{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2025-08-08","schedule":[{"end":"2025-08-08T18:40Z","end_local":"21:40","hours":1.17,"mean_quality":0.0,"start":"2025-08-08T17:30Z","start_local":"20:30","target":null},{"end":"2025-08-08T20:15Z","end_local":"23:15","hours":1.58,"mean_quality":0.5,"start":"2025-08-08T18:40Z","start_local":"21:40","target":"NGC 7000"},{"end":"2025-08-08T21:50Z","end_local":"00:50","hours":1.58,"mean_quality":0.61,"start":"2025-08-08T20:15Z","start_local":"23:15","target":"V1057 Cyg"},{"end":"2025-08-08T23:25Z","end_local":"02:25","hours":1.58,"mean_quality":0.65,"start":"2025-08-08T21:50Z","start_local":"00:50","target":"M31"},{"end":"2025-08-09T01:00Z","end_local":"04:00","hours":1.58,"mean_quality":0.69,"start":"2025-08-08T23:25Z","start_local":"02:25","target":"M33"},{"end":"2025-08-09T02:20Z","end_local":"05:20","hours":1.33,"mean_quality":0.55,"start":"2025-08-09T01:00Z","start_local":"04:00","target":"M45"},{"end":"2025-08-09T03:25Z","end_local":"06:25","hours":1.08,"mean_quality":0.0,"start":"2025-08-09T02:20Z","start_local":"05:20","target":null}],"targets":[{"best_window":{"end":"2025-08-09T01:35Z","end_local":"04:35","hours":4.0,"label":"good","mean_quality":0.68,"start":"2025-08-08T21:35Z","start_local":"00:35"},"dec":41.26875,"moon_separation":80.3,"name":"M31","quality_hours":4.21,"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":73,"score_astronomy":73,"score_weather":100,"transit":{"airmass":1.0,"alt":89.6,"az":215.8,"t":"2025-08-09T01:55Z"},"verdict":"good","weather_known":true,"windows":[{"end":"2025-08-08T19:15Z","end_local":"22:15","hours":1.75,"label":"unusable","mean_quality":0.0,"start":"2025-08-08T17:30Z","start_local":"20:30"},{"end":"2025-08-08T19:20Z","end_local":"22:20","hours":0.08,"label":"poor","mean_quality":0.14,"start":"2025-08-08T19:15Z","start_local":"22:15"},{"end":"2025-08-08T21:35Z","end_local":"00:35","hours":2.25,"label":"marginal","mean_quality":0.51,"start":"2025-08-08T19:20Z","start_local":"22:20"},{"end":"2025-08-09T01:35Z","end_local":"04:35","hours":4.0,"label":"good","mean_quality":0.68,"start":"2025-08-08T21:35Z","start_local":"00:35"},{"end":"2025-08-09T02:20Z","end_local":"05:20","hours":0.75,"label":"marginal","mean_quality":0.37,"start":"2025-08-09T01:35Z","start_local":"04:35"},{"end":"2025-08-09T02:55Z","end_local":"05:55","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2025-08-09T02:20Z","start_local":"05:20"},{"end":"2025-08-09T03:25Z","end_local":"06:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-09T02:55Z","start_local":"05:55"}]},{"best_window":null,"dec":-5.3876,"moon_separation":123.5,"name":"M42","quality_hours":0.0,"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":0,"transit":{"airmass":1.47,"alt":42.9,"az":179.8,"t":"2025-08-09T06:45Z"},"verdict":"unusable","weather_known":true,"windows":[{"end":"2025-08-09T03:25Z","end_local":"06:25","hours":9.92,"label":"unusable","mean_quality":0.0,"start":"2025-08-08T17:30Z","start_local":"20:30"}]},{"best_window":{"end":"2025-08-09T01:35Z","end_local":"04:35","hours":1.42,"label":"good","mean_quality":0.71,"start":"2025-08-09T00:10Z","start_local":"03:10"},"dec":24.11388889,"moon_separation":108.2,"name":"M45","quality_hours":1.73,"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":33,"score_astronomy":33,"score_weather":100,"transit":{"airmass":1.05,"alt":72.5,"az":178.3,"t":"2025-08-09T04:55Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2025-08-08T23:25Z","end_local":"02:25","hours":5.92,"label":"unusable","mean_quality":0.0,"start":"2025-08-08T17:30Z","start_local":"20:30"},{"end":"2025-08-09T00:10Z","end_local":"03:10","hours":0.75,"label":"marginal","mean_quality":0.47,"start":"2025-08-08T23:25Z","start_local":"02:25"},{"end":"2025-08-09T01:35Z","end_local":"04:35","hours":1.42,"label":"good","mean_quality":0.71,"start":"2025-08-09T00:10Z","start_local":"03:10"},{"end":"2025-08-09T02:20Z","end_local":"05:20","hours":0.75,"label":"marginal","mean_quality":0.4,"start":"2025-08-09T01:35Z","start_local":"04:35"},{"end":"2025-08-09T02:55Z","end_local":"05:55","hours":0.58,"label":"poor","mean_quality":0.13,"start":"2025-08-09T02:20Z","start_local":"05:20"},{"end":"2025-08-09T03:25Z","end_local":"06:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-09T02:55Z","start_local":"05:55"}]},{"best_window":{"end":"2025-08-09T01:35Z","end_local":"04:35","hours":2.75,"label":"good","mean_quality":0.62,"start":"2025-08-08T22:50Z","start_local":"01:50"},"dec":44.33,"moon_separation":64.6,"name":"NGC 