{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2040-01-02","schedule":[{"end":"2040-01-02T16:10Z","end_local":"18:10","hours":1.17,"mean_quality":0.0,"start":"2040-01-02T15:00Z","start_local":"17:00","target":null},{"end":"2040-01-02T17:40Z","end_local":"19:40","hours":1.5,"mean_quality":0.71,"start":"2040-01-02T16:10Z","start_local":"18:10","target":"V1057 Cyg"},{"end":"2040-01-02T19:10Z","end_local":"21:10","hours":1.5,"mean_quality":0.88,"start":"2040-01-02T17:40Z","start_local":"19:40","target":"M31"},{"end":"2040-01-02T20:40Z","end_local":"22:40","hours":1.5,"mean_quality":0.8,"start":"2040-01-02T19:10Z","start_local":"21:10","target":"M33"},{"end":"2040-01-02T22:10Z","end_local":"00:10","hours":1.5,"mean_quality":0.67,"start":"2040-01-02T20:40Z","start_local":"22:40","target":"M45"},{"end":"2040-01-03T00:15Z","end_local":"02:15","hours":2.08,"mean_quality":0.45,"start":"2040-01-02T22:10Z","start_local":"00:10","target":"M42"},{"end":"2040-01-03T00:50Z","end_local":"02:50","hours":0.58,"mean_quality":0.37,"start":"2040-01-03T00:15Z","start_local":"02:15","target":"M45"},{"end":"2040-01-03T05:50Z","end_local":"07:50","hours":5.0,"mean_quality":0.0,"start":"2040-01-03T00:50Z","start_local":"02:50","target":null}],"targets":[{"best_window":{"end":"2040-01-02T22:05Z","end_local":"00:05","hours":5.33,"label":"good","mean_quality":0.82,"start":"2040-01-02T16:45Z","start_local":"18:45"},"dec":41.26875,"moon_separation":105.1,"name":"M31","quality_hours":5.16,"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":238.0,"t":"2040-01-02T16:20Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2040-01-02T15:35Z","end_local":"17:35","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2040-01-02T15:00Z","start_local":"17:00"},{"end":"2040-01-02T16:10Z","end_local":"18:10","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2040-01-02T15:35Z","start_local":"17:35"},{"end":"2040-01-02T16:45Z","end_local":"18:45","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2040-01-02T16:10Z","start_local":"18:10"},{"end":"2040-01-02T22:05Z","end_local":"00:05","hours":5.33,"label":"good","mean_quality":0.82,"start":"2040-01-02T16:45Z","start_local":"18:45"},{"end":"2040-01-02T23:00Z","end_local":"01:00","hours":0.92,"label":"marginal","mean_quality":0.45,"start":"2040-01-02T22:05Z","start_local":"00:05"},{"end":"2040-01-03T05:50Z","end_local":"07:50","hours":6.83,"label":"unusable","mean_quality":0.0,"start":"2040-01-02T23:00Z","start_local":"01:00"}]},{"best_window":{"end":"2040-01-03T00:35Z","end_local":"02:35","hours":7.17,"label":"marginal","mean_quality":0.5,"start":"2040-01-02T17:25Z","start_local":"19:25"},"dec":-5.3876,"moon_separation":63.7,"name":"M42","quality_hours":3.71,"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":53,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":180.1,"t":"2040-01-02T21:10Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2040-01-02T17:25Z","end_local":"19:25","hours":2.42,"label":"unusable","mean_quality":0.0,"start":"2040-01-02T15:00Z","start_local":"17:00"},{"end":"2040-01-03T00:35Z","end_local":"02:35","hours":7.17,"label":"marginal","mean_quality":0.5,"start":"2040-01-02T17:25Z","start_local":"19:25"},{"end":"2040-01-03T01:00Z","end_local":"03:00","hours":0.42,"label":"poor","mean_quality":0.25,"start":"2040-01-03T00:35Z","start_local":"02:35"},{"end":"2040-01-03T05:50Z","end_local":"07:50","hours":4.83,"label":"unusable","mean_quality":0.0,"start":"2040-01-03T01:00Z","start_local":"03:00"}]},{"best_window":{"end":"2040-01-02T22:25Z","end_local":"00:25","hours":5.67,"label":"good","mean_quality":0.77,"start":"2040-01-02T16:45Z","start_local":"18:45"},"dec":24.11388889,"moon_separation":79.4,"name":"M45","quality_hours":5.94,"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":"2040-01-02T19:20Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2040-01-02T15:35Z","end_local":"17:35","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2040-01-02T15:00Z","start_local":"17:00"},{"end":"2040-01-02T16:10Z","end_local":"18:10","hours":0.58,"label":"poor","mean_quality":0.13,"start":"2040-01-02T15:35Z","start_local":"17:35"},{"end":"2040-01-02T16:45Z","end_local":"18:45","hours":0.58,"label":"marginal","mean_quality":0.47,"start":"2040-01-02T16:10Z","start_local":"18:10"},{"end":"2040-01-02T22:25Z","end_local":"00:25","hours":5.67,"label":"good","mean_quality":0.77,"start":"2040-01-02T16:45Z","start_local":"18:45"},{"end":"2040-01-03T00:50Z","end_local":"02:50","hours":2.42,"label":"marginal","mean_quality":0.5,"start":"2040-01-02T22:25Z","start_local":"00:25"},{"end":"2040-01-03T01:00Z","end_local":"03:00","hours":0.17,"label":"poor","mean_quality":0.27,"start":"2040-01-03T00:50Z","start_local":"02:50"},{"end":"2040-01-03T05:50Z","end_local":"07:50","hours":4.83,"label":"unusable","mean_quality":0.0,"start":"2040-01-03T01:00Z","start_local":"03:00"}]},{"best_window":{"end":"2040-01-02T18:45Z","end_local":"20:45","hours":2.0,"label":"good","mean_quality":0.79,"start":"2040-01-02T16:45Z","start_local":"18:45"},"dec":44.33,"moon_separation":115.6,"name":"NGC 