{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2043-03-17","schedule":[{"end":"2043-03-17T18:05Z","end_local":"20:05","hours":1.67,"mean_quality":0.0,"start":"2043-03-17T16:25Z","start_local":"18:25","target":null},{"end":"2043-03-17T19:05Z","end_local":"21:05","hours":1.0,"mean_quality":0.54,"start":"2043-03-17T18:05Z","start_local":"20:05","target":"M45"},{"end":"2043-03-17T20:00Z","end_local":"22:00","hours":0.92,"mean_quality":0.42,"start":"2043-03-17T19:05Z","start_local":"21:05","target":"M42"},{"end":"2043-03-18T00:50Z","end_local":"02:50","hours":4.83,"mean_quality":0.0,"start":"2043-03-17T20:00Z","start_local":"22:00","target":null},{"end":"2043-03-18T01:50Z","end_local":"03:50","hours":1.0,"mean_quality":0.58,"start":"2043-03-18T00:50Z","start_local":"02:50","target":"NGC 7000"},{"end":"2043-03-18T03:30Z","end_local":"05:30","hours":1.67,"mean_quality":0.71,"start":"2043-03-18T01:50Z","start_local":"03:50","target":"V1057 Cyg"},{"end":"2043-03-18T04:30Z","end_local":"06:30","hours":1.0,"mean_quality":0.0,"start":"2043-03-18T03:30Z","start_local":"05:30","target":null}],"targets":[{"best_window":null,"dec":41.26875,"moon_separation":60.6,"name":"M31","quality_hours":0.18,"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":1,"score_weather":null,"transit":{"airmass":1.0,"alt":89.7,"az":125.4,"t":"2043-03-17T11:25Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2043-03-17T17:00Z","end_local":"19:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2043-03-17T16:25Z","start_local":"18:25"},{"end":"2043-03-17T18:10Z","end_local":"20:10","hours":1.17,"label":"poor","mean_quality":0.15,"start":"2043-03-17T17:00Z","start_local":"19:00"},{"end":"2043-03-18T04:30Z","end_local":"06:30","hours":10.33,"label":"unusable","mean_quality":0.0,"start":"2043-03-17T18:10Z","start_local":"20:10"}]},{"best_window":{"end":"2043-03-17T20:00Z","end_local":"22:00","hours":1.92,"label":"marginal","mean_quality":0.48,"start":"2043-03-17T18:05Z","start_local":"20:05"},"dec":-5.3876,"moon_separation":33.9,"name":"M42","quality_hours":1.17,"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":16,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":180.7,"t":"2043-03-17T16:20Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2043-03-17T17:00Z","end_local":"19:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2043-03-17T16:25Z","start_local":"18:25"},{"end":"2043-03-17T18:05Z","end_local":"20:05","hours":1.08,"label":"poor","mean_quality":0.19,"start":"2043-03-17T17:00Z","start_local":"19:00"},{"end":"2043-03-17T20:00Z","end_local":"22:00","hours":1.92,"label":"marginal","mean_quality":0.48,"start":"2043-03-17T18:05Z","start_local":"20:05"},{"end":"2043-03-17T20:10Z","end_local":"22:10","hours":0.17,"label":"poor","mean_quality":0.29,"start":"2043-03-17T20:00Z","start_local":"22:00"},{"end":"2043-03-18T04:30Z","end_local":"06:30","hours":8.33,"label":"unusable","mean_quality":0.0,"start":"2043-03-17T20:10Z","start_local":"22:10"}]},{"best_window":{"end":"2043-03-17T20:00Z","end_local":"22:00","hours":1.92,"label":"marginal","mean_quality":0.49,"start":"2043-03-17T18:05Z","start_local":"20:05"},"dec":24.11388889,"moon_separation":26.0,"name":"M45","quality_hours":1.2,"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":17,"score_weather":null,"transit":{"airmass":1.05,"alt":72.6,"az":180.2,"t":"2043-03-17T14:30Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2043-03-17T17:00Z","end_local":"19:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2043-03-17T16:25Z","start_local":"18:25"},{"end":"2043-03-17T18:05Z","end_local":"20:05","hours":1.08,"label":"poor","mean_quality":0.19,"start":"2043-03-17T17:00Z","start_local":"19:00"},{"end":"2043-03-17T20:00Z","end_local":"22:00","hours":1.92,"label":"marginal","mean_quality":0.49,"start":"2043-03-17T18:05Z","start_local":"20:05"},{"end":"2043-03-17T20:10Z","end_local":"22:10","hours":0.17,"label":"poor","mean_quality":0.29,"start":"2043-03-17T20:00Z","start_local":"22:00"},{"end":"2043-03-18T04:30Z","end_local":"06:30","hours":8.33,"label":"unusable","mean_quality":0.0,"start":"2043-03-17T20:10Z","start_local":"22:10"}]},{"best_window":{"end":"2043-03-18T03:00Z","end_local":"05:00","hours":1.58,"label":"good","mean_quality":0.79,"start":"2043-03-18T01:25Z","start_local":"03:25"},"dec":44.33,"moon_separation":94.3,"name":"NGC 