{"calculation_version":"2026-10-10.1","forecast_source":"history","night_date":"2026-03-10","schedule":[{"end":"2026-03-10T17:25Z","end_local":"19:25","hours":1.08,"mean_quality":0.0,"start":"2026-03-10T16:20Z","start_local":"18:20","target":null},{"end":"2026-03-10T18:10Z","end_local":"20:10","hours":0.75,"mean_quality":0.44,"start":"2026-03-10T17:25Z","start_local":"19:25","target":"M31"},{"end":"2026-03-10T18:40Z","end_local":"20:40","hours":0.5,"mean_quality":0.54,"start":"2026-03-10T18:10Z","start_local":"20:10","target":"M33"},{"end":"2026-03-10T19:40Z","end_local":"21:40","hours":1.0,"mean_quality":0.83,"start":"2026-03-10T18:40Z","start_local":"20:40","target":"M45"},{"end":"2026-03-10T20:35Z","end_local":"22:35","hours":0.92,"mean_quality":0.57,"start":"2026-03-10T19:40Z","start_local":"21:40","target":"M42"},{"end":"2026-03-11T01:15Z","end_local":"03:15","hours":4.67,"mean_quality":0.0,"start":"2026-03-10T20:35Z","start_local":"22:35","target":null},{"end":"2026-03-11T02:15Z","end_local":"04:15","hours":1.0,"mean_quality":0.5,"start":"2026-03-11T01:15Z","start_local":"03:15","target":"NGC 7000"},{"end":"2026-03-11T03:45Z","end_local":"05:45","hours":1.5,"mean_quality":0.58,"start":"2026-03-11T02:15Z","start_local":"04:15","target":"V1057 Cyg"},{"end":"2026-03-11T04:40Z","end_local":"06:40","hours":0.92,"mean_quality":0.0,"start":"2026-03-11T03:45Z","start_local":"05:45","target":null}],"targets":[{"best_window":{"end":"2026-03-10T18:00Z","end_local":"20:00","hours":0.08,"label":"good","mean_quality":0.62,"start":"2026-03-10T17:55Z","start_local":"19:55"},"dec":41.26875,"moon_separation":127.8,"name":"M31","quality_hours":0.6,"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":9,"score_astronomy":9,"score_weather":100,"transit":{"airmass":1.0,"alt":89.5,"az":239.0,"t":"2026-03-10T11:55Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-03-10T16:50Z","end_local":"18:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-03-10T16:20Z","start_local":"18:20"},{"end":"2026-03-10T17:25Z","end_local":"19:25","hours":0.58,"label":"poor","mean_quality":0.12,"start":"2026-03-10T16:50Z","start_local":"18:50"},{"end":"2026-03-10T17:55Z","end_local":"19:55","hours":0.5,"label":"marginal","mean_quality":0.37,"start":"2026-03-10T17:25Z","start_local":"19:25"},{"end":"2026-03-10T18:00Z","end_local":"20:00","hours":0.08,"label":"good","mean_quality":0.62,"start":"2026-03-10T17:55Z","start_local":"19:55"},{"end":"2026-03-10T18:35Z","end_local":"20:35","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2026-03-10T18:00Z","start_local":"20:00"},{"end":"2026-03-11T04:40Z","end_local":"06:40","hours":10.08,"label":"unusable","mean_quality":0.0,"start":"2026-03-10T18:35Z","start_local":"20:35"}]},{"best_window":{"end":"2026-03-10T20:00Z","end_local":"22:00","hours":2.08,"label":"good","mean_quality":0.8,"start":"2026-03-10T17:55Z","start_local":"19:55"},"dec":-5.3876,"moon_separation":145.3,"name":"M42","quality_hours":2.26,"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":49,"score_astronomy":49,"score_weather":99,"transit":{"airmass":1.47,"alt":42.9,"az":180.3,"t":"2026-03-10T16:45Z"},"verdict