{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2026-08-14","schedule":[{"end":"2026-08-14T18:30Z","end_local":"21:30","hours":1.17,"mean_quality":0.0,"start":"2026-08-14T17:20Z","start_local":"20:20","target":null},{"end":"2026-08-14T19:55Z","end_local":"22:55","hours":1.42,"mean_quality":0.68,"start":"2026-08-14T18:30Z","start_local":"21:30","target":"NGC 7000"},{"end":"2026-08-14T21:20Z","end_local":"00:20","hours":1.42,"mean_quality":0.94,"start":"2026-08-14T19:55Z","start_local":"22:55","target":"V1057 Cyg"},{"end":"2026-08-14T22:45Z","end_local":"01:45","hours":1.42,"mean_quality":0.73,"start":"2026-08-14T21:20Z","start_local":"00:20","target":"M31"},{"end":"2026-08-15T00:00Z","end_local":"03:00","hours":1.25,"mean_quality":0.56,"start":"2026-08-14T22:45Z","start_local":"01:45","target":"M33"},{"end":"2026-08-15T01:00Z","end_local":"04:00","hours":1.0,"mean_quality":0.0,"start":"2026-08-15T00:00Z","start_local":"03:00","target":null},{"end":"2026-08-15T01:30Z","end_local":"04:30","hours":0.5,"mean_quality":0.71,"start":"2026-08-15T01:00Z","start_local":"04:00","target":"M33"},{"end":"2026-08-15T02:25Z","end_local":"05:25","hours":0.92,"mean_quality":0.45,"start":"2026-08-15T01:30Z","start_local":"04:30","target":"M45"},{"end":"2026-08-15T03:30Z","end_local":"06:30","hours":1.08,"mean_quality":0.0,"start":"2026-08-15T02:25Z","start_local":"05:25","target":null}],"targets":[{"best_window":{"end":"2026-08-14T23:00Z","end_local":"02:00","hours":3.42,"label":"good","mean_quality":0.74,"start":"2026-08-14T19:35Z","start_local":"22:35"},"dec":41.26875,"moon_separation":133.4,"name":"M31","quality_hours":4.25,"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":66,"score_astronomy":100,"score_weather":66,"transit":{"airmass":1.0,"alt":89.6,"az":138.1,"t":"2026-08-15T01:30Z"},"verdict":"marginal","weather_known":true,"windows":[{"end":"2026-08-14T18:55Z","end_local":"21:55","hours":1.58,"label":"unusable","mean_quality":0.0,"start":"2026-08-14T17:20Z","start_local":"20:20"},{"end":"2026-08-14T19:10Z","end_local":"22:10","hours":0.25,"label":"poor","mean_quality":0.2,"start":"2026-08-14T18:55Z","start_local":"21:55"},{"end":"2026-08-14T19:35Z","end_local":"22:35","hours":0.42,"label":"marginal","mean_quality":0.52,"start":"2026-08-14T19:10Z","start_local":"22:10"},{"end":"2026-08-14T23:00Z","end_local":"02:00","hours":3.42,"label":"good","mean_quality":0.74,"start":"2026-08-14T19:35Z","start_local":"22:35"},{"end":"2026-08-15T00:00Z","end_local":"03:00","hours":1.0,"label":"marginal","mean_quality":0.58,"start":"2026-08-14T23:00Z","start_local":"02:00"},{"end":"2026-08-15T01:00Z","end_local":"04:00","hours":1.0,"label":"unusable","mean_quality":0.0,"start":"2026-08-15T00:00Z","start_local":"03:00"},{"end":"2026-08-15T01:45Z","end_local":"04:45","hours":0.75,"label":"good","mean_quality":0.71,"start":"2026-08-15T01:00Z","start_local":"04:00"},{"end":"2026-08-15T02:25Z","end_local":"05:25","hours":0.67,"label":"marginal","mean_quality":0.39,"start":"2026-08-15T01:45Z","start_local":"04:45"},{"end":"2026-08-15T03:00Z","end_local":"06:00","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2026-08-15T02:25Z","start_local":"05:25"},{"end":"2026-08-15T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-08-15T03:00Z","start_local":"06:00"}]},{"best_window":null,"dec":-5.3876,"moon_separation":87.4,"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":0,"score_astronomy":0,"score_weather":82,"transit":{"airmass":1.47,"alt":42.9,"az":180.7,"t":"2026-08-15T06:25Z"},"verdict":"unusable","weather_known":true,"windows":[{"end":"2026-08-15T02:40Z","end_local":"05:40","hours":9.33,"label":"unusable","mean_quality":0.0,"start":"2026-08-14T17:20Z","start_local":"20:20"},{"end":"2026-08-15T03:00Z","end_local":"06:00","hours":0.33,"label":"poor","mean_quality":0.06,"start":"2026