"start":"2028-08-13T19:10Z","start_local":"22:10"},{"end":"2028-08-14T02:25Z","end_local":"05:25","hours":0.67,"label":"marginal","mean_quality":0.37,"start":"2028-08-14T01:45Z","start_local":"04:45"},{"end":"2028-08-14T03:00Z","end_local":"06:00","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2028-08-14T02:25Z","start_local":"05:25"},{"end":"2028-08-14T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-08-14T03:00Z","start_local":"06:00"}]},{"best_window":{"end":"2028-08-14T01:45Z","end_local":"04:45","hours":6.58,"label":"good","mean_quality":0.89,"start":"2028-08-13T19:10Z","start_local":"22:10"},"dec":44.25788576,"moon_separation":79.6,"name":"V1057 Cyg","quality_hours":6.57,"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":358.3,"t":"2028-08-13T21:50Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-08-13T17:55Z","end_local":"20:55","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-08-13T17:20Z","start_local":"20:20"},{"end":"2028-08-13T18:30Z","end_local":"21:30","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2028-08-13T17:55Z","start_local":"20:55"},{"end":"2028-08-13T19:10Z","end_local":"22:10","hours":0.67,"label":"marginal","mean_quality":0.49,"start":"2028-08-13T18:30Z","start_local":"21:30"},{"end":"2028-08-14T01:45Z","end_local":"04:45","hours":6.58,"label":"good","mean_quality":0.89,"start":"2028-08-13T19:10Z","start_local":"22:10"},{"end":"2028-08-14T02:25Z","end_local":"05:25","hours":0.67,"label":"marginal","mean_quality":0.37,"start":"2028-08-14T01:45Z","start_local":"04:45"},{"end":"2028-08-14T03:00Z","end_local":"06:00","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2028-08-14T02:25Z","start_local":"05:25"},{"end":"2028-08-14T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-08-14T03:00Z","start_local":"06:00"}]},{"best_window":{"end":"2028-08-14T01:45Z","end_local":"04:45","hours":4.5,"label":"good","mean_quality":0.69,"start":"2028-08-13T21:15Z","start_local":"00:15"},"dec":30.66017511,"moon_separation":27.5,"name":"M33","quality_hours":3.75,"ra":23.46206906,"resolved":{"common_name":"Triangulum Pinwheel","dec":30.66017511,"morphology":"SA(s)cd","name":"M 33","ra":23.46206906,"simbad_url":"https://simbad.cds.unistra.fr/simbad/sim-id?Ident=M33","source":"sesame","type":"GiG","type_text":"galaxy in a group","vmag":5.72},"score":null,"score_astronomy":68,"score_weather":null,"transit":{"airmass":1.02,"alt":79.1,"az":180.7,"t":"2028-08-14T02:25Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-08-13T20:30Z","end_local":"23:30","hours":3.17,"label":"unusable","mean_quality":0.0,"start":"2028-08-13T17:20Z","start_local":"20:20"},{"end":"2028-08-13T21:15Z","end_local":"00:15","hours":0.75,"label":"marginal","mean_quality":0.51,"start":"2028-08-13T20:30Z","start_local":"23:30"},{"end":"2028-08-14T01:45Z","end_local":"04:45","hours":4.5,"label":"good","mean_quality":0.69,"start":"2028-08-13T21:15Z","start_local":"00:15"},{"end":"2028-08-14T02:25Z","end_local":"05:25","hours":0.67,"label":"marginal","mean_quality":0.34,"start":"2028-08-14T01:45Z","start_local":"04:45"},{"end":"2028-08-14T03:00Z","end_local":"06:00","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2028-08-14T02:25Z","start_local":"05:25"},{"end":"2028-08-14T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-08-14T03:00Z","start_local":"06:00"}]}],"unscheduled":[{"name":"M42","why":"no usable window tonight"}],"warnings":[]}