":"marginal","weather_known":true,"windows":[{"end":"2026-03-10T16:50Z","end_local":"18:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-03-10T16:20Z","start_local":"18:20"},{"end":"2026-03-10T17:25Z","end_local":"19:25","hours":0.58,"label":"poor","mean_quality":0.13,"start":"2026-03-10T16:50Z","start_local":"18:50"},{"end":"2026-03-10T17:55Z","end_local":"19:55","hours":0.5,"label":"marginal","mean_quality":0.44,"start":"2026-03-10T17:25Z","start_local":"19:25"},{"end":"2026-03-10T20:00Z","end_local":"22:00","hours":2.08,"label":"good","mean_quality":0.8,"start":"2026-03-10T17:55Z","start_local":"19:55"},{"end":"2026-03-10T20:35Z","end_local":"22:35","hours":0.58,"label":"marginal","mean_quality":0.5,"start":"2026-03-10T20:00Z","start_local":"22:00"},{"end":"2026-03-11T04:40Z","end_local":"06:40","hours":8.08,"label":"unusable","mean_quality":0.0,"start":"2026-03-10T20:35Z","start_local":"22:35"}]},{"best_window":{"end":"2026-03-10T20:05Z","end_local":"22:05","hours":2.17,"label":"good","mean_quality":0.83,"start":"2026-03-10T17:55Z","start_local":"19:55"},"dec":24.11388889,"moon_separation":164.4,"name":"M45","quality_hours":2.37,"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":55,"score_astronomy":55,"score_weather":99,"transit":{"airmass":1.05,"alt":72.5,"az":179.4,"t":"2026-03-10T14:55Z"},"verdict":"marginal","weather_known":true,"windows":[{"end":"2026-03-10T16:50Z","end_local":"18:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-03-10T16:20Z","start_local":"18:20"},{"end":"2026-03-10T17:25Z","end_local":"19:25","hours":0.58,"label":"poor","mean_quality":0.15,"start":"2026-03-10T16:50Z","start_local":"18:50"},{"end":"2026-03-10T17:55Z","end_local":"19:55","hours":0.5,"label":"marginal","mean_quality":0.47,"start":"2026-03-10T17:25Z","start_local":"19:25"},{"end":"2026-03-10T20:05Z","end_local":"22:05","hours":2.17,"label":"good","mean_quality":0.83,"start":"2026-03-10T17:55Z","start_local":"19:55"},{"end":"2026-03-10T20:35Z","end_local":"22:35","hours":0.5,"label":"marginal","mean_quality":0.5,"start":"2026-03-10T20:05Z","start_local":"22:05"},{"end":"2026-03-11T04:40Z","end_local":"06:40","hours":8.08,"label":"unusable","mean_quality":0.0,"start":"2026-03-10T20:35Z","start_local":"22:35"}]},{"best_window":{"end":"2026-03-11T03:10Z","end_local":"05:10","hours":1.08,"label":"good","mean_quality":0.7,"start":"2026-03-11T02:05Z","start_local":"04:05"},"dec":44.33,"moon_separation":91.3,"name":"NGC 7000","quality_hours":1.44,"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":27,"score_astronomy":27,"score_weather":100,"transit":{"airmass":1.0,"alt":87.3,"az":359.1,"t":"2026-03-11T08:05Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-03-11T01:15Z","end_local":"03:15","hours":8.92,"label":"unusable","mean_quality":0.0,"start":"2026-03-10T16:20Z","start_local":"18:20"},{"end":"2026-03-11T02:05Z","end_local":"04:05","hours":0.83,"label":"marginal","mean_quality":0.48,"start":"2026-03-11T01:15Z","start_local":"03:15"},{"end":"2026-03-11T03:10Z","end_local":"05:10","hours":1.08,"label":"good","mean_quality":0.7,"start":"2026-03-11T02:05Z","start_local":"04:05"},{"end":