{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-08-25","schedule":[{"end":"2025-08-25T18:50Z","end_local":"21:50","hours":1.75,"mean_quality":0.0,"start":"2025-08-25T17:05Z","start_local":"20:05","target":null},{"end":"2025-08-25T20:10Z","end_local":"23:10","hours":1.33,"mean_quality":0.55,"start":"2025-08-25T18:50Z","start_local":"21:50","target":"NGC 7000"},{"end":"2025-08-25T21:30Z","end_local":"00:30","hours":1.33,"mean_quality":0.74,"start":"2025-08-25T20:10Z","start_local":"23:10","target":"V1057 Cyg"},{"end":"2025-08-25T22:50Z","end_local":"01:50","hours":1.33,"mean_quality":0.84,"start":"2025-08-25T21:30Z","start_local":"00:30","target":"M31"},{"end":"2025-08-26T00:10Z","end_local":"03:10","hours":1.33,"mean_quality":0.93,"start":"2025-08-25T22:50Z","start_local":"01:50","target":"M33"},{"end":"2025-08-26T01:55Z","end_local":"04:55","hours":1.75,"mean_quality":0.88,"start":"2025-08-26T00:10Z","start_local":"03:10","target":"M45"},{"end":"2025-08-26T02:05Z","end_local":"05:05","hours":0.17,"mean_quality":0.43,"start":"2025-08-26T01:55Z","start_local":"04:55","target":"M42"},{"end":"2025-08-26T02:35Z","end_local":"05:35","hours":0.5,"mean_quality":0.49,"start":"2025-08-26T02:05Z","start_local":"05:05","target":"M31"},{"end":"2025-08-26T02:40Z","end_local":"05:40","hours":0.08,"mean_quality":0.34,"start":"2025-08-26T02:35Z","start_local":"05:35","target":"M42"},{"end":"2025-08-26T03:45Z","end_local":"06:45","hours":1.08,"mean_quality":0.0,"start":"2025-08-26T02:40Z","start_local":"05:40","target":null}],"targets":[{"best_window":{"end":"2025-08-26T02:05Z","end_local":"05:05","hours":6.08,"label":"good","mean_quality":0.85,"start":"2025-08-25T20:00Z","start_local":"23:00"},"dec":41.26875,"moon_separation":141.2,"name":"M31","quality_hours":6.11,"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":83,"score_astronomy":100,"score_weather":83,"transit":{"airmass":1.0,"alt":89.5,"az":126.0,"t":"2025-08-26T00:45Z"},"verdict":"good","weather_known":true,"windows":[{"end":"2025-08-25T18:10Z","end_local":"21:10","hours":1.08,"label":"unusable","mean_quality":0.0,"start":"2025-08-25T17:05Z","start_local":"20:05"},{"end":"2025-08-25T19:00Z","end_local":"22:00","hours":0.83,"label":"poor","mean_quality":0.14,"start":"2025-08-25T18:10Z","start_local":"21:10"},{"end":"2025-08-25T20:00Z","end_local":"23:00","hours":1.0,"label":"marginal","mean_quality":0.44,"start":"2025-08-25T19:00Z","start_local":"22:00"},{"end":"2025-08-26T02:05Z","end_local":"05:05","hours":6.08,"label":"good","mean_quality":0.85,"start":"2025-08-25T20:00Z","start_local":"23:00"},{"end":"2025-08-26T02:40Z","end_local":"05:40","hours":0.58,"label":"marginal","mean_quality":0.49,"start":"2025-08-26T02:05Z","start_local":"05:05"},{"end":"2025-08-26T03:15Z","end_local":"06:15","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2025-08-26T02:40Z","start_local":"05:40"},{"end":"2025-08-26T03:45Z","end_local":"06:45","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-26T03:15Z","start_local":"06:15"}]},{"best_window":{"end":"2025-08-26T02:40Z","end_local":"05:40","hours":0.25,"label":"marginal","mean_quality":0.32,"start":"2025-08-26T02:25Z","start_local":"05:25"},"dec":-5.3876,"moon_separation":99.2,"name":"M42","quality_hours":0.31,"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":4,"score_astronomy":4,"score_weather":99,"transit":{"airmass