{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-09-12","schedule":[{"end":"2027-09-12T17:40Z","end_local":"20:40","hours":1.08,"mean_quality":0.0,"start":"2027-09-12T16:35Z","start_local":"19:35","target":null},{"end":"2027-09-12T19:15Z","end_local":"22:15","hours":1.58,"mean_quality":0.5,"start":"2027-09-12T17:40Z","start_local":"20:40","target":"NGC 7000"},{"end":"2027-09-12T20:50Z","end_local":"23:50","hours":1.58,"mean_quality":0.59,"start":"2027-09-12T19:15Z","start_local":"22:15","target":"V1057 Cyg"},{"end":"2027-09-12T22:25Z","end_local":"01:25","hours":1.58,"mean_quality":0.67,"start":"2027-09-12T20:50Z","start_local":"23:50","target":"M31"},{"end":"2027-09-13T00:00Z","end_local":"03:00","hours":1.58,"mean_quality":0.72,"start":"2027-09-12T22:25Z","start_local":"01:25","target":"M33"},{"end":"2027-09-13T01:35Z","end_local":"04:35","hours":1.58,"mean_quality":0.88,"start":"2027-09-13T00:00Z","start_local":"03:00","target":"M45"},{"end":"2027-09-13T03:00Z","end_local":"06:00","hours":1.42,"mean_quality":0.64,"start":"2027-09-13T01:35Z","start_local":"04:35","target":"M42"},{"end":"2027-09-13T04:00Z","end_local":"07:00","hours":1.0,"mean_quality":0.0,"start":"2027-09-13T03:00Z","start_local":"06:00","target":null}],"targets":[{"best_window":{"end":"2027-09-13T02:25Z","end_local":"05:25","hours":6.75,"label":"good","mean_quality":0.74,"start":"2027-09-12T19:40Z","start_local":"22:40"},"dec":41.26875,"moon_separation":74.3,"name":"M31","quality_hours":6.38,"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":100,"score_weather":null,"transit":{"airmass":1.0,"alt":89.6,"az":229.3,"t":"2027-09-12T23:40Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-09-12T17:05Z","end_local":"20:05","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-09-12T16:35Z","start_local":"19:35"},{"end":"2027-09-12T18:15Z","end_local":"21:15","hours":1.17,"label":"poor","mean_quality":0.15,"start":"2027-09-12T17:05Z","start_local":"20:05"},{"end":"2027-09-12T19:40Z","end_local":"22:40","hours":1.42,"label":"marginal","mean_quality":0.57,"start":"2027-09-12T18:15Z","start_local":"21:15"},{"end":"2027-09-13T02:25Z","end_local":"05:25","hours":6.75,"label":"good","mean_quality":0.74,"start":"2027-09-12T19:40Z","start_local":"22:40"},{"end":"2027-09-13T03:00Z","end_local":"06:00","hours":0.58,"label":"marginal","mean_quality":0.49,"start":"2027-09-13T02:25Z","start_local":"05:25"},{"end":"2027-09-13T03:35Z","end_local":"06:35","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2027-09-13T03:00Z","start_local":"06:00"},{"end":"2027-09-13T04:00Z","end_local":"07:00","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2027-09-13T03:35Z","start_local":"06:35"}]},{"best_window":{"end":"2027-09-13T02:25Z","end_local":"05:25","hours":1.17,"label":"good","mean_quality":0.76,"start":"2027-09-13T01:15Z","start_local":"04:15"},"dec":-5.3876,"moon_separation":121.8,"name":"M42","quality_hours":1.44,"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":30,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":180.0,"t":"2027-09-13T04:30Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-09-13T00:45Z","end_local":"03:45","hours":8.17,"label":"unusable","mean_quality":0.0,"start":"2027-09-12T16:35Z","start_local":"19:35"},{"end":"2027-09-13T01:15Z","end_local":"04:15","hours":0.5,"label":"marginal","mean_quality":0.46,"start":"2027-09-13T00:45Z","start_local":"03:45"},{"end":"2027-09-13T02:25Z