{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-01-24","schedule":[{"end":"2028-01-24T16:30Z","end_local":"18:30","hours":1.08,"mean_quality":0.0,"start":"2028-01-24T15:25Z","start_local":"17:25","target":null},{"end":"2028-01-24T17:45Z","end_local":"19:45","hours":1.25,"mean_quality":0.51,"start":"2028-01-24T16:30Z","start_local":"18:30","target":"V1057 Cyg"},{"end":"2028-01-24T19:00Z","end_local":"21:00","hours":1.25,"mean_quality":0.97,"start":"2028-01-24T17:45Z","start_local":"19:45","target":"M33"},{"end":"2028-01-24T20:15Z","end_local":"22:15","hours":1.25,"mean_quality":1.0,"start":"2028-01-24T19:00Z","start_local":"21:00","target":"M45"},{"end":"2028-01-24T21:25Z","end_local":"23:25","hours":1.17,"mean_quality":0.66,"start":"2028-01-24T20:15Z","start_local":"22:15","target":"M31"},{"end":"2028-01-24T23:35Z","end_local":"01:35","hours":2.17,"mean_quality":0.71,"start":"2028-01-24T21:25Z","start_local":"23:25","target":"M42"},{"end":"2028-01-25T05:40Z","end_local":"07:40","hours":6.08,"mean_quality":0.0,"start":"2028-01-24T23:35Z","start_local":"01:35","target":null}],"targets":[{"best_window":{"end":"2028-01-24T21:00Z","end_local":"23:00","hours":3.92,"label":"good","mean_quality":0.88,"start":"2028-01-24T17:05Z","start_local":"19:05"},"dec":41.26875,"moon_separation":100.8,"name":"M31","quality_hours":4.12,"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":134.3,"t":"2028-01-24T14:50Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-01-24T16:00Z","end_local":"18:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-01-24T15:25Z","start_local":"17:25"},{"end":"2028-01-24T16:30Z","end_local":"18:30","hours":0.5,"label":"poor","mean_quality":0.15,"start":"2028-01-24T16:00Z","start_local":"18:00"},{"end":"2028-01-24T17:05Z","end_local":"19:05","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2028-01-24T16:30Z","start_local":"18:30"},{"end":"2028-01-24T21:00Z","end_local":"23:00","hours":3.92,"label":"good","mean_quality":0.88,"start":"2028-01-24T17:05Z","start_local":"19:05"},{"end":"2028-01-24T21:35Z","end_local":"23:35","hours":0.58,"label":"marginal","mean_quality":0.49,"start":"2028-01-24T21:00Z","start_local":"23:00"},{"end":"2028-01-25T05:40Z","end_local":"07:40","hours":8.08,"label":"unusable","mean_quality":0.0,"start":"2028-01-24T21:35Z","start_local":"23:35"}]},{"best_window":{"end":"2028-01-24T23:00Z","end_local":"01:00","hours":5.92,"label":"good","mean_quality":0.84,"start":"2028-01-24T17:05Z","start_local":"19:05"},"dec":-5.3876,"moon_separation":142.7,"name":"M42","quality_hours":5.53,"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":180.7,"t":"2028-01-24T19:45Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-01-24T16:00Z","end_local":"18:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-01-24T15:25Z","start_local":"17:25"},{"end":"2028-01-24T16:30Z","end_local":"18:30","hours":0.5,"label":"poor","mean_quality":0.08,"start":"2028-01-24T16:00Z","start_local":"18:00"},{"end":"2028-01-24T17:05Z","end_local":"19:05","hours":0.58,"label":"marginal","mean_quality":0.36,"start":"2028-01-24T16:30Z","start_local":"18:30"},{"end":"2028-01-24T23:00Z","end_local":"01:00","hours":5.92,"label":"good","mean_quality":0.84,"start":"2028-01-24T17:05Z","start_local":"19:05"},{"end":"2028-01-24T23:35Z","end_local":"01:35","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2028-01-24T23:00Z","start_local":"01:00"},{"end":"2028-01-25T05:40Z","end_local":"07:40","hours":6.08,"label":"unusable","mean_quality":0.0,"start":"2028-01-24T23:35Z","start_local":"01:35"}]},{"best_window":{"end":"2028-01-24T23:05Z","end_local":"01:05","hours":6.0,"label":"good","mean_quality":0.93,"start":"2028-01-24T17:05Z","start_local":"19:05"},"dec":24.11388889,"moon_separation":133.8,"name":"M45","quality_hours":6.21,"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":180.2,"t":"2028-01-24T17:55Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-01-24T16:00Z","end_local":"18:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-01-24T15:25Z","start_local":"17:25"},{"end":"2028-01-24T16:30Z","end_local":"18:30","hours":0.5,"label":"poor","mean_quality":0.15,"start":"2028-01-24T16:00Z","start_local":"18:00"},{"end":"2028-01-24T17:05Z","end_local":"19:05","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2028-01-24T16:30Z","start_local":"18:30"},{"end":"2028-01-24T23:05Z","end_local":"01:05","hours":6.0,"label":"good","mean_quality":0.93,"start":"2028-01-24T17:05Z","start_local":"19:05"},{"end":"2028-01-24T23:35Z","end_local":"01:35","hours":0.5,"label":"marginal","mean_quality":0.49,"start":"2028-01-24T23:05Z","start_local":"01:05"},{"end":"2028-01-25T05:40Z","end_local":"07:40","hours":6.08,"label":"unusable","mean_quality":0.0,"start":"2028-01-24T23:35Z","start_local":"01:35"}]},{"best_window":{"end":"2028-01-24T17:30Z","end_local":"19:30","hours":0.42,"label":"good","mean_quality":0.66,"start":"2028-01-24T17:05Z","start_local":"19:05"},"dec":44.33,"moon_separation":72.7,"name":"NGC 