{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2037-12-21","schedule":[{"end":"2037-12-21T16:05Z","end_local":"18:05","hours":1.25,"mean_quality":0.0,"start":"2037-12-21T14:50Z","start_local":"16:50","target":null},{"end":"2037-12-21T17:30Z","end_local":"19:30","hours":1.42,"mean_quality":0.61,"start":"2037-12-21T16:05Z","start_local":"18:05","target":"V1057 Cyg"},{"end":"2037-12-21T18:55Z","end_local":"20:55","hours":1.42,"mean_quality":0.64,"start":"2037-12-21T17:30Z","start_local":"19:30","target":"NGC 7000"},{"end":"2037-12-21T19:00Z","end_local":"21:00","hours":0.08,"mean_quality":0.3,"start":"2037-12-21T18:55Z","start_local":"20:55","target":"M45"},{"end":"2037-12-21T20:25Z","end_local":"22:25","hours":1.42,"mean_quality":0.48,"start":"2037-12-21T19:00Z","start_local":"21:00","target":"M31"},{"end":"2037-12-21T23:05Z","end_local":"01:05","hours":2.67,"mean_quality":0.35,"start":"2037-12-21T20:25Z","start_local":"22:25","target":"M33"},{"end":"2037-12-22T05:50Z","end_local":"07:50","hours":6.75,"mean_quality":0.0,"start":"2037-12-21T23:05Z","start_local":"01:05","target":null}],"targets":[{"best_window":{"end":"2037-12-21T16:45Z","end_local":"18:45","hours":0.17,"label":"good","mean_quality":0.6,"start":"2037-12-21T16:35Z","start_local":"18:35"},"dec":41.26875,"moon_separation":62.7,"name":"M31","quality_hours":3.43,"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":52,"score_weather":null,"transit":{"airmass":1.0,"alt":89.6,"az":233.9,"t":"2037-12-21T17:05Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2037-12-21T15:30Z","end_local":"17:30","hours":0.67,"label":"unusable","mean_quality":0.0,"start":"2037-12-21T14:50Z","start_local":"16:50"},{"end":"2037-12-21T16:05Z","end_local":"18:05","hours":0.58,"label":"poor","mean_quality":0.1,"start":"2037-12-21T15:30Z","start_local":"17:30"},{"end":"2037-12-21T16:35Z","end_local":"18:35","hours":0.5,"label":"marginal","mean_quality":0.31,"start":"2037-12-21T16:05Z","start_local":"18:05"},{"end":"2037-12-21T16:45Z","end_local":"18:45","hours":0.17,"label":"good","mean_quality":0.6,"start":"2037-12-21T16:35Z","start_local":"18:35"},{"end":"2037-12-21T23:05Z","end_local":"01:05","hours":6.33,"label":"marginal","mean_quality":0.47,"start":"2037-12-21T16:45Z","start_local":"18:45"},{"end":"2037-12-21T23:45Z","end_local":"01:45","hours":0.67,"label":"poor","mean_quality":0.25,"start":"2037-12-21T23:05Z","start_local":"01:05"},{"end":"2037-12-22T05:50Z","end_local":"07:50","hours":6.08,"label":"unusable","mean_quality":0.0,"start":"2037-12-21T23:45Z","start_local":"01:45"}]},{"best_window":null,"dec":-5.3876,"moon_separation":26.3,"name":"M42","quality_hours":1.59,"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":10,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":180.0,"t":"2037-12-21T21:55Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2037-12-21T18:10Z","end_local":"20:10","hours":3.33,"label":"unusable","mean_quality":0.0,"start":"2037-12-21T14:50Z","start_local":"16:50"},{"end":"2037-12-22T01:45Z","end_local":"03:45","hours":7.58,"label":"poor","mean_quality":0.21,"start":"2037-12-21T18:10Z","start_local":"20:10"},{"end":"2037-12-22T05:50Z","end_local":"07:50","hours":4.08,"label":"unusable","mean_quality":0.0,"start":"2037-12-22T01:45Z","start_local":"03:45"}]},{"best_window":{"end":"2037-12-21T19:00Z","end_local":"21:00","hours":2.42,"label":"marginal","mean_quality":0.35,"start":"2037-12-21T16:35Z","start_local":"18:35"},"dec":24.11388889,"moon_separation":23.8,"name":"M45","quality_hours":2.59,"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":25,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":178.7,"t":"2037-12-21T20:05Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2037-12-21T15:30Z","end_local":"17:30","hours":0.67,"label":"unusable","mean_quality":0.0,"start":"2037-12-21T14:50Z","start_local":"16:50"},{"end":"2037-12-21T16:35Z","end_local":"18:35","hours":1.08,"label":"poor","mean_quality":0.13,"start":"2037-12-21T15:30Z","start_local":"17:30"},{"end":"2037-12-21T19:00Z","end_local":"21:00","hours":2.42,"label":"marginal","mean_quality":0.35,"start":"2037-12-21T16:35Z","start_local":"18:35"},{"end":"2037-12-22T01:45Z","end_local":"03:45","hours":6.75,"label":"poor","mean_quality":0.24,"start":"2037-12-21T19:00Z","start_local":"21:00"},{"end":"2037-12-22T05:50Z","end_local":"07:50","hours":4.08,"label":"unusable","mean_quality":0.0,"start":"2037-12-22T01:45Z","start_local":"03:45"}]},{"best_window":{"end":"2037-12-21T18:50Z","end_local":"20:50","hours":2.25,"label":"good","mean_quality":0.68,"start":"2037-12-21T16:35Z","start_local":"18:35"},"dec":44.33,"moon_separation":99.1,"name":"NGC 