7000","quality_hours":1.85,"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":40,"score_weather":null,"transit":{"airmass":1.0,"alt":87.2,"az":353.8,"t":"2043-03-18T07:40Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2043-03-18T00:50Z","end_local":"02:50","hours":8.42,"label":"unusable","mean_quality":0.0,"start":"2043-03-17T16:25Z","start_local":"18:25"},{"end":"2043-03-18T01:25Z","end_local":"03:25","hours":0.58,"label":"marginal","mean_quality":0.51,"start":"2043-03-18T00:50Z","start_local":"02:50"},{"end":"2043-03-18T03:00Z","end_local":"05:00","hours":1.58,"label":"good","mean_quality":0.79,"start":"2043-03-18T01:25Z","start_local":"03:25"},{"end":"2043-03-18T03:30Z","end_local":"05:30","hours":0.5,"label":"marginal","mean_quality":0.44,"start":"2043-03-18T03:00Z","start_local":"05:00"},{"end":"2043-03-18T04:05Z","end_local":"06:05","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2043-03-18T03:30Z","start_local":"05:30"},{"end":"2043-03-18T04:30Z","end_local":"06:30","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2043-03-18T04:05Z","start_local":"06:05"}]},{"best_window":{"end":"2043-03-18T03:00Z","end_local":"05:00","hours":1.58,"label":"good","mean_quality":0.79,"start":"2043-03-18T01:25Z","start_local":"03:25"},"dec":44.25788576,"moon_separation":94.4,"name":"V1057 Cyg","quality_hours":1.85,"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":40,"score_weather":null,"transit":{"airmass":1.0,"alt":87.2,"az":354.1,"t":"2043-03-18T07:40Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2043-03-18T00:50Z","end_local":"02:50","hours":8.42,"label":"unusable","mean_quality":0.0,"start":"2043-03-17T16:25Z","start_local":"18:25"},{"end":"2043-03-18T01:25Z","end_local":"03:25","hours":0.58,"label":"marginal","mean_quality":0.51,"start":"2043-03-18T00:50Z","start_local":"02:50"},{"end":"2043-03-18T03:00Z","end_local":"05:00","hours":1.58,"label":"good","mean_quality":0.79,"start":"2043-03-18T01:25Z","start_local":"03:25"},{"end":"2043-03-18T03:30Z","end_local":"05:30","hours":0.5,"label":"marginal","mean_quality":0.44,"start":"2043-03-18T03:00Z","start_local":"05:00"},{"end":"2043-03-18T04:05Z","end_local":"06:05","hours":0.58,"label":"poor","mean_quality":0.14,"start":"2043-03-18T03:30Z","start_local":"05:30"},{"end":"2043-03-18T04:30Z","end_local":"06:30","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2043-03-18T04:05Z","start_local":"06:05"}]},{"best_window":{"end":"2043-03-17T18:15Z","end_local":"20:15","hours":0.17,"label":"marginal","mean_quality":0.33,"start":"2043-03-17T18:05Z","start_local":"20:05"},"dec":30.66017511,"moon_separation":53.1,"name":"M33","quality_hours":0.25,"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":2,"score_weather":null,"transit":{"airmass":1.02,"alt":79.2,"az":177.2,"t":"2043-03-17T12:15Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2043-03-17T17:00Z","end_local":"19:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2043-03-17T16:25Z","start_local":"18:25"},{"end":"2043-03-17T18:05Z","end_local":"20:05","hours":1.08,"label":"poor","mean_quality":0.16,"start":"2043-03-17T17:00Z","start_local":"19:00"},{"end":"2043-03-17T18:15Z","end_local":"20:15","hours":0.17,"label":"marginal","mean_quality":0.33,"start":"2043-03-17T18:05Z","start_local":"20:05"},{"end":"2043-03-17T18:20Z","end_local":"20:20","hours":0.08,"label":"poor","mean_quality":0.29,"start":"2043-03-17T18:15Z","start_local":"20:15"},{"end":"2043-03-18T04:30Z","end_local":"06:30","hours":10.17,"label":"unusable","mean_quality":0.0,"start":"2043-03-17T18:20Z","start_local":"20:20"}]}],"unscheduled":[{"name":"M31","why":"no usable window tonight"},{"name":"M33","why":"its best window (20:05\u201320:15) is outranked by M45"}],"warnings":[]}