"2026-03-11T03:45Z","end_local":"05:45","hours":0.58,"label":"marginal","mean_quality":0.38,"start":"2026-03-11T03:10Z","start_local":"05:10"},{"end":"2026-03-11T04:15Z","end_local":"06:15","hours":0.5,"label":"poor","mean_quality":0.12,"start":"2026-03-11T03:45Z","start_local":"05:45"},{"end":"2026-03-11T04:40Z","end_local":"06:40","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2026-03-11T04:15Z","start_local":"06:15"}]},{"best_window":{"end":"2026-03-11T03:10Z","end_local":"05:10","hours":1.08,"label":"good","mean_quality":0.7,"start":"2026-03-11T02:05Z","start_local":"04:05"},"dec":44.25788576,"moon_separation":91.2,"name":"V1057 Cyg","quality_hours":1.44,"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":26,"score_astronomy":26,"score_weather":100,"transit":{"airmass":1.0,"alt":87.3,"az":359.5,"t":"2026-03-11T08:05Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-03-11T01:15Z","end_local":"03:15","hours":8.92,"label":"unusable","mean_quality":0.0,"start":"2026-03-10T16:20Z","start_local":"18:20"},{"end":"2026-03-11T02:05Z","end_local":"04:05","hours":0.83,"label":"marginal","mean_quality":0.48,"start":"2026-03-11T01:15Z","start_local":"03:15"},{"end":"2026-03-11T03:10Z","end_local":"05:10","hours":1.08,"label":"good","mean_quality":0.7,"start":"2026-03-11T02:05Z","start_local":"04:05"},{"end":"2026-03-11T03:45Z","end_local":"05:45","hours":0.58,"label":"marginal","mean_quality":0.38,"start":"2026-03-11T03:10Z","start_local":"05:10"},{"end":"2026-03-11T04:15Z","end_local":"06:15","hours":0.5,"label":"poor","mean_quality":0.12,"start":"2026-03-11T03:45Z","start_local":"05:45"},{"end":"2026-03-11T04:40Z","end_local":"06:40","hours":0.42,"label":"unusable","mean_quality":0.0,"start":"2026-03-11T04:15Z","start_local":"06:15"}]},{"best_window":{"end":"2026-03-10T18:15Z","end_local":"20:15","hours":0.33,"label":"good","mean_quality":0.68,"start":"2026-03-10T17:55Z","start_local":"19:55"},"dec":30.66017511,"moon_separation":136.7,"name":"M33","quality_hours":0.75,"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":14,"score_astronomy":14,"score_weather":100,"transit":{"airmass":1.02,"alt":79.1,"az":181.7,"t":"2026-03-10T12:45Z"},"verdict":"poor","weather_known":true,"windows":[{"end":"2026-03-10T16:50Z","end_local":"18:50","hours":0.5,"label":"unusable","mean_quality":0.0,"start":"2026-03-10T16:20Z","start_local":"18:20"},{"end":"2026-03-10T17:25Z","end_local":"19:25","hours":0.58,"label":"poor","mean_quality":0.13,"start":"2026-03-10T16:50Z","start_local":"18:50"},{"end":"2026-03-10T17:55Z","end_local":"19:55","hours":0.5,"label":"marginal","mean_quality":0.4,"start":"2026-03-10T17:25Z","start_local":"19:25"},{"end":"2026-03-10T18:15Z","end_local":"20:15","hours":0.33,"label":"good","mean_quality":0.68,"start":"2026-03-10T17:55Z","start_local":"19:55"},{"end":"2026-03-10T18:45Z","end_local":"20:45","hours":0.5,"label":"marginal","mean_quality":0.5,"start":"2026-03-10T18:15Z","start_local":"20:15"},{"end":"2026-03-11T04:40Z","end_local":"06:40","hours":9.92,"label":"unusable","mean_quality":0.0,"start":"2026-03-10T18:45Z","start_local":"20:45"}]}],"unscheduled":[],"warnings":[]}