":1.47,"alt":42.9,"az":180.5,"t":"2025-08-26T05:40Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2025-08-26T01:55Z","end_local":"04:55","hours":8.83,"label":"unusable","mean_quality":0.0,"start":"2025-08-25T17:05Z","start_local":"20:05"},{"end":"2025-08-26T02:05Z","end_local":"05:05","hours":0.17,"label":"marginal","mean_quality":0.43,"start":"2025-08-26T01:55Z","start_local":"04:55"},{"end":"2025-08-26T02:25Z","end_local":"05:25","hours":0.33,"label":"poor","mean_quality":0.27,"start":"2025-08-26T02:05Z","start_local":"05:05"},{"end":"2025-08-26T02:40Z","end_local":"05:40","hours":0.25,"label":"marginal","mean_quality":0.32,"start":"2025-08-26T02:25Z","start_local":"05:25"},{"end":"2025-08-26T03:15Z","end_local":"06:15","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2025-08-26T02:40Z","start_local":"05:40"},{"end":"2025-08-26T03:45Z","end_local":"06:45","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-26T03:15Z","start_local":"06:15"}]},{"best_window":{"end":"2025-08-26T02:05Z","end_local":"05:05","hours":3.17,"label":"good","mean_quality":0.84,"start":"2025-08-25T22:55Z","start_local":"01:55"},"dec":24.11388889,"moon_separation":124.5,"name":"M45","quality_hours":3.35,"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":84,"score_astronomy":89,"score_weather":94,"transit":{"airmass":1.05,"alt":72.5,"az":179.7,"t":"2025-08-26T03:50Z"},"verdict":"good","weather_known":true,"windows":[{"end":"2025-08-25T22:15Z","end_local":"01:15","hours":5.17,"label":"unusable","mean_quality":0.0,"start":"2025-08-25T17:05Z","start_local":"20:05"},{"end":"2025-08-25T22:55Z","end_local":"01:55","hours":0.67,"label":"marginal","mean_quality":0.47,"start":"2025-08-25T22:15Z","start_local":"01:15"},{"end":"2025-08-26T02:05Z","end_local":"05:05","hours":3.17,"label":"good","mean_quality":0.84,"start":"2025-08-25T22:55Z","start_local":"01:55"},{"end":"2025-08-26T02:40Z","end_local":"05:40","hours":0.58,"label":"marginal","mean_quality":0.49,"start":"2025-08-26T02:05Z","start_local":"05:05"},{"end":"2025-08-26T03:15Z","end_local":"06:15","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2025-08-26T02:40Z","start_local":"05:40"},{"end":"2025-08-26T03:45Z","end_local":"06:45","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-26T03:15Z","start_local":"06:15"}]},{"best_window":{"end":"2025-08-26T02:05Z","end_local":"05:05","hours":6.08,"label":"good","mean_quality":0.84,"start":"2025-08-25T20:00Z","start_local":"23:00"},"dec":44.33,"moon_separation":120.6,"name":"NGC 7000","quality_hours":6.21,"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":80,"score_astronomy":100,"score_weather":80,"transit":{"airmass":1.0,"alt":87.2,"az":353.4,"t":"2025-08-25T21:05Z"},"verdict":"good","weather_known":true,"windows":[{"end":"2025-08-25T17:35Z","end_local":"20:35","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-25T17:05Z","start_local":"20:05"},{"end":"2025-08-25T18:50Z","end_local":"21:50","hours":1.25,"label":"poor","mean_quality":0.13,"start":"2025-08-25T17:35Z","start_local":"20:35"},{"end":"2025-08-25T20:00Z","end_local":"23:00","hours":1.17,"label":"marginal","mean_quality":0.53,"start":"2025-08-25T18:50Z","start_local":"21:50"},{"end":"2025-08-26T02:05Z","end_local":"05:05","hours":6.08,"label":"good","mean_quality":0.84,"start":"2025-08-25T20:00Z","start_local":"23:00"},{"end":"2025-08-26T02:40Z","end_local":