{"calculation_version":"2026-10-10.1","forecast_source":"none","night_date":"2027-05-23","schedule":[{"end":"2027-05-23T20:25Z","end_local":"23:25","hours":2.75,"mean_quality":0.0,"start":"2027-05-23T17:40Z","start_local":"20:40","target":null},{"end":"2027-05-23T22:15Z","end_local":"01:15","hours":1.83,"mean_quality":0.56,"start":"2027-05-23T20:25Z","start_local":"23:25","target":"NGC 7000"},{"end":"2027-05-24T00:20Z","end_local":"03:20","hours":2.08,"mean_quality":0.67,"start":"2027-05-23T22:15Z","start_local":"01:15","target":"V1057 Cyg"},{"end":"2027-05-24T00:55Z","end_local":"03:55","hours":0.58,"mean_quality":0.41,"start":"2027-05-24T00:20Z","start_local":"03:20","target":"M31"},{"end":"2027-05-24T01:25Z","end_local":"04:25","hours":0.5,"mean_quality":0.36,"start":"2027-05-24T00:55Z","start_local":"03:55","target":"NGC 7000"},{"end":"2027-05-24T01:45Z","end_local":"04:45","hours":0.33,"mean_quality":0.34,"start":"2027-05-24T01:25Z","start_local":"04:25","target":"M31"},{"end":"2027-05-24T02:55Z","end_local":"05:55","hours":1.17,"mean_quality":0.0,"start":"2027-05-24T01:45Z","start_local":"04:45","target":null}],"targets":[{"best_window":{"end":"2027-05-24T00:55Z","end_local":"03:55","hours":0.58,"label":"marginal","mean_quality":0.41,"start":"2027-05-24T00:20Z","start_local":"03:20"},"dec":41.26875,"moon_separation":104.9,"name":"M31","quality_hours":0.57,"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":7,"score_weather":null,"transit":{"airmass":1.0,"alt":89.6,"az":222.5,"t":"2027-05-24T07:00Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-05-24T00:20Z","end_local":"03:20","hours":6.67,"label":"unusable","mean_quality":0.0,"start":"2027-05-23T17:40Z","start_local":"20:40"},{"end":"2027-05-24T00:55Z","end_local":"03:55","hours":0.58,"label":"marginal","mean_quality":0.41,"start":"2027-05-24T00:20Z","start_local":"03:20"},{"end":"2027-05-24T01:15Z","end_local":"04:15","hours":0.33,"label":"poor","mean_quality":0.28,"start":"2027-05-24T00:55Z","start_local":"03:55"},{"end":"2027-05-24T01:45Z","end_local":"04:45","hours":0.5,"label":"marginal","mean_quality":0.33,"start":"2027-05-24T01:15Z","start_local":"04:15"},{"end":"2027-05-24T02:25Z","end_local":"05:25","hours":0.67,"label":"poor","mean_quality":0.11,"start":"2027-05-24T01:45Z","start_local":"04:45"},{"end":"2027-05-24T02:55Z","end_local":"05:55","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-05-24T02:25Z","start_local":"05:25"}]},{"best_window":null,"dec":-5.3876,"moon_separation":143.8,"name":"M42","quality_hours":0.0,"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":0,"score_weather":null,"transit":{"airmass":1.47,"alt":42.9,"az":180.3,"t":"2027-05-23T11:55Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-05-24T02:55Z","end_local":"05:55","hours":9.25,"label":"unusable","mean_quality":0.0,"start":"2027-05-23T17:40Z","start_local":"20:40"}]},{"best_window":null,"dec":24.11388889,"moon_separation":138.0,"name":"M45","quality_hours":0.0,"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":0,"score_weather":null,"transit":{"airmass":1.05,"alt":72.5,"az":179.3,"t":"2027-05-23T10:05Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-05-24T02:55Z","end_local":"05:55","hours":9.25,"label":"unusable","mean_quality":0.0,"start":"2027-05-23T17:40Z","start_local":"20:40"}]},{"best_window":{"end":"2027-05-24T00:55Z","end_local":"03:55","hours":3.42,"label":"good","mean_quality":0.66,"start":"2027-05-23T21:30Z","start_local":"00:30"},"dec":44.33,"moon_separation":75.7,"name":"NGC 