","end_local":"05:25","hours":1.17,"label":"good","mean_quality":0.76,"start":"2027-09-13T01:15Z","start_local":"04:15"},{"end":"2027-09-13T03:00Z","end_local":"06:00","hours":0.58,"label":"marginal","mean_quality":0.42,"start":"2027-09-13T02:25Z","start_local":"05:25"},{"end":"2027-09-13T03:35Z","end_local":"06:35","hours":0.58,"label":"poor","mean_quality":0.13,"start":"2027-09-13T03:00Z","start_local":"06:00"},{"end":"2027-09-13T04:00Z","end_local":"07:00","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2027-09-13T03:35Z","start_local":"06:35"}]},{"best_window":{"end":"2027-09-13T02:25Z","end_local":"05:25","hours":4.5,"label":"good","mean_quality":0.83,"start":"2027-09-12T21:55Z","start_local":"00:55"},"dec":24.11388889,"moon_separation":103.3,"name":"M45","quality_hours":4.45,"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":100,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":178.8,"t":"2027-09-13T02:40Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-09-12T21:10Z","end_local":"00:10","hours":4.58,"label":"unusable","mean_quality":0.0,"start":"2027-09-12T16:35Z","start_local":"19:35"},{"end":"2027-09-12T21:55Z","end_local":"00:55","hours":0.75,"label":"marginal","mean_quality":0.47,"start":"2027-09-12T21:10Z","start_local":"00:10"},{"end":"2027-09-13T02:25Z","end_local":"05:25","hours":4.5,"label":"good","mean_quality":0.83,"start":"2027-09-12T21:55Z","start_local":"00:55"},{"end":"2027-09-13T03:00Z","end_local":"06:00","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2027-09-13T02:25Z","start_local":"05:25"},{"end":"2027-09-13T03:35Z","end_local":"06:35","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2027-09-13T03:00Z","start_local":"06:00"},{"end":"2027-09-13T04:00Z","end_local":"07:00","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2027-09-13T03:35Z","start_local":"06:35"}]},{"best_window":{"end":"2027-09-13T02:15Z","end_local":"05:15","hours":4.75,"label":"good","mean_quality":0.64,"start":"2027-09-12T21:30Z","start_local":"00:30"},"dec":44.33,"moon_separation":59.9,"name":"NGC 7000","quality_hours":5.41,"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":null,"score_astronomy":82,"score_weather":null,"transit":{"airmass":1.0,"alt":87.3,"az":357.9,"t":"2027-09-12T19:55Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-09-12T17:05Z","end_local":"20:05","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-09-12T16:35Z","start_local":"19:35"},{"end":"2027-09-12T17:40Z","end_local":"20:40","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2027-09-12T17:05Z","start_local":"20:05"},{"end":"2027-09-12T18:15Z","end_local":"21:15","hours":0.58,"label":"marginal","mean_quality":0.31,"start":"2027-09-12T17:40Z","start_local":"20:40"},{"end":"2027-09-12T18:55Z","end_local":"21:55","hours":0.67,"label":"good","mean_quality":0.61,"start":"2027-09-12T18:15Z","start_local":"21:15"},{"end":"2027-09-12T21:30Z","end_local":"00:30","hours":2.58,"label":"marginal","mean_quality":0.59,"start":"2027-09-12T18:55Z","start_local":"21:55"},{"end":"2027-09-13T02:15Z","end_local":"05:15","hours":4.75,"label":"good","mean_quality":0.64,"start":"2027-09-12T21:30Z","start_local":"00:30"},{"end":"2027-09-13T02:25Z","end_local":"05:25","hours":0.17,"label":"marginal","mean_quality":0.57,"start":"2027-09-13T02:15Z","start_local":"05:15"},{"end":"2027-09-13T02:50Z","end_local":"05:50","hours":0.42,"label":"poor","mean_quality":0.23,"start":"2027-09-13T02:25Z","start_local":"05:25"},{"end":"2027-09-13T04:00Z","end_local":"07:00","hours":1.17,"label":"unusable","mean_quality":0.0,"start":"2027-09-13T02:50Z","start_local":"05:50"}]},{"best_window":{"end":"2027-09-13T02:15Z","end_local":"05:15","hours":4.75,"label":"good","mean_quality":0.64,"start":"2027-09-12T21:30Z","start_local":"00:30"},"dec":44.25788576,"moon_separation":59.8,"name":"V1057 