-08-15T02:40Z","start_local":"05:40"},{"end":"2026-08-15T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-08-15T03:00Z","start_local":"06:00"}]},{"best_window":{"end":"2026-08-15T01:45Z","end_local":"04:45","hours":0.75,"label":"good","mean_quality":0.65,"start":"2026-08-15T01:00Z","start_local":"04:00"},"dec":24.11388889,"moon_separation":111.3,"name":"M45","quality_hours":1.16,"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":27,"score_astronomy":59,"score_weather":46,"transit":{"airmass":1.05,"alt":72.5,"az":180.3,"t":"2026-08-15T04:35Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-08-14T23:00Z","end_local":"02:00","hours":5.67,"label":"unusable","mean_quality":0.0,"start":"2026-08-14T17:20Z","start_local":"20:20"},{"end":"2026-08-14T23:20Z","end_local":"02:20","hours":0.33,"label":"poor","mean_quality":0.27,"start":"2026-08-14T23:00Z","start_local":"02:00"},{"end":"2026-08-15T00:00Z","end_local":"03:00","hours":0.67,"label":"marginal","mean_quality":0.39,"start":"2026-08-14T23:20Z","start_local":"02:20"},{"end":"2026-08-15T01:00Z","end_local":"04:00","hours":1.0,"label":"unusable","mean_quality":0.0,"start":"2026-08-15T00:00Z","start_local":"03:00"},{"end":"2026-08-15T01:45Z","end_local":"04:45","hours":0.75,"label":"good","mean_quality":0.65,"start":"2026-08-15T01:00Z","start_local":"04:00"},{"end":"2026-08-15T02:25Z","end_local":"05:25","hours":0.67,"label":"marginal","mean_quality":0.37,"start":"2026-08-15T01:45Z","start_local":"04:45"},{"end":"2026-08-15T03:00Z","end_local":"06:00","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2026-08-15T02:25Z","start_local":"05:25"},{"end":"2026-08-15T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-08-15T03:00Z","start_local":"06:00"}]},{"best_window":{"end":"2026-08-14T23:00Z","end_local":"02:00","hours":3.83,"label":"good","mean_quality":0.86,"start":"2026-08-14T19:10Z","start_local":"22:10"},"dec":44.33,"moon_separation":123.7,"name":"NGC 7000","quality_hours":5.01,"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":68,"score_astronomy":100,"score_weather":68,"transit":{"airmass":1.0,"alt":87.2,"az":9.2,"t":"2026-08-14T21:45Z"},"verdict":"marginal","weather_known":true,"windows":[{"end":"2026-08-14T17:55Z","end_local":"20:55","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-08-14T17:20Z","start_local":"20:20"},{"end":"2026-08-14T18:30Z","end_local":"21:30","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2026-08-14T17:55Z","start_local":"20:55"},{"end":"2026-08-14T19:10Z","end_local":"22:10","hours":0.67,"label":"marginal","mean_quality":0.42,"start":"2026-08-14T18:30Z","start_local":"21:30"},{"end":"2026-08-14T23:00Z","end_local":"02:00","hours":3.83,"label":"good","mean_quality":0.86,"start":"2026-08-14T19:10Z","start_local":"22:10"},{"end":"2026-08-15T00:00Z","end_local":"03:00","hours":1.0,"label":"marginal","mean_quality":0.58,"start":"2026-08-14T23:00Z","start_local":"02:00"},{"end":"2026-08-15T01:00Z","end_local":"04:00","hours":1.0,"label":"unusable","mean_quality":0.0,"start":"2026-08-15T00:00Z","start_local":"03:00"},{"end":"2026-08-15T01:45Z","end_local":"04:45","hours":0.75,"label":"good","mean_quality":0.67,"start":"2026-08-15T01:00Z","start_local":"04:00"},{"end":"2026-08-15T02:25Z","end_local":"05:25","hours":0.67,"label":"marginal","mean_quality":0.35,"start":"2026-08-15T01:45Z","start_local":"04:45"},{"end":"2026-08-15T03:00Z","end_local":"06:00","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2026-08-15T02:25Z","start_local":"05:25"},{"end":"2026-08-15T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-08-15T03:00Z","start_local":"06:00"}]},{"best_window":{"end":"2026-08-14T23:00Z","end_local":"02:00","hours":3.83,"label":"good","mean_quality":0.86,"start":"2026-08-14T19:10Z","start_local":"22:10"},"dec":44.25788576,"moon_separation":123.7,"name":"V1057 