{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-12-15","schedule":[{"end":"2028-12-15T16:00Z","end_local":"18:00","hours":1.17,"mean_quality":0.0,"start":"2028-12-15T14:50Z","start_local":"16:50","target":null},{"end":"2028-12-15T17:45Z","end_local":"19:45","hours":1.75,"mean_quality":0.8,"start":"2028-12-15T16:00Z","start_local":"18:00","target":"NGC 7000"},{"end":"2028-12-15T19:30Z","end_local":"21:30","hours":1.75,"mean_quality":1.0,"start":"2028-12-15T17:45Z","start_local":"19:45","target":"M31"},{"end":"2028-12-15T20:20Z","end_local":"22:20","hours":0.83,"mean_quality":0.64,"start":"2028-12-15T19:30Z","start_local":"21:30","target":"V1057 Cyg"},{"end":"2028-12-15T22:05Z","end_local":"00:05","hours":1.75,"mean_quality":0.96,"start":"2028-12-15T20:20Z","start_local":"22:20","target":"M33"},{"end":"2028-12-15T23:50Z","end_local":"01:50","hours":1.75,"mean_quality":0.96,"start":"2028-12-15T22:05Z","start_local":"00:05","target":"M45"},{"end":"2028-12-16T02:05Z","end_local":"04:05","hours":2.25,"mean_quality":0.73,"start":"2028-12-15T23:50Z","start_local":"01:50","target":"M42"},{"end":"2028-12-16T05:45Z","end_local":"07:45","hours":3.67,"mean_quality":0.0,"start":"2028-12-16T02:05Z","start_local":"04:05","target":null}],"targets":[{"best_window":{"end":"2028-12-15T23:35Z","end_local":"01:35","hours":7.0,"label":"good","mean_quality":0.93,"start":"2028-12-15T16:35Z","start_local":"18:35"},"dec":41.26875,"moon_separation":120.2,"name":"M31","quality_hours":7.21,"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":null,"score_astronomy":100,"score_weather":null,"transit":{"airmass":1.0,"alt":89.7,"az":150.1,"t":"2028-12-15T17:25Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-12-15T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-12-15T14:50Z","start_local":"16:50"},{"end":"2028-12-15T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2028-12-15T15:25Z","start_local":"17:25"},{"end":"2028-12-15T16:35Z","end_local":"18:35","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2028-12-15T16:00Z","start_local":"18:00"},{"end":"2028-12-15T23:35Z","end_local":"01:35","hours":7.0,"label":"good","mean_quality":0.93,"start":"2028-12-15T16:35Z","start_local":"18:35"},{"end":"2028-12-16T00:10Z","end_local":"02:10","hours":0.58,"label":"marginal","mean_quality":0.49,"start":"2028-12-15T23:35Z","start_local":"01:35"},{"end":"2028-12-16T05:45Z","end_local":"07:45","hours":5.58,"label":"unusable","mean_quality":0.0,"start":"2028-12-16T00:10Z","start_local":"02:10"}]},{"best_window":{"end":"2028-12-16T01:35Z","end_local":"03:35","hours":6.5,"label":"good","mean_quality":0.83,"start":"2028-12-15T19:05Z","start_local":"21:05"},"dec":-5.3876,"moon_separation":149.4,"name":"M42","quality_hours":5.95,"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":89,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":179.2,"t":"2028-12-15T22:15Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-12-15T18:30Z","end_local":"20:30","hours":3.67,"label":"unusable","mean_quality":0.0,"start":"2028-12-15T14:50Z","start_local":"16:50"},{"end":"2028-12-15T19:05Z","end_local":"21:05","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2028-12-15T18:30Z","start_local":"20:30"},{"end":"2028-12-16T01:35Z","end_local":"03:35","hours":6.5,"label":"good","mean_quality":0.83,"start":"2028-12-15T19:05Z","start_local":"21:05"},{"end":"2028-12-16T02:05Z","end_local":"04:05","hours":0.5,"label":"marginal","mean_quality":0.51,"start":"2028-12-16T01:35Z","start_local":"03:35"},{"end":"2028-12-16T05:45Z","end_local":"07:45","hours":3.67,"label":"unusable","mean_quality":0.0,"start":"2028-12-16T02:05Z","start_local":"04:05"}]},{"best_window":{"end":"2028-12-16T01:40Z","end_local":"03:40","hours":9.08,"label":"good","mean_quality":0.94,"start":"2028-12-15T16:35Z","start_local":"18:35"},"dec":24.11388889,"moon_separation":157.2,"name":"M45","quality_hours":9.06,"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":180.7,"t":"2028-12-15T20:30Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-12-15T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-12-15T14:50Z","start_local":"16:50"},{"end":"2028-12-15T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.11,"start":"2028-12-15T15:25Z","start_local":"17:25"},{"end":"2028-12-15T16:35Z","end_local