Cyg","quality_hours":5.41,"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":null,"score_astronomy":82,"score_weather":null,"transit":{"airmass":1.0,"alt":87.3,"az":358.3,"t":"2027-09-12T19:55Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-09-12T17:05Z","end_local":"20:05","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-09-12T16:35Z","start_local":"19:35"},{"end":"2027-09-12T17:40Z","end_local":"20:40","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2027-09-12T17:05Z","start_local":"20:05"},{"end":"2027-09-12T18:15Z","end_local":"21:15","hours":0.58,"label":"marginal","mean_quality":0.31,"start":"2027-09-12T17:40Z","start_local":"20:40"},{"end":"2027-09-12T18:50Z","end_local":"21:50","hours":0.58,"label":"good","mean_quality":0.61,"start":"2027-09-12T18:15Z","start_local":"21:15"},{"end":"2027-09-12T21:30Z","end_local":"00:30","hours":2.67,"label":"marginal","mean_quality":0.59,"start":"2027-09-12T18:50Z","start_local":"21:50"},{"end":"2027-09-13T02:15Z","end_local":"05:15","hours":4.75,"label":"good","mean_quality":0.64,"start":"2027-09-12T21:30Z","start_local":"00:30"},{"end":"2027-09-13T02:25Z","end_local":"05:25","hours":0.17,"label":"marginal","mean_quality":0.57,"start":"2027-09-13T02:15Z","start_local":"05:15"},{"end":"2027-09-13T02:50Z","end_local":"05:50","hours":0.42,"label":"poor","mean_quality":0.23,"start":"2027-09-13T02:25Z","start_local":"05:25"},{"end":"2027-09-13T04:00Z","end_local":"07:00","hours":1.17,"label":"unusable","mean_quality":0.0,"start":"2027-09-13T02:50Z","start_local":"05:50"}]},{"best_window":{"end":"2027-09-13T02:25Z","end_local":"05:25","hours":5.75,"label":"good","mean_quality":0.77,"start":"2027-09-12T20:40Z","start_local":"23:40"},"dec":30.66017511,"moon_separation":77.4,"name":"M33","quality_hours":5.82,"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":100,"score_weather":null,"transit":{"airmass":1.02,"alt":79.1,"az":180.8,"t":"2027-09-13T00:30Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-09-12T18:35Z","end_local":"21:35","hours":2.0,"label":"unusable","mean_quality":0.0,"start":"2027-09-12T16:35Z","start_local":"19:35"},{"end":"2027-09-12T18:40Z","end_local":"21:40","hours":0.08,"label":"poor","mean_quality":0.3,"start":"2027-09-12T18:35Z","start_local":"21:35"},{"end":"2027-09-12T20:40Z","end_local":"23:40","hours":2.0,"label":"marginal","mean_quality":0.51,"start":"2027-09-12T18:40Z","start_local":"21:40"},{"end":"2027-09-13T02:25Z","end_local":"05:25","hours":5.75,"label":"good","mean_quality":0.77,"start":"2027-09-12T20:40Z","start_local":"23:40"},{"end":"2027-09-13T03:00Z","end_local":"06:00","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2027-09-13T02:25Z","start_local":"05:25"},{"end":"2027-09-13T03:35Z","end_local":"06:35","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2027-09-13T03:00Z","start_local":"06:00"},{"end":"2027-09-13T04:00Z","end_local":"07:00","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2027-09-13T03:35Z","start_local":"06:35"}]}],"unscheduled":[],"warnings":[]}