7000","quality_hours":2.29,"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":52,"score_weather":null,"transit":{"airmass":1.0,"alt":87.2,"az":356.9,"t":"2040-01-02T12:35Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2040-01-02T15:35Z","end_local":"17:35","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2040-01-02T15:00Z","start_local":"17:00"},{"end":"2040-01-02T16:10Z","end_local":"18:10","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2040-01-02T15:35Z","start_local":"17:35"},{"end":"2040-01-02T16:45Z","end_local":"18:45","hours":0.58,"label":"marginal","mean_quality":0.46,"start":"2040-01-02T16:10Z","start_local":"18:10"},{"end":"2040-01-02T18:45Z","end_local":"20:45","hours":2.0,"label":"good","mean_quality":0.79,"start":"2040-01-02T16:45Z","start_local":"18:45"},{"end":"2040-01-02T19:30Z","end_local":"21:30","hours":0.75,"label":"marginal","mean_quality":0.47,"start":"2040-01-02T18:45Z","start_local":"20:45"},{"end":"2040-01-03T05:50Z","end_local":"07:50","hours":10.33,"label":"unusable","mean_quality":0.0,"start":"2040-01-02T19:30Z","start_local":"21:30"}]},{"best_window":{"end":"2040-01-02T18:45Z","end_local":"20:45","hours":2.0,"label":"good","mean_quality":0.79,"start":"2040-01-02T16:45Z","start_local":"18:45"},"dec":44.25788576,"moon_separation":115.7,"name":"V1057 Cyg","quality_hours":2.29,"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":52,"score_weather":null,"transit":{"airmass":1.0,"alt":87.3,"az":357.2,"t":"2040-01-02T12:35Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2040-01-02T15:35Z","end_local":"17:35","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2040-01-02T15:00Z","start_local":"17:00"},{"end":"2040-01-02T16:10Z","end_local":"18:10","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2040-01-02T15:35Z","start_local":"17:35"},{"end":"2040-01-02T16:45Z","end_local":"18:45","hours":0.58,"label":"marginal","mean_quality":0.46,"start":"2040-01-02T16:10Z","start_local":"18:10"},{"end":"2040-01-02T18:45Z","end_local":"20:45","hours":2.0,"label":"good","mean_quality":0.79,"start":"2040-01-02T16:45Z","start_local":"18:45"},{"end":"2040-01-02T19:30Z","end_local":"21:30","hours":0.75,"label":"marginal","mean_quality":0.47,"start":"2040-01-02T18:45Z","start_local":"20:45"},{"end":"2040-01-03T05:50Z","end_local":"07:50","hours":10.33,"label":"unusable","mean_quality":0.0,"start":"2040-01-02T19:30Z","start_local":"21:30"}]},{"best_window":{"end":"2040-01-02T22:20Z","end_local":"00:20","hours":5.58,"label":"good","mean_quality":0.82,"start":"2040-01-02T16:45Z","start_local":"18:45"},"dec":30.66017511,"moon_separation":103.6,"name":"M33","quality_hours":5.33,"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":79.2,"az":180.8,"t":"2040-01-02T17:10Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2040-01-02T15:35Z","end_local":"17:35","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2040-01-02T15:00Z","start_local":"17:00"},{"end":"2040-01-02T16:10Z","end_local":"18:10","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2040-01-02T15:35Z","start_local":"17:35"},{"end":"2040-01-02T16:45Z","end_local":"18:45","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2040-01-02T16:10Z","start_local":"18:10"},{"end":"2040-01-02T22:20Z","end_local":"00:20","hours":5.58,"label":"good","mean_quality":0.82,"start":"2040-01-02T16:45Z","start_local":"18:45"},{"end":"2040-01-02T23:10Z","end_local":"01:10","hours":0.83,"label":"marginal","mean_quality":0.45,"start":"2040-01-02T22:20Z","start_local":"00:20"},{"end":"2040-01-03T05:50Z","end_local":"07:50","hours":6.67,"label":"unusable","mean_quality":0.0,"start":"2040-01-02T23:10Z","start_local":"01:10"}]}],"unscheduled":[{"name":"NGC 7000","why":"its best window (18:45\u201320:45) is outranked by M31, V1057 Cyg"}],"warnings":[]}