":"18:35","hours":0.58,"label":"marginal","mean_quality":0.42,"start":"2028-12-15T16:00Z","start_local":"18:00"},{"end":"2028-12-16T01:40Z","end_local":"03:40","hours":9.08,"label":"good","mean_quality":0.94,"start":"2028-12-15T16:35Z","start_local":"18:35"},{"end":"2028-12-16T02:05Z","end_local":"04:05","hours":0.42,"label":"marginal","mean_quality":0.51,"start":"2028-12-16T01:40Z","start_local":"03:40"},{"end":"2028-12-16T05:45Z","end_local":"07:45","hours":3.67,"label":"unusable","mean_quality":0.0,"start":"2028-12-16T02:05Z","start_local":"04:05"}]},{"best_window":{"end":"2028-12-15T20:00Z","end_local":"22:00","hours":3.42,"label":"good","mean_quality":0.87,"start":"2028-12-15T16:35Z","start_local":"18:35"},"dec":44.33,"moon_separation":84.7,"name":"NGC 7000","quality_hours":3.63,"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":90,"score_weather":null,"transit":{"airmass":1.0,"alt":87.2,"az":7.1,"t":"2028-12-15T13:40Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-12-15T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-12-15T14:50Z","start_local":"16:50"},{"end":"2028-12-15T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2028-12-15T15:25Z","start_local":"17:25"},{"end":"2028-12-15T16:35Z","end_local":"18:35","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2028-12-15T16:00Z","start_local":"18:00"},{"end":"2028-12-15T20:00Z","end_local":"22:00","hours":3.42,"label":"good","mean_quality":0.87,"start":"2028-12-15T16:35Z","start_local":"18:35"},{"end":"2028-12-15T20:35Z","end_local":"22:35","hours":0.58,"label":"marginal","mean_quality":0.51,"start":"2028-12-15T20:00Z","start_local":"22:00"},{"end":"2028-12-16T05:45Z","end_local":"07:45","hours":9.17,"label":"unusable","mean_quality":0.0,"start":"2028-12-15T20:35Z","start_local":"22:35"}]},{"best_window":{"end":"2028-12-15T20:00Z","end_local":"22:00","hours":3.42,"label":"good","mean_quality":0.87,"start":"2028-12-15T16:35Z","start_local":"18:35"},"dec":44.25788576,"moon_separation":84.7,"name":"V1057 Cyg","quality_hours":3.63,"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":90,"score_weather":null,"transit":{"airmass":1.0,"alt":87.3,"az":7.7,"t":"2028-12-15T13:40Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-12-15T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-12-15T14:50Z","start_local":"16:50"},{"end":"2028-12-15T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2028-12-15T15:25Z","start_local":"17:25"},{"end":"2028-12-15T16:35Z","end_local":"18:35","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2028-12-15T16:00Z","start_local":"18:00"},{"end":"2028-12-15T20:00Z","end_local":"22:00","hours":3.42,"label":"good","mean_quality":0.87,"start":"2028-12-15T16:35Z","start_local":"18:35"},{"end":"2028-12-15T20:35Z","end_local":"22:35","hours":0.58,"label":"marginal","mean_quality":0.51,"start":"2028-12-15T20:00Z","start_local":"22:00"},{"end":"2028-12-16T05:45Z","end_local":"07:45","hours":9.17,"label":"unusable","mean_quality":0.0,"start":"2028-12-15T20:35Z","start_local":"22:35"}]},{"best_window":{"end":"2028-12-15T23:50Z","end_local":"01:50","hours":7.25,"label":"good","mean_quality":0.94,"start":"2028-12-15T16:35Z","start_local":"18:35"},"dec":30.66017511,"moon_separation":128.9,"name":"M33","quality_hours":7.45,"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":177.9,"t":"2028-12-15T18:15Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-12-15T15:25Z","end_local":"17:25","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-12-15T14:50Z","start_local":"16:50"},{"end":"2028-12-15T16:00Z","end_local":"18:00","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2028-12-15T15:25Z","start_local":"17:25"},{"end":"2028-12-15T16:35Z","end_local":"18:35","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2028-12-15T16:00Z","start_local":"18:00"},{"end":"2028-12-15T23:50Z","end_local":"01:50","hours":7.25,"label":"good","mean_quality":0.94,"start":"2028-12-15T16:35Z","start_local":"18:35"},{"end":"2028-12-16T00:20Z","end_local":"02:20","hours":0.5,"label":"marginal","mean_quality":0.49,"start":"2028-12-15T23:50Z","start_local":"01:50"},{"end":"2028-12-16T05:45Z","end_local":"07:45","hours":5.42,"label":"unusable","mean_quality":0.0,"start":"2028-12-16T00:20Z","start_local":"02:20"}]}],"unscheduled":[],"warnings":[]}