7000","quality_hours":1.0,"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":18,"score_weather":null,"transit":{"airmass":1.0,"alt":87.2,"az":351.1,"t":"2028-01-24T11:10Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-01-24T16:00Z","end_local":"18:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-01-24T15:25Z","start_local":"17:25"},{"end":"2028-01-24T16:30Z","end_local":"18:30","hours":0.5,"label":"poor","mean_quality":0.13,"start":"2028-01-24T16:00Z","start_local":"18:00"},{"end":"2028-01-24T17:05Z","end_local":"19:05","hours":0.58,"label":"marginal","mean_quality":0.4,"start":"2028-01-24T16:30Z","start_local":"18:30"},{"end":"2028-01-24T17:30Z","end_local":"19:30","hours":0.42,"label":"good","mean_quality":0.66,"start":"2028-01-24T17:05Z","start_local":"19:05"},{"end":"2028-01-24T18:05Z","end_local":"20:05","hours":0.58,"label":"marginal","mean_quality":0.49,"start":"2028-01-24T17:30Z","start_local":"19:30"},{"end":"2028-01-25T04:15Z","end_local":"06:15","hours":10.17,"label":"unusable","mean_quality":0.0,"start":"2028-01-24T18:05Z","start_local":"20:05"},{"end":"2028-01-25T05:10Z","end_local":"07:10","hours":0.92,"label":"poor","mean_quality":0.16,"start":"2028-01-25T04:15Z","start_local":"06:15"},{"end":"2028-01-25T05:40Z","end_local":"07:40","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-01-25T05:10Z","start_local":"07:10"}]},{"best_window":{"end":"2028-01-24T17:25Z","end_local":"19:25","hours":0.33,"label":"good","mean_quality":0.67,"start":"2028-01-24T17:05Z","start_local":"19:05"},"dec":44.25788576,"moon_separation":72.7,"name":"V1057 Cyg","quality_hours":0.97,"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":17,"score_weather":null,"transit":{"airmass":1.0,"alt":87.3,"az":351.3,"t":"2028-01-24T11:10Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-01-24T16:00Z","end_local":"18:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-01-24T15:25Z","start_local":"17:25"},{"end":"2028-01-24T16:30Z","end_local":"18:30","hours":0.5,"label":"poor","mean_quality":0.13,"start":"2028-01-24T16:00Z","start_local":"18:00"},{"end":"2028-01-24T17:05Z","end_local":"19:05","hours":0.58,"label":"marginal","mean_quality":0.4,"start":"2028-01-24T16:30Z","start_local":"18:30"},{"end":"2028-01-24T17:25Z","end_local":"19:25","hours":0.33,"label":"good","mean_quality":0.67,"start":"2028-01-24T17:05Z","start_local":"19:05"},{"end":"2028-01-24T18:00Z","end_local":"20:00","hours":0.58,"label":"marginal","mean_quality":0.51,"start":"2028-01-24T17:25Z","start_local":"19:25"},{"end":"2028-01-25T04:15Z","end_local":"06:15","hours":10.25,"label":"unusable","mean_quality":0.0,"start":"2028-01-24T18:00Z","start_local":"20:00"},{"end":"2028-01-25T05:10Z","end_local":"07:10","hours":0.92,"label":"poor","mean_quality":0.16,"start":"2028-01-25T04:15Z","start_local":"06:15"},{"end":"2028-01-25T05:40Z","end_local":"07:40","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-01-25T05:10Z","start_local":"07:10"}]},{"best_window":{"end":"2028-01-24T21:15Z","end_local":"23:15","hours":4.17,"label":"good","mean_quality":0.9,"start":"2028-01-24T17:05Z","start_local":"19:05"},"dec":30.66017511,"moon_separation":106.8,"name":"M33","quality_hours":4.37,"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":177.2,"t":"2028-01-24T15:40Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-01-24T16:00Z","end_local":"18:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-01-24T15:25Z","start_local":"17:25"},{"end":"2028-01-24T16:30Z","end_local":"18:30","hours":0.5,"label":"poor","mean_quality":0.15,"start":"2028-01-24T16:00Z","start_local":"18:00"},{"end":"2028-01-24T17:05Z","end_local":"19:05","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2028-01-24T16:30Z","start_local":"18:30"},{"end":"2028-01-24T21:15Z","end_local":"23:15","hours":4.17,"label":"good","mean_quality":0.9,"start":"2028-01-24T17:05Z","start_local":"19:05"},{"end":"2028-01-24T21:45Z","end_local":"23:45","hours":0.5,"label":"marginal","mean_quality":0.49,"start":"2028-01-24T21:15Z","start_local":"23:15"},{"end":"2028-01-25T05:40Z","end_local":"07:40","hours":7.92,"label":"unusable","mean_quality":0.0,"start":"2028-01-24T21:45Z","start_local":"23:45"}]}],"unscheduled":[{"name":"NGC 7000","why":"its best window (19:05\u201319:30) is outranked by V1057 Cyg"}],"warnings":[]}