7000","quality_hours":2.44,"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":46,"score_weather":null,"transit":{"airmass":1.0,"alt":87.2,"az":357.6,"t":"2037-12-21T13:20Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2037-12-21T15:30Z","end_local":"17:30","hours":0.67,"label":"unusable","mean_quality":0.0,"start":"2037-12-21T14:50Z","start_local":"16:50"},{"end":"2037-12-21T16:05Z","end_local":"18:05","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2037-12-21T15:30Z","start_local":"17:30"},{"end":"2037-12-21T16:35Z","end_local":"18:35","hours":0.5,"label":"marginal","mean_quality":0.39,"start":"2037-12-21T16:05Z","start_local":"18:05"},{"end":"2037-12-21T18:50Z","end_local":"20:50","hours":2.25,"label":"good","mean_quality":0.68,"start":"2037-12-21T16:35Z","start_local":"18:35"},{"end":"2037-12-21T20:10Z","end_local":"22:10","hours":1.33,"label":"marginal","mean_quality":0.47,"start":"2037-12-21T18:50Z","start_local":"20:50"},{"end":"2037-12-21T20:15Z","end_local":"22:15","hours":0.08,"label":"poor","mean_quality":0.29,"start":"2037-12-21T20:10Z","start_local":"22:10"},{"end":"2037-12-22T05:50Z","end_local":"07:50","hours":9.58,"label":"unusable","mean_quality":0.0,"start":"2037-12-21T20:15Z","start_local":"22:15"}]},{"best_window":{"end":"2037-12-21T18:50Z","end_local":"20:50","hours":2.25,"label":"good","mean_quality":0.68,"start":"2037-12-21T16:35Z","start_local":"18:35"},"dec":44.25788576,"moon_separation":99.1,"name":"V1057 Cyg","quality_hours":2.44,"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":46,"score_weather":null,"transit":{"airmass":1.0,"alt":87.3,"az":358.0,"t":"2037-12-21T13:20Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2037-12-21T15:30Z","end_local":"17:30","hours":0.67,"label":"unusable","mean_quality":0.0,"start":"2037-12-21T14:50Z","start_local":"16:50"},{"end":"2037-12-21T16:05Z","end_local":"18:05","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2037-12-21T15:30Z","start_local":"17:30"},{"end":"2037-12-21T16:35Z","end_local":"18:35","hours":0.5,"label":"marginal","mean_quality":0.39,"start":"2037-12-21T16:05Z","start_local":"18:05"},{"end":"2037-12-21T18:50Z","end_local":"20:50","hours":2.25,"label":"good","mean_quality":0.68,"start":"2037-12-21T16:35Z","start_local":"18:35"},{"end":"2037-12-21T20:10Z","end_local":"22:10","hours":1.33,"label":"marginal","mean_quality":0.47,"start":"2037-12-21T18:50Z","start_local":"20:50"},{"end":"2037-12-21T20:15Z","end_local":"22:15","hours":0.08,"label":"poor","mean_quality":0.29,"start":"2037-12-21T20:10Z","start_local":"22:10"},{"end":"2037-12-22T05:50Z","end_local":"07:50","hours":9.58,"label":"unusable","mean_quality":0.0,"start":"2037-12-21T20:15Z","start_local":"22:15"}]},{"best_window":{"end":"2037-12-21T23:05Z","end_local":"01:05","hours":6.5,"label":"marginal","mean_quality":0.42,"start":"2037-12-21T16:35Z","start_local":"18:35"},"dec":30.66017511,"moon_separation":53.2,"name":"M33","quality_hours":3.13,"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":44,"score_weather":null,"transit":{"airmass":1.02,"alt":79.2,"az":180.6,"t":"2037-12-21T17:55Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2037-12-21T15:30Z","end_local":"17:30","hours":0.67,"label":"unusable","mean_quality":0.0,"start":"2037-12-21T14:50Z","start_local":"16:50"},{"end":"2037-12-21T16:35Z","end_local":"18:35","hours":1.08,"label":"poor","mean_quality":0.18,"start":"2037-12-21T15:30Z","start_local":"17:30"},{"end":"2037-12-21T23:05Z","end_local":"01:05","hours":6.5,"label":"marginal","mean_quality":0.42,"start":"2037-12-21T16:35Z","start_local":"18:35"},{"end":"2037-12-21T23:55Z","end_local":"01:55","hours":0.83,"label":"poor","mean_quality":0.24,"start":"2037-12-21T23:05Z","start_local":"01:05"},{"end":"2037-12-22T05:50Z","end_local":"07:50","hours":5.92,"label":"unusable","mean_quality":0.0,"start":"2037-12-21T23:55Z","start_local":"01:55"}]}],"unscheduled":[{"name":"M42","why":"no usable window tonight"}],"warnings":[]}