"05:40","hours":0.58,"label":"marginal","mean_quality":0.41,"start":"2025-08-26T02:05Z","start_local":"05:05"},{"end":"2025-08-26T03:15Z","end_local":"06:15","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2025-08-26T02:40Z","start_local":"05:40"},{"end":"2025-08-26T03:45Z","end_local":"06:45","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-26T03:15Z","start_local":"06:15"}]},{"best_window":{"end":"2025-08-26T02:05Z","end_local":"05:05","hours":6.08,"label":"good","mean_quality":0.84,"start":"2025-08-25T20:00Z","start_local":"23:00"},"dec":44.25788576,"moon_separation":120.6,"name":"V1057 Cyg","quality_hours":6.21,"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":80,"score_astronomy":100,"score_weather":80,"transit":{"airmass":1.0,"alt":87.3,"az":353.7,"t":"2025-08-25T21:05Z"},"verdict":"good","weather_known":true,"windows":[{"end":"2025-08-25T17:35Z","end_local":"20:35","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-25T17:05Z","start_local":"20:05"},{"end":"2025-08-25T18:50Z","end_local":"21:50","hours":1.25,"label":"poor","mean_quality":0.13,"start":"2025-08-25T17:35Z","start_local":"20:35"},{"end":"2025-08-25T20:00Z","end_local":"23:00","hours":1.17,"label":"marginal","mean_quality":0.53,"start":"2025-08-25T18:50Z","start_local":"21:50"},{"end":"2025-08-26T02:05Z","end_local":"05:05","hours":6.08,"label":"good","mean_quality":0.84,"start":"2025-08-25T20:00Z","start_local":"23:00"},{"end":"2025-08-26T02:40Z","end_local":"05:40","hours":0.58,"label":"marginal","mean_quality":0.41,"start":"2025-08-26T02:05Z","start_local":"05:05"},{"end":"2025-08-26T03:15Z","end_local":"06:15","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2025-08-26T02:40Z","start_local":"05:40"},{"end":"2025-08-26T03:45Z","end_local":"06:45","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-26T03:15Z","start_local":"06:15"}]},{"best_window":{"end":"2025-08-26T02:05Z","end_local":"05:05","hours":5.08,"label":"good","mean_quality":0.87,"start":"2025-08-25T21:00Z","start_local":"00:00"},"dec":30.66017511,"moon_separation":146.4,"name":"M33","quality_hours":5.38,"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":88,"score_astronomy":100,"score_weather":88,"transit":{"airmass":1.02,"alt":79.1,"az":182.2,"t":"2025-08-26T01:40Z"},"verdict":"good","weather_known":true,"windows":[{"end":"2025-08-25T19:40Z","end_local":"22:40","hours":2.58,"label":"unusable","mean_quality":0.0,"start":"2025-08-25T17:05Z","start_local":"20:05"},{"end":"2025-08-25T20:00Z","end_local":"23:00","hours":0.33,"label":"poor","mean_quality":0.25,"start":"2025-08-25T19:40Z","start_local":"22:40"},{"end":"2025-08-25T21:00Z","end_local":"00:00","hours":1.0,"label":"marginal","mean_quality":0.51,"start":"2025-08-25T20:00Z","start_local":"23:00"},{"end":"2025-08-26T02:05Z","end_local":"05:05","hours":5.08,"label":"good","mean_quality":0.87,"start":"2025-08-25T21:00Z","start_local":"00:00"},{"end":"2025-08-26T02:40Z","end_local":"05:40","hours":0.58,"label":"marginal","mean_quality":0.49,"start":"2025-08-26T02:05Z","start_local":"05:05"},{"end":"2025-08-26T03:15Z","end_local":"06:15","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2025-08-26T02:40Z","start_local":"05:40"},{"end":"2025-08-26T03:45Z","end_local":"06:45","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-26T03:15Z","start_local":"06:15"}]}],"unscheduled":[],"warnings":[]}