7000","quality_hours":4.41,"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":65,"score_astronomy":65,"score_weather":100,"transit":{"airmass":1.0,"alt":87.3,"az":0.3,"t":"2025-08-08T22:10Z"},"verdict":"marginal","weather_known":true,"windows":[{"end":"2025-08-08T18:05Z","end_local":"21:05","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2025-08-08T17:30Z","start_local":"20:30"},{"end":"2025-08-08T18:40Z","end_local":"21:40","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2025-08-08T18:05Z","start_local":"21:05"},{"end":"2025-08-08T19:20Z","end_local":"22:20","hours":0.67,"label":"marginal","mean_quality":0.32,"start":"2025-08-08T18:40Z","start_local":"21:40"},{"end":"2025-08-08T21:40Z","end_local":"00:40","hours":2.33,"label":"good","mean_quality":0.62,"start":"2025-08-08T19:20Z","start_local":"22:20"},{"end":"2025-08-08T22:50Z","end_local":"01:50","hours":1.17,"label":"marginal","mean_quality":0.6,"start":"2025-08-08T21:40Z","start_local":"00:40"},{"end":"2025-08-09T01:35Z","end_local":"04:35","hours":2.75,"label":"good","mean_quality":0.62,"start":"2025-08-08T22:50Z","start_local":"01:50"},{"end":"2025-08-09T02:20Z","end_local":"05:20","hours":0.75,"label":"marginal","mean_quality":0.31,"start":"2025-08-09T01:35Z","start_local":"04:35"},{"end":"2025-08-09T02:55Z","end_local":"05:55","hours":0.58,"label":"poor","mean_quality":0.09,"start":"2025-08-09T02:20Z","start_local":"05:20"},{"end":"2025-08-09T03:25Z","end_local":"06:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-09T02:55Z","start_local":"05:55"}]},{"best_window":{"end":"2025-08-09T01:35Z","end_local":"04:35","hours":2.67,"label":"good","mean_quality":0.62,"start":"2025-08-08T22:55Z","start_local":"01:55"},"dec":44.25788576,"moon_separation":64.5,"name":"V1057 Cyg","quality_hours":4.41,"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":64,"score_astronomy":64,"score_weather":100,"transit":{"airmass":1.0,"alt":87.3,"az":0.7,"t":"2025-08-08T22:10Z"},"verdict":"marginal","weather_known":true,"windows":[{"end":"2025-08-08T18:05Z","end_local":"21:05","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2025-08-08T17:30Z","start_local":"20:30"},{"end":"2025-08-08T18:40Z","end_local":"21:40","hours":0.58,"label":"poor","mean_quality":0.09,"start":"2025-08-08T18:05Z","start_local":"21:05"},{"end":"2025-08-08T19:20Z","end_local":"22:20","hours":0.67,"label":"marginal","mean_quality":0.32,"start":"2025-08-08T18:40Z","start_local":"21:40"},{"end":"2025-08-08T21:40Z","end_local":"00:40","hours":2.33,"label":"good","mean_quality":0.62,"start":"2025-08-08T19:20Z","start_local":"22:20"},{"end":"2025-08-08T22:55Z","end_local":"01:55","hours":1.25,"label":"marginal","mean_quality":0.6,"start":"2025-08-08T21:40Z","start_local":"00:40"},{"end":"2025-08-09T01:35Z","end_local":"04:35","hours":2.67,"label":"good","mean_quality":0.62,"start":"2025-08-08T22:55Z","start_local":"01:55"},{"end":"2025-08-09T02:20Z","end_local":"05:20","hours":0.75,"label":"marginal","mean_quality":0.31,"start":"2025-08-09T01:35Z","start_local":"04:35"},{"end":"2025-08-09T02:55Z","end_local":"05:55","hours":0.58,"label":"poor","mean_quality":0.09,"start":"2025-08-09T02:20Z","start_local":"05:20"},{"end":"2025-08-09T03:25Z","end_local":"06:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-09T02:55Z","start_local":"05:55"}]},{"best_window":{"end":"2025-08-09T01:35Z","end_local":"04:35","hours":2.92,"label":"good","mean_quality":0.68,"start":"2025-08-08T22:40Z","start_local":"01:40"},"dec":30.66017511,"moon_separation":83.1,"name":"M33","quality_hours":3.26,"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":60,"score_astronomy":60,"score_weather":100,"transit":{"airmass":1.02,"alt":79.1,"az":180.1,"t":"2025-08-09T02:45Z"},"verdict":"marginal","weather_known":true,"windows":[{"end":"2025-08-08T20:50Z","end_local":"23:50","hours":3.33,"label":"unusable","mean_quality":0.0,"start":"2025-08-08T17:30Z","start_local":"20:30"},{"end":"2025-08-08T20:55Z","end_local":"23:55","hours":0.08,"label":"poor","mean_quality":0.3,"start":"2025-08-08T20:50Z","start_local":"23:50"},{"end":"2025-08-08T22:40Z","end_local":"01:40","hours":1.75,"label":"marginal","mean_quality":0.51,"start":"2025-08-08T20:55Z","start_local":"23:55"},{"end":"2025-08-09T01:35Z","end_local":"04:35","hours":2.92,"label":"good","mean_quality":0.68,"start":"2025-08-08T22:40Z","start_local":"01:40"},{"end":"2025-08-09T02:20Z","end_local":"05:20","hours":0.75,"label":"marginal","mean_quality":0.38,"start":"2025-08-09T01:35Z","start_local":"04:35"},{"end":"2025-08-09T02:55Z","end_local":"05:55","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2025-08-09T02:20Z","start_local":"05:20"},{"end":"2025-08-09T03:25Z","end_local":"06:25","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2025-08-09T02:55Z","start_local":"05:55"}]}],"unscheduled":[{"name":"M42","why":"The target stays below 20\u00b0 for the whole night."}],"warnings":[]}