{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2028-03-15","schedule":[{"end":"2028-03-15T17:30Z","end_local":"19:30","hours":1.08,"mean_quality":0.0,"start":"2028-03-15T16:25Z","start_local":"18:25","target":null},{"end":"2028-03-15T17:55Z","end_local":"19:55","hours":0.42,"mean_quality":0.34,"start":"2028-03-15T17:30Z","start_local":"19:30","target":"M33"},{"end":"2028-03-15T18:50Z","end_local":"20:50","hours":0.92,"mean_quality":0.79,"start":"2028-03-15T17:55Z","start_local":"19:55","target":"M45"},{"end":"2028-03-15T20:15Z","end_local":"22:15","hours":1.42,"mean_quality":0.64,"start":"2028-03-15T18:50Z","start_local":"20:50","target":"M42"},{"end":"2028-03-16T00:55Z","end_local":"02:55","hours":4.67,"mean_quality":0.0,"start":"2028-03-15T20:15Z","start_local":"22:15","target":null},{"end":"2028-03-16T01:50Z","end_local":"03:50","hours":0.92,"mean_quality":0.48,"start":"2028-03-16T00:55Z","start_local":"02:55","target":"NGC 7000"},{"end":"2028-03-16T03:35Z","end_local":"05:35","hours":1.75,"mean_quality":0.59,"start":"2028-03-16T01:50Z","start_local":"03:50","target":"V1057 Cyg"},{"end":"2028-03-16T04:35Z","end_local":"06:35","hours":1.0,"mean_quality":0.0,"start":"2028-03-16T03:35Z","start_local":"05:35","target":null}],"targets":[{"best_window":{"end":"2028-03-15T18:15Z","end_local":"20:15","hours":0.17,"label":"marginal","mean_quality":0.42,"start":"2028-03-15T18:05Z","start_local":"20:05"},"dec":41.26875,"moon_separation":137.3,"name":"M31","quality_hours":0.29,"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":3,"score_weather":null,"transit":{"airmass":1.0,"alt":89.7,"az":146.4,"t":"2028-03-15T11:30Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-03-15T17:00Z","end_local":"19:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-03-15T16:25Z","start_local":"18:25"},{"end":"2028-03-15T17:30Z","end_local":"19:30","hours":0.5,"label":"poor","mean_quality":0.11,"start":"2028-03-15T17:00Z","start_local":"19:00"},{"end":"2028-03-15T17:40Z","end_local":"19:40","hours":0.17,"label":"marginal","mean_quality":0.31,"start":"2028-03-15T17:30Z","start_local":"19:30"},{"end":"2028-03-15T18:05Z","end_local":"20:05","hours":0.42,"label":"poor","mean_quality":0.26,"start":"2028-03-15T17:40Z","start_local":"19:40"},{"end":"2028-03-15T18:15Z","end_local":"20:15","hours":0.17,"label":"marginal","mean_quality":0.42,"start":"2028-03-15T18:05Z","start_local":"20:05"},{"end":"2028-03-16T04:35Z","end_local":"06:35","hours":10.33,"label":"unusable","mean_quality":0.0,"start":"2028-03-15T18:15Z","start_local":"20:15"}]},{"best_window":{"end":"2028-03-15T19:40Z","end_local":"21:40","hours":1.58,"label":"good","mean_quality":0.79,"start":"2028-03-15T18:05Z","start_local":"20:05"},"dec":-5.3876,"moon_separation":141.1,"name":"M42","quality_hours":1.85,"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":39,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":180.8,"t":"2028-03-15T16:25Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-03-15T17:00Z","end_local":"19:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-03-15T16:25Z","start_local":"18:25"},{"end":"2028-03-15T17:30Z","end_local":"19:30","hours":0.5,"label":"poor","mean_quality":0.13,"start":"2028-03-15T17:00Z","start_local":"19:00"},{"end":"2028-03-15T18:05Z","end_local":"20:05","hours":0.58,"label":"marginal","mean_quality":0.43,"start":"2028-03-15T17:30Z","start_local":"19:30"},{"end":"2028-03-15T19:40Z","end_local":"21:40","hours":1.58,"label":"good","mean_quality":0.79,"start":"2028-03-15T18:05Z","start_local":"20:05"},{"end":"2028-03-15T20:15Z","end_local":"22:15","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2028-03-15T19:40Z","start_local":"21:40"},{"end":"2028-03-16T04:35Z","end_local":"06:35","hours":8.33,"label":"unusable","mean_quality":0.0,"start":"2028-03-15T20:15Z","start_local":"22:15"}]},{"best_window":{"end":"2028-03-15T19:45Z","end_local":"21:45","hours":1.67,"label":"good","mean_quality":0.81,"start":"2028-03-15T18:05Z","start_local":"20:05"},"dec":24.11388889,"moon_separation":178.1,"name":"M45","quality_hours":1.89,"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":42,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":180.6,"t":"2028-03-15T14:35Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-03-15T17:00Z","end_local":"19:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-03-15T16:25Z","start_local":"18:25"},{"end":"2028-03-15T17:30Z","end_local":"19:30","hours":0.5,"label":"poor","mean_quality":0.14,"start":"2028-03-15T17:00Z","start_local":"19:00"},{"end":"2028-03-15T18:05Z","end_local":"20:05","hours