7000","quality_hours":3.19,"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":57,"score_weather":null,"transit":{"airmass":1.0,"alt":87.3,"az":359.2,"t":"2027-05-24T03:15Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-05-23T20:25Z","end_local":"23:25","hours":2.75,"label":"unusable","mean_quality":0.0,"start":"2027-05-23T17:40Z","start_local":"20:40"},{"end":"2027-05-23T21:30Z","end_local":"00:30","hours":1.08,"label":"marginal","mean_quality":0.51,"start":"2027-05-23T20:25Z","start_local":"23:25"},{"end":"2027-05-24T00:55Z","end_local":"03:55","hours":3.42,"label":"good","mean_quality":0.66,"start":"2027-05-23T21:30Z","start_local":"00:30"},{"end":"2027-05-24T01:45Z","end_local":"04:45","hours":0.83,"label":"marginal","mean_quality":0.36,"start":"2027-05-24T00:55Z","start_local":"03:55"},{"end":"2027-05-24T02:25Z","end_local":"05:25","hours":0.67,"label":"poor","mean_quality":0.11,"start":"2027-05-24T01:45Z","start_local":"04:45"},{"end":"2027-05-24T02:55Z","end_local":"05:55","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-05-24T02:25Z","start_local":"05:25"}]},{"best_window":{"end":"2027-05-24T00:55Z","end_local":"03:55","hours":3.42,"label":"good","mean_quality":0.66,"start":"2027-05-23T21:30Z","start_local":"00:30"},"dec":44.25788576,"moon_separation":75.6,"name":"V1057 Cyg","quality_hours":3.18,"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":57,"score_weather":null,"transit":{"airmass":1.0,"alt":87.3,"az":359.6,"t":"2027-05-24T03:15Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-05-23T20:25Z","end_local":"23:25","hours":2.75,"label":"unusable","mean_quality":0.0,"start":"2027-05-23T17:40Z","start_local":"20:40"},{"end":"2027-05-23T21:30Z","end_local":"00:30","hours":1.08,"label":"marginal","mean_quality":0.51,"start":"2027-05-23T20:25Z","start_local":"23:25"},{"end":"2027-05-24T00:55Z","end_local":"03:55","hours":3.42,"label":"good","mean_quality":0.66,"start":"2027-05-23T21:30Z","start_local":"00:30"},{"end":"2027-05-24T01:45Z","end_local":"04:45","hours":0.83,"label":"marginal","mean_quality":0.35,"start":"2027-05-24T00:55Z","start_local":"03:55"},{"end":"2027-05-24T02:25Z","end_local":"05:25","hours":0.67,"label":"poor","mean_quality":0.11,"start":"2027-05-24T01:45Z","start_local":"04:45"},{"end":"2027-05-24T02:55Z","end_local":"05:55","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-05-24T02:25Z","start_local":"05:25"}]},{"best_window":null,"dec":30.66017511,"moon_separation":111.1,"name":"M33","quality_hours":0.03,"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":0,"score_weather":null,"transit":{"airmass":1.02,"alt":79.1,"az":180.4,"t":"2027-05-24T07:50Z"},"verdict":"unknown","weather_known":false,"windows":[{"end":"2027-05-24T01:55Z","end_local":"04:55","hours":8.25,"label":"unusable","mean_quality":0.0,"start":"2027-05-23T17:40Z","start_local":"20:40"},{"end":"2027-05-24T02:25Z","end_local":"05:25","hours":0.5,"label":"poor","mean_quality":0.07,"start":"2027-05-24T01:55Z","start_local":"04:55"},{"end":"2027-05-24T02:55Z","end_local":"05:55","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2027-05-24T02:25Z","start_local":"05:25"}]}],"unscheduled":[{"name":"M42","why":"The target stays below 20\u00b0 for the whole night."},{"name":"M45","why":"The target stays below 20\u00b0 for the whole night."},{"name":"M33","why":"no usable window tonight"}],"warnings":[]}