Cyg","quality_hours":5.01,"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":68,"score_astronomy":100,"score_weather":68,"transit":{"airmass":1.0,"alt":87.3,"az":350.8,"t":"2026-08-14T21:50Z"},"verdict":"marginal","weather_known":true,"windows":[{"end":"2026-08-14T17:55Z","end_local":"20:55","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2026-08-14T17:20Z","start_local":"20:20"},{"end":"2026-08-14T18:30Z","end_local":"21:30","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2026-08-14T17:55Z","start_local":"20:55"},{"end":"2026-08-14T19:10Z","end_local":"22:10","hours":0.67,"label":"marginal","mean_quality":0.42,"start":"2026-08-14T18:30Z","start_local":"21:30"},{"end":"2026-08-14T23:00Z","end_local":"02:00","hours":3.83,"label":"good","mean_quality":0.86,"start":"2026-08-14T19:10Z","start_local":"22:10"},{"end":"2026-08-15T00:00Z","end_local":"03:00","hours":1.0,"label":"marginal","mean_quality":0.58,"start":"2026-08-14T23:00Z","start_local":"02:00"},{"end":"2026-08-15T01:00Z","end_local":"04:00","hours":1.0,"label":"unusable","mean_quality":0.0,"start":"2026-08-15T00:00Z","start_local":"03:00"},{"end":"2026-08-15T01:45Z","end_local":"04:45","hours":0.75,"label":"good","mean_quality":0.67,"start":"2026-08-15T01:00Z","start_local":"04:00"},{"end":"2026-08-15T02:25Z","end_local":"05:25","hours":0.67,"label":"marginal","mean_quality":0.35,"start":"2026-08-15T01:45Z","start_local":"04:45"},{"end":"2026-08-15T03:00Z","end_local":"06:00","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2026-08-15T02:25Z","start_local":"05:25"},{"end":"2026-08-15T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-08-15T03:00Z","start_local":"06:00"}]},{"best_window":{"end":"2026-08-14T22:00Z","end_local":"01:00","hours":0.92,"label":"good","mean_quality":0.72,"start":"2026-08-14T21:05Z","start_local":"00:05"},"dec":30.66017511,"moon_separation":135.2,"name":"M33","quality_hours":2.99,"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":59,"score_astronomy":100,"score_weather":59,"transit":{"airmass":1.02,"alt":79.1,"az":177.3,"t":"2026-08-15T02:20Z"},"verdict":"marginal","weather_known":true,"windows":[{"end":"2026-08-14T20:25Z","end_local":"23:25","hours":3.08,"label":"unusable","mean_quality":0.0,"start":"2026-08-14T17:20Z","start_local":"20:20"},{"end":"2026-08-14T21:05Z","end_local":"00:05","hours":0.67,"label":"marginal","mean_quality":0.5,"start":"2026-08-14T20:25Z","start_local":"23:25"},{"end":"2026-08-14T22:00Z","end_local":"01:00","hours":0.92,"label":"good","mean_quality":0.72,"start":"2026-08-14T21:05Z","start_local":"00:05"},{"end":"2026-08-14T22:55Z","end_local":"01:55","hours":0.92,"label":"marginal","mean_quality":0.58,"start":"2026-08-14T22:00Z","start_local":"01:00"},{"end":"2026-08-14T23:00Z","end_local":"02:00","hours":0.08,"label":"good","mean_quality":0.6,"start":"2026-08-14T22:55Z","start_local":"01:55"},{"end":"2026-08-15T00:00Z","end_local":"03:00","hours":1.0,"label":"marginal","mean_quality":0.55,"start":"2026-08-14T23:00Z","start_local":"02:00"},{"end":"2026-08-15T01:00Z","end_local":"04:00","hours":1.0,"label":"unusable","mean_quality":0.0,"start":"2026-08-15T00:00Z","start_local":"03:00"},{"end":"2026-08-15T01:45Z","end_local":"04:45","hours":0.75,"label":"good","mean_quality":0.71,"start":"2026-08-15T01:00Z","start_local":"04:00"},{"end":"2026-08-15T02:25Z","end_local":"05:25","hours":0.67,"label":"marginal","mean_quality":0.39,"start":"2026-08-15T01:45Z","start_local":"04:45"},{"end":"2026-08-15T03:00Z","end_local":"06:00","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2026-08-15T02:25Z","start_local":"05:25"},{"end":"2026-08-15T03:30Z","end_local":"06:30","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-08-15T03:00Z","start_local":"06:00"}]}],"unscheduled":[{"name":"M42","why":"no usable window tonight"}],"warnings":[]}