":0.58,"label":"marginal","mean_quality":0.46,"start":"2028-03-15T17:30Z","start_local":"19:30"},{"end":"2028-03-15T19:45Z","end_local":"21:45","hours":1.67,"label":"good","mean_quality":0.81,"start":"2028-03-15T18:05Z","start_local":"20:05"},{"end":"2028-03-15T20:10Z","end_local":"22:10","hours":0.42,"label":"marginal","mean_quality":0.51,"start":"2028-03-15T19:45Z","start_local":"21:45"},{"end":"2028-03-16T04:35Z","end_local":"06:35","hours":8.42,"label":"unusable","mean_quality":0.0,"start":"2028-03-15T20:10Z","start_local":"22:10"}]},{"best_window":{"end":"2028-03-16T03:00Z","end_local":"05:00","hours":1.25,"label":"good","mean_quality":0.69,"start":"2028-03-16T01:45Z","start_local":"03:45"},"dec":44.33,"moon_separation":97.9,"name":"NGC 7000","quality_hours":1.53,"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":28,"score_weather":null,"transit":{"airmass":1.0,"alt":87.2,"az":353.1,"t":"2028-03-16T07:45Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-03-16T00:55Z","end_local":"02:55","hours":8.5,"label":"unusable","mean_quality":0.0,"start":"2028-03-15T16:25Z","start_local":"18:25"},{"end":"2028-03-16T01:45Z","end_local":"03:45","hours":0.83,"label":"marginal","mean_quality":0.47,"start":"2028-03-16T00:55Z","start_local":"02:55"},{"end":"2028-03-16T03:00Z","end_local":"05:00","hours":1.25,"label":"good","mean_quality":0.69,"start":"2028-03-16T01:45Z","start_local":"03:45"},{"end":"2028-03-16T03:35Z","end_local":"05:35","hours":0.58,"label":"marginal","mean_quality":0.37,"start":"2028-03-16T03:00Z","start_local":"05:00"},{"end":"2028-03-16T04:05Z","end_local":"06:05","hours":0.5,"label":"poor","mean_quality":0.12,"start":"2028-03-16T03:35Z","start_local":"05:35"},{"end":"2028-03-16T04:35Z","end_local":"06:35","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-03-16T04:05Z","start_local":"06:05"}]},{"best_window":{"end":"2028-03-16T03:00Z","end_local":"05:00","hours":1.25,"label":"good","mean_quality":0.69,"start":"2028-03-16T01:45Z","start_local":"03:45"},"dec":44.25788576,"moon_separation":97.9,"name":"V1057 Cyg","quality_hours":1.53,"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":28,"score_weather":null,"transit":{"airmass":1.0,"alt":87.3,"az":353.3,"t":"2028-03-16T07:45Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-03-16T00:55Z","end_local":"02:55","hours":8.5,"label":"unusable","mean_quality":0.0,"start":"2028-03-15T16:25Z","start_local":"18:25"},{"end":"2028-03-16T01:45Z","end_local":"03:45","hours":0.83,"label":"marginal","mean_quality":0.47,"start":"2028-03-16T00:55Z","start_local":"02:55"},{"end":"2028-03-16T03:00Z","end_local":"05:00","hours":1.25,"label":"good","mean_quality":0.69,"start":"2028-03-16T01:45Z","start_local":"03:45"},{"end":"2028-03-16T03:35Z","end_local":"05:35","hours":0.58,"label":"marginal","mean_quality":0.37,"start":"2028-03-16T03:00Z","start_local":"05:00"},{"end":"2028-03-16T04:05Z","end_local":"06:05","hours":0.5,"label":"poor","mean_quality":0.12,"start":"2028-03-16T03:35Z","start_local":"05:35"},{"end":"2028-03-16T04:35Z","end_local":"06:35","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2028-03-16T04:05Z","start_local":"06:05"}]},{"best_window":{"end":"2028-03-15T18:25Z","end_local":"20:25","hours":0.33,"label":"marginal","mean_quality":0.46,"start":"2028-03-15T18:05Z","start_local":"20:05"},"dec":30.66017511,"moon_separation":148.5,"name":"M33","quality_hours":0.4,"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":5,"score_weather":null,"transit":{"airmass":1.02,"alt":79.1,"az":177.8,"t":"2028-03-15T12:20Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2028-03-15T17:00Z","end_local":"19:00","hours":0.58,"label":"unusable","mean_quality":0.0,"start":"2028-03-15T16:25Z","start_local":"18:25"},{"end":"2028-03-15T17:30Z","end_local":"19:30","hours":0.5,"label":"poor","mean_quality":0.12,"start":"2028-03-15T17:00Z","start_local":"19:00"},{"end":"2028-03-15T17:55Z","end_local":"19:55","hours":0.42,"label":"marginal","mean_quality":0.34,"start":"2028-03-15T17:30Z","start_local":"19:30"},{"end":"2028-03-15T18:05Z","end_local":"20:05","hours":0.17,"label":"poor","mean_quality":0.28,"start":"2028-03-15T17:55Z","start_local":"19:55"},{"end":"2028-03-15T18:25Z","end_local":"20:25","hours":0.33,"label":"marginal","mean_quality":0.46,"start":"2028-03-15T18:05Z","start_local":"20:05"},{"end":"2028-03-16T04:35Z","end_local":"06:35","hours":10.17,"label":"unusable","mean_quality":0.0,"start":"2028-03-15T18:25Z","start_local":"20:25"}]}],"unscheduled":[{"name":"M31","why":"its best window (20:05\u201320:15) is outranked by M